Details of the Drug

General Information of Drug (ID: DM4KLPT)

Drug Name
Terfenadine
Synonyms
Aldaban; Allerplus; Cyater; Hisfedin; Rapidal; Seldane; Teldane; Teldanex; Terdin; Terfedura; Terfemundin; Terfen; Terfenadina; Terfenadinum; Terfenidine; Terfex; Ternadin; Triludan; Aliud Brand of Terfenadine; Balkis Saft Spezial; Bial Brand of Terfenadine; Cantabria Brand of Terfenadine; Ct Arzneimittel Brand of Terfenadine; Dolorgiet Brand of Terfenadine; Heumann Brand of Terfenadine; Hoechst Brand of Terfenadine; Merck dura Brand of Terfenadine; Mundipharma Brand of Terfenadine; Ratiopharm Brand of Terfenadine; Sigma Tau Brand of Terfenadine; Stadapharm Brand of Terfenadine; Terfenadin AL; Terfenadin Heumann; Terfenadin Stada; Terfenadin von ct; Wolff Brand of Terfenadine; MDL 9918; RMI 9918; RMI9918; T 9652; Ct-Arzneimittel Brand of Terfenadine; MDL-9918; RMI-9918; Seldane (TN); Sigma-Tau Brand of Terfenadine; Teldane (TN); Terfenadin-ratiopharm; Terfenadina [INN-Spanish]; Terfenadinum [INN-Latin]; Triludan (TN); Terfenadine (JAN/USAN/INN); Terfenadine [USAN:BAN:INN:JAN]; Alpha-(4-[1,1-Dimethylethyl]phenyl)-4-[hydroxydiphenylmethyl]-1-piperidinebutanol; Alpha-(p-tert-Butylphenyl)-4-(hydroxydiphenylmethyl)-1-piperidinebutanol; Alpha-[4-(1,1-Dimethylethyl)phenyl]-4-(hydroxydiphenylmethyl)-1-piperidinebutanol; Alpha-(4-(1,1-Dimethylethyl)phenyl)-4-(hydroxydiphenylmethyl)-1-piperdinebutanol; Alpha-(4-(1,1-Dimethylethyl)phenyl)-4-(hydroxydiphenylmethyl)-1-piperidinebutanol; Alpha-(4-(1,1-dimethylethyl)phenyl)-4-(hydroxydiphenyl-methyl)-1-piperidine butanol; 1-(4-tert-Butylphenyl)-4-(4-(alpha-hydroxybenzhydryl)piperidino)-butan-1-ol; 1-(4-tert-butylphenyl)-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butan-1-ol; 1-(4-tert-butylphenyl)-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butan-1-ol; 1-(p-tert-Butylphenyl)-4-(4'-(alpha-hydroxydiphenylmethyl)-1'-piperidyl)butanol; 1-[4-(1,1-dimethylethyl)phenyl]-4-{4-[hydroxy(diphenyl)methyl]piperidin-1-yl}butan-1-ol
Indication
Disease Entry ICD 11 Status REF
Allergy 4A80-4A85 Withdrawn from market [1]
Therapeutic Class
Antihistamines
Drug Type
Small molecular drug
Structure
3D MOL 2D MOL
#Ro5 Violations (Lipinski): 1 Molecular Weight (mw) 471.7
Logarithm of the Partition Coefficient (xlogp) 6.6
Rotatable Bond Count (rotbonds) 9
Hydrogen Bond Donor Count (hbonddonor) 2
Hydrogen Bond Acceptor Count (hbondacc) 3
ADMET Property
BDDCS Class
Biopharmaceutics Drug Disposition Classification System (BDDCS) Class 2: low solubility and high permeability [2]
Elimination
0% of drug is excreted from urine in the unchanged form [2]
Half-life
The concentration or amount of drug in body reduced by one-half in 3.5 hours [3]
Metabolism
The drug is metabolized via the hepatic []
MRTD
The Maximum Recommended Therapeutic Dose (MRTD) of drug that ensured maximising efficacy and moderate side effect is 4.24008 micromolar/kg/day [4]
Water Solubility
The ability of drug to dissolve in water is measured as 0.006 mg/mL [2]
Adverse Drug Reaction (ADR)
ADR Term Variation Related DOT DOT ID REF
Sudden cardiac death Not Available SCN5A OTGYZWR6 [5]
Torsade de pointes Not Available MINK1 OTKB0RA8 [5]
Chemical Identifiers
Formula
C32H41NO2
IUPAC Name
1-(4-tert-butylphenyl)-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butan-1-ol
Canonical SMILES
CC(C)(C)C1=CC=C(C=C1)C(CCCN2CCC(CC2)C(C3=CC=CC=C3)(C4=CC=CC=C4)O)O
InChI
InChI=1S/C32H41NO2/c1-31(2,3)26-18-16-25(17-19-26)30(34)15-10-22-33-23-20-29(21-24-33)32(35,27-11-6-4-7-12-27)28-13-8-5-9-14-28/h4-9,11-14,16-19,29-30,34-35H,10,15,20-24H2,1-3H3
InChIKey
GUGOEEXESWIERI-UHFFFAOYSA-N
Cross-matching ID
PubChem CID
5405
ChEBI ID
CHEBI:9453
CAS Number
50679-08-8
DrugBank ID
DB00342
TTD ID
D08SOF
VARIDT ID
DR00755
INTEDE ID
DR1558

Molecular Interaction Atlas of This Drug


Drug Therapeutic Target (DTT)
DTT Name DTT ID UniProt ID MOA REF
Histamine H1 receptor (H1R) TTTIBOJ HRH1_HUMAN Antagonist [6]

Drug Transporter (DTP)
DTP Name DTP ID UniProt ID MOA REF
P-glycoprotein 1 (ABCB1) DTUGYRD MDR1_HUMAN Substrate [7]

Drug-Metabolizing Enzyme (DME)
DME Name DME ID UniProt ID MOA REF
Cytochrome P450 3A4 (CYP3A4) DE4LYSA CP3A4_HUMAN Substrate [8]
Cytochrome P450 2D6 (CYP2D6) DECB0K3 CP2D6_HUMAN Substrate [9]
Cytochrome P450 2C9 (CYP2C9) DE5IED8 CP2C9_HUMAN Substrate [10]
Cytochrome P450 3A5 (CYP3A5) DEIBDNY CP3A5_HUMAN Substrate [11]
Cytochrome P450 3A7 (CYP3A7) DERD86B CP3A7_HUMAN Substrate [11]

Drug Off-Target (DOT)
DOT Name DOT ID UniProt ID Interaction REF
Apoptosis regulator BAX (BAX) OTAW0V4V BAX_HUMAN Gene/Protein Processing [12]
Apoptosis regulator Bcl-2 (BCL2) OT9DVHC0 BCL2_HUMAN Gene/Protein Processing [12]
ATP-dependent translocase ABCB1 (ABCB1) OTEJROBO MDR1_HUMAN Gene/Protein Processing [13]
Bile salt export pump (ABCB11) OTRU7THO ABCBB_HUMAN Gene/Protein Processing [14]
Caspase-2 (CASP2) OTUDYSPP CASP2_HUMAN Gene/Protein Processing [15]
Caspase-3 (CASP3) OTIJRBE7 CASP3_HUMAN Gene/Protein Processing [12]
Caspase-6 (CASP6) OTXLD3EC CASP6_HUMAN Gene/Protein Processing [15]
Caspase-8 (CASP8) OTA8TVI8 CASP8_HUMAN Gene/Protein Processing [15]
Caspase-9 (CASP9) OTD4RFFG CASP9_HUMAN Gene/Protein Processing [15]
CD82 antigen (CD82) OTH8MC64 CD82_HUMAN Gene/Protein Processing [12]
Molecular Interaction Atlas (MIA) Jump to Detail Molecular Interaction Atlas of This Drug

Molecular Expression Atlas of This Drug

The Studied Disease Allergy
ICD Disease Classification 4A80-4A85
Molecule Name Molecule Type Gene Name p-value Fold-Change Z-score
Histamine H1 receptor (H1R) DTT HRH1 6.74E-01 0.13 0.43
P-glycoprotein 1 (ABCB1) DTP P-GP 6.54E-01 1.95E-01 4.04E-01
Cytochrome P450 3A5 (CYP3A5) DME CYP3A5 9.57E-01 9.43E-03 1.29E-01
Cytochrome P450 2D6 (CYP2D6) DME CYP2D6 8.70E-01 2.98E-02 1.22E-01
Cytochrome P450 2C9 (CYP2C9) DME CYP2C9 2.35E-01 2.78E-02 2.09E-01
Cytochrome P450 3A4 (CYP3A4) DME CYP3A4 1.76E-01 1.26E-01 8.27E-01
Molecular Expression Atlas (MEA) Jump to Detail Molecular Expression Atlas of This Drug

Drug-Drug Interaction (DDI) Information of This Drug

Coadministration of a Drug Treating the Disease Different from Terfenadine (Comorbidity)
DDI Drug Name DDI Drug ID Severity Mechanism Comorbidity REF
Ivosidenib DM8S6T7 Major Increased risk of prolong QT interval by the combination of Terfenadine and Ivosidenib. Acute myeloid leukaemia [2A60] [16]
Midostaurin DMI6E0R Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Midostaurin. Acute myeloid leukaemia [2A60] [17]
Daunorubicin DMQUSBT Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Daunorubicin. Acute myeloid leukaemia [2A60] [17]
Arn-509 DMT81LZ Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Arn-509. Acute myeloid leukaemia [2A60] [18]
Oliceridine DM6MDCF Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Oliceridine. Acute pain [MG31] [19]
Galantamine DMEO794 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Galantamine. Alzheimer disease [8A20] [17]
Rivastigmine DMG629M Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Rivastigmine. Alzheimer disease [8A20] [17]
Donepezil DMIYG7Z Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Donepezil. Alzheimer disease [8A20] [17]
Metronidazole DMTIVEN Minor Increased risk of prolong QT interval by the combination of Terfenadine and Metronidazole. Amoebiasis [1A36] [20]
Ivabradine DM0L594 Major Increased risk of ventricular arrhythmias by the combination of Terfenadine and Ivabradine. Angina pectoris [BA40] [18]
Dronedarone DMA8FS5 Major Increased risk of prolong QT interval by the combination of Terfenadine and Dronedarone. Angina pectoris [BA40] [17]
Hydroxyzine DMF8Y74 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Hydroxyzine. Anxiety disorder [6B00-6B0Z] [17]
Cilostazol DMZMSCT Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Cilostazol. Arterial occlusive disease [BD40] [17]
Voriconazole DMAOL2S Major Decreased metabolism of Terfenadine caused by Voriconazole mediated inhibition of CYP450 enzyme. Aspergillosis [1F20] [21]
Posaconazole DMUL5EW Major Decreased metabolism of Terfenadine caused by Posaconazole mediated inhibition of CYP450 enzyme. Aspergillosis [1F20] [21]
Levalbuterol DM5YBO1 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Levalbuterol. Asthma [CA23] [22]
Terbutaline DMD4381 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Terbutaline. Asthma [CA23] [23]
Pirbuterol DMI5678 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Pirbuterol. Asthma [CA23] [22]
Salbutamol DMN9CWF Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Salbutamol. Asthma [CA23] [22]
Formoterol DMSOURV Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Formoterol. Asthma [CA23] [23]
Zileuton DMVRIC2 Major Decreased renal excretion of Terfenadine caused by Zileuton. Asthma [CA23] [24]
Lisdexamfetamine DM6W8V5 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Lisdexamfetamine. Attention deficit hyperactivity disorder [6A05] [18]
Desipramine DMT2FDC Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Desipramine. Attention deficit hyperactivity disorder [6A05] [17]
Ofloxacin DM0VQN3 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Ofloxacin. Bacterial infection [1A00-1C4Z] [25]
Ciprofloxacin XR DM2NLS9 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Ciprofloxacin XR. Bacterial infection [1A00-1C4Z] [17]
Dalfopristin DM4LTKV Major Decreased metabolism of Terfenadine caused by Dalfopristin mediated inhibition of CYP450 enzyme. Bacterial infection [1A00-1C4Z] [26]
Clarithromycin DM4M1SG Major Decreased metabolism of Terfenadine caused by Clarithromycin mediated inhibition of CYP450 enzyme. Bacterial infection [1A00-1C4Z] [21]
Sulfamethoxazole DMB08GE Minor Increased risk of prolong QT interval by the combination of Terfenadine and Sulfamethoxazole. Bacterial infection [1A00-1C4Z] [17]
Gemifloxacin DMHT34O Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Gemifloxacin. Bacterial infection [1A00-1C4Z] [25]
Norfloxacin DMIZ6W2 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Norfloxacin. Bacterial infection [1A00-1C4Z] [20]
Levofloxacin DMS60RB Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Levofloxacin. Bacterial infection [1A00-1C4Z] [25]
Telithromycin DMZ4P3A Major Decreased metabolism of Terfenadine caused by Telithromycin mediated inhibition of CYP450 enzyme. Bacterial infection [1A00-1C4Z] [21]
Retigabine DMGNYIH Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Retigabine. Behcet disease [4A62] [19]
Erdafitinib DMI782S Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Erdafitinib. Bladder cancer [2C94] [27]
Pexidartinib DMS2J0Z Moderate Increased metabolism of Terfenadine caused by Pexidartinib mediated induction of CYP450 enzyme. Bone/articular cartilage neoplasm [2F7B] [28]
Loperamide DMOJZQ9 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Loperamide. Bowel habit change [ME05] [29]
Eribulin DM1DX4Q Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Eribulin. Breast cancer [2C60-2C6Y] [17]
Lapatinib DM3BH1Y Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Lapatinib. Breast cancer [2C60-2C6Y] [17]
Tucatinib DMBESUA Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Tucatinib. Breast cancer [2C60-2C6Y] [30]
Palbociclib DMD7L94 Moderate Decreased metabolism of Terfenadine caused by Palbociclib mediated inhibition of CYP450 enzyme. Breast cancer [2C60-2C6Y] [31]
Tamoxifen DMLB0EZ Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Tamoxifen. Breast cancer [2C60-2C6Y] [17]
Toremifene DMQYUWG Major Increased risk of prolong QT interval by the combination of Terfenadine and Toremifene. Breast cancer [2C60-2C6Y] [17]
Bosutinib DMTI8YE Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Bosutinib. Breast cancer [2C60-2C6Y] [18]
Sotalol DML60TN Major Increased risk of prolong QT interval by the combination of Terfenadine and Sotalol. Cardiac arrhythmia [BC9Z] [32]
Olodaterol DM62B78 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Olodaterol. Chronic obstructive pulmonary disease [CA22] [23]
Vilanterol DMF5EK1 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Vilanterol. Chronic obstructive pulmonary disease [CA22] [22]
Salmeterol DMIEU69 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Salmeterol. Chronic obstructive pulmonary disease [CA22] [23]
Indacaterol DMQJHR7 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Indacaterol. Chronic obstructive pulmonary disease [CA22] [23]
Arformoterol DMYM974 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Arformoterol. Chronic obstructive pulmonary disease [CA22] [23]
Oxaliplatin DMQNWRD Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Oxaliplatin. Colorectal cancer [2B91] [17]
Isoproterenol DMK7MEY Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Isoproterenol. Conduction disorder [BC63] [22]
Halothane DM80OZ5 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Halothane. Corneal disease [9A76-9A78] [17]
Propofol DMB4OLE Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Propofol. Corneal disease [9A76-9A78] [33]
Sevoflurane DMC9O43 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Sevoflurane. Corneal disease [9A76-9A78] [17]
Clofazimine DMEBOFW Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Clofazimine. Crohn disease [DD70] [34]
Mifepristone DMGZQEF Major Decreased metabolism of Terfenadine caused by Mifepristone mediated inhibition of CYP450 enzyme. Cushing syndrome [5A70] [35]
Pasireotide DMHM7JS Major Increased risk of prolong QT interval by the combination of Terfenadine and Pasireotide. Cushing syndrome [5A70] [17]
Osilodrostat DMIJC9X Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Osilodrostat. Cushing syndrome [5A70] [16]
Ivacaftor DMZC1HS Moderate Decreased metabolism of Terfenadine caused by Ivacaftor mediated inhibition of CYP450 enzyme. Cystic fibrosis [CA25] [36]
MK-8228 DMOB58Q Moderate Decreased metabolism of Terfenadine caused by MK-8228 mediated inhibition of CYP450 enzyme. Cytomegaloviral disease [1D82] [37]
Aprepitant DM053KT Major Decreased metabolism of Terfenadine caused by Aprepitant mediated inhibition of CYP450 enzyme. Depression [6A70-6A7Z] [38]
Sertraline DM0FB1J Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Sertraline. Depression [6A70-6A7Z] [17]
Trimipramine DM1SC8M Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Trimipramine. Depression [6A70-6A7Z] [17]
Imipramine DM2NUH3 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Imipramine. Depression [6A70-6A7Z] [17]
Fluoxetine DM3PD2C Major Decreased metabolism of Terfenadine caused by Fluoxetine mediated inhibition of CYP450 enzyme. Depression [6A70-6A7Z] [39]
Nefazodone DM4ZS8M Major Decreased metabolism of Terfenadine caused by Nefazodone mediated inhibition of CYP450 enzyme. Depression [6A70-6A7Z] [40]
Escitalopram DMFK9HG Major Increased risk of prolong QT interval by the combination of Terfenadine and Escitalopram. Depression [6A70-6A7Z] [17]
Clomipramine DMINRKW Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Clomipramine. Depression [6A70-6A7Z] [17]
Trazodone DMK1GBJ Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Trazodone. Depression [6A70-6A7Z] [41]
Amoxapine DMKITQE Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Amoxapine. Depression [6A70-6A7Z] [17]
Mirtazapine DML53ZJ Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Mirtazapine. Depression [6A70-6A7Z] [42]
Protriptyline DMNHTZI Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Protriptyline. Depression [6A70-6A7Z] [17]
Doxepin DMPI98T Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Doxepin. Depression [6A70-6A7Z] [17]
Maprotiline DMPWB7T Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Maprotiline. Depression [6A70-6A7Z] [17]
Tetrabenazine DMYWQ0O Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Tetrabenazine. Dissociative neurological symptom disorder [6B60] [17]
Deutetrabenazine DMUPFLI Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Deutetrabenazine. Dystonic disorder [8A02] [43]
Ingrezza DMVPLNC Moderate Additive CNS depression effects by the combination of Terfenadine and Ingrezza. Dystonic disorder [8A02] [44]
Oxcarbazepine DM5PU6O Moderate Increased metabolism of Terfenadine caused by Oxcarbazepine mediated induction of CYP450 enzyme. Epilepsy/seizure [8A61-8A6Z] [45]
Cenobamate DM8KLU9 Moderate Increased metabolism of Terfenadine caused by Cenobamate mediated induction of CYP450 enzyme. Epilepsy/seizure [8A61-8A6Z] [46]
Stiripentol DMMSDOY Moderate Decreased metabolism of Terfenadine caused by Stiripentol mediated inhibition of CYP450 enzyme. Epilepsy/seizure [8A61-8A6Z] [47]
Solifenacin DMG592Q Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Solifenacin. Functional bladder disorder [GC50] [17]
Itraconazole DMCR1MV Major Decreased metabolism of Terfenadine caused by Itraconazole mediated inhibition of CYP450 enzyme. Fungal infection [1F29-1F2F] [21]
Pentamidine DMHZJCG Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Pentamidine. Fungal infection [1F29-1F2F] [17]
Terbinafine DMI6HUW Minor Decreased metabolism of Terfenadine caused by Terbinafine mediated inhibition of CYP450 enzyme. Fungal infection [1F29-1F2F] [48]
Miconazole DMPMYE8 Major Decreased metabolism of Terfenadine caused by Miconazole mediated inhibition of CYP450 enzyme. Fungal infection [1F29-1F2F] [21]
Cimetidine DMH61ZB Major Decreased metabolism of Terfenadine caused by Cimetidine mediated inhibition of CYP450 enzyme. Gastro-oesophageal reflux disease [DA22] [49]
Sunitinib DMCBJSR Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Sunitinib. Gastrointestinal stromal tumour [2B5B] [17]
GS-5885 DMSL3DX Moderate Decreased clearance of Terfenadine due to the transporter inhibition by GS-5885. Hepatitis virus infection [1E50-1E51] [50]
Rifapentine DMCHV4I Moderate Increased metabolism of Terfenadine caused by Rifapentine mediated induction of CYP450 enzyme. HIV-infected patients with tuberculosis [1B10-1B14] [51]
Delavirdine DM3NF5G Major Decreased metabolism of Terfenadine caused by Delavirdine mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [26]
Fosamprenavir DM4W9B3 Major Decreased metabolism of Terfenadine caused by Fosamprenavir mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [21]
Fostemsavir DM50ILT Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Fostemsavir. Human immunodeficiency virus disease [1C60-1C62] [52]
Efavirenz DMC0GSJ Major Decreased metabolism of Terfenadine caused by Efavirenz mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [53]
Saquinavir DMG814N Major Decreased metabolism of Terfenadine caused by Saquinavir mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [21]
Etravirine DMGV8QU Moderate Increased metabolism of Terfenadine caused by Etravirine mediated induction of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [54]
Rilpivirine DMJ0QOW Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Rilpivirine. Human immunodeficiency virus disease [1C60-1C62] [17]
Amprenavir DMLMXE0 Major Decreased metabolism of Terfenadine caused by Amprenavir mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [55]
Darunavir DMN3GCH Major Decreased metabolism of Terfenadine caused by Darunavir mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [21]
Atazanavir DMSYRBX Major Decreased metabolism of Terfenadine caused by Atazanavir mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [21]
Ritonavir DMU764S Major Decreased metabolism of Terfenadine caused by Ritonavir mediated inhibition of CYP450 enzyme. Human immunodeficiency virus disease [1C60-1C62] [21]
BMS-201038 DMQTAGO Moderate Decreased clearance of Terfenadine due to the transporter inhibition by BMS-201038. Hyper-lipoproteinaemia [5C80] [56]
Diltiazem DMAI7ZV Moderate Decreased metabolism of Terfenadine caused by Diltiazem mediated inhibition of CYP450 enzyme. Hypertension [BA00-BA04] [57]
Conivaptan DM1V329 Major Decreased metabolism of Terfenadine caused by Conivaptan mediated inhibition of CYP450 enzyme. Hypo-osmolality/hyponatraemia [5C72] [21]
Tolvaptan DMIWFRL Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Tolvaptan. Hypo-osmolality/hyponatraemia [5C72] [20]
Polyethylene glycol DM4I1JP Major Increased risk of ventricular arrhythmias by the combination of Terfenadine and Polyethylene glycol. Irritable bowel syndrome [DD91] [58]
Crizotinib DM4F29C Major Increased risk of prolong QT interval by the combination of Terfenadine and Crizotinib. Lung cancer [2C25] [59]
Brigatinib DM7W94S Moderate Increased metabolism of Terfenadine caused by Brigatinib mediated induction of CYP450 enzyme. Lung cancer [2C25] [60]
Ceritinib DMB920Z Major Increased risk of prolong QT interval by the combination of Terfenadine and Ceritinib. Lung cancer [2C25] [17]
PF-06463922 DMKM7EW Moderate Increased metabolism of Terfenadine caused by PF-06463922 mediated induction of CYP450 enzyme. Lung cancer [2C25] [61]
Osimertinib DMRJLAT Moderate Decreased metabolism of Terfenadine caused by Osimertinib mediated inhibition of CYP450 enzyme. Lung cancer [2C25] [18]
Capmatinib DMYCXKL Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Capmatinib. Lung cancer [2C25] [62]
Selpercatinib DMZR15V Major Increased risk of prolong QT interval by the combination of Terfenadine and Selpercatinib. Lung cancer [2C25] [63]
Lumefantrine DM29GAD Major Increased risk of prolong QT interval by the combination of Terfenadine and Lumefantrine. Malaria [1F40-1F45] [20]
Chloroquine DMSI5CB Major Increased risk of prolong QT interval by the combination of Terfenadine and Chloroquine. Malaria [1F40-1F45] [64]
Hydroxychloroquine DMSIVND Major Increased risk of prolong QT interval by the combination of Terfenadine and Hydroxychloroquine. Malaria [1F40-1F45] [64]
Quinine DMSWYF5 Major Decreased metabolism of Terfenadine caused by Quinine mediated inhibition of CYP450 enzyme. Malaria [1F40-1F45] [65]
Primaquine DMWQ16I Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Primaquine. Malaria [1F40-1F45] [17]
Inotuzumab ozogamicin DMAC130 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Inotuzumab ozogamicin. Malignant haematopoietic neoplasm [2B33] [18]
Idelalisib DM602WT Moderate Decreased metabolism of Terfenadine caused by Idelalisib mediated inhibition of CYP450 enzyme. Mature B-cell leukaemia [2A82] [66]
IPI-145 DMWA24P Moderate Decreased metabolism of Terfenadine caused by IPI-145 mediated inhibition of CYP450 enzyme. Mature B-cell leukaemia [2A82] [67]
Arsenic trioxide DM61TA4 Major Increased risk of prolong QT interval by the combination of Terfenadine and Arsenic trioxide. Mature B-cell lymphoma [2A85] [68]
Ibrutinib DMHZCPO Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Ibrutinib. Mature B-cell lymphoma [2A85] [18]
Vemurafenib DM62UG5 Major Increased risk of prolong QT interval by the combination of Terfenadine and Vemurafenib. Melanoma [2C30] [17]
LGX818 DMNQXV8 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and LGX818. Melanoma [2C30] [69]
Lasmiditan DMXLVDT Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Lasmiditan. Migraine [8A80] [70]
Exjade DMHPRWG Moderate Decreased metabolism of Terfenadine caused by Exjade mediated inhibition of CYP450 enzyme. Mineral absorption/transport disorder [5C64] [71]
Panobinostat DM58WKG Major Increased risk of prolong QT interval by the combination of Terfenadine and Panobinostat. Multiple myeloma [2A83] [72]
Thalidomide DM70BU5 Moderate Increased risk of ventricular arrhythmias by the combination of Terfenadine and Thalidomide. Multiple myeloma [2A83] [20]
Siponimod DM2R86O Major Increased risk of ventricular arrhythmias by the combination of Terfenadine and Siponimod. Multiple sclerosis [8A40] [20]
Ozanimod DMT6AM2 Major Increased risk of ventricular arrhythmias by the combination of Terfenadine and Ozanimod. Multiple sclerosis [8A40] [73]
Romidepsin DMT5GNL Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Romidepsin. Mycosis fungoides [2B01] [19]
Fedratinib DM4ZBK6 Moderate Decreased metabolism of Terfenadine caused by Fedratinib mediated inhibition of CYP450 enzyme. Myeloproliferative neoplasm [2A20] [18]
Nilotinib DM7HXWT Major Increased risk of prolong QT interval by the combination of Terfenadine and Nilotinib. Myeloproliferative neoplasm [2A20] [17]
Imatinib DM7RJXL Moderate Decreased metabolism of Terfenadine caused by Imatinib mediated inhibition of CYP450 enzyme. Myeloproliferative neoplasm [2A20] [74]
Modafinil DMYILBE Moderate Increased metabolism of Terfenadine caused by Modafinil mediated induction of CYP450 enzyme. Narcolepsy [7A20] [20]
Droperidol DM0DXA8 Major Increased risk of prolong QT interval by the combination of Terfenadine and Droperidol. Nausea/vomiting [MD90] [17]
Prochlorperazine DM53SRA Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Prochlorperazine. Nausea/vomiting [MD90] [17]
Promethazine DM6I5GR Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Promethazine. Nausea/vomiting [MD90] [17]
Granisetron DMIUW25 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Granisetron. Nausea/vomiting [MD90] [17]
Dolasetron DMMG26Z Major Increased risk of prolong QT interval by the combination of Terfenadine and Dolasetron. Nausea/vomiting [MD90] [17]
Ondansetron DMOTQ1I Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Ondansetron. Nausea/vomiting [MD90] [17]
Entrectinib DMMPTLH Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Entrectinib. Non-small cell lung cancer [2C25] [18]
Lofexidine DM1WXA6 Moderate Additive hypotensive effects by the combination of Terfenadine and Lofexidine. Opioid use disorder [6C43] [17]
Olaparib DM8QB1D Moderate Decreased metabolism of Terfenadine caused by Olaparib mediated inhibition of CYP450 enzyme. Ovarian cancer [2C73] [20]
Rucaparib DM9PVX8 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Rucaparib. Ovarian cancer [2C73] [17]
Dextropropoxyphene DM23HCX Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Dextropropoxyphene. Pain [MG30-MG3Z] [19]
Buprenorphine DMPRI8G Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Buprenorphine. Pain [MG30-MG3Z] [17]
Triclabendazole DMPWGBR Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Triclabendazole. Parasitic worm infestation [1F90] [19]
Pimavanserin DMR7IVC Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Pimavanserin. Parkinsonism [8A00] [75]
Abametapir DM2RX0I Moderate Decreased metabolism of Terfenadine caused by Abametapir mediated inhibition of CYP450 enzyme. Pediculosis [1G00] [76]
Famotidine DMRL3AB Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Famotidine. Peptic ulcer [DA61] [20]
Macimorelin DMQYJIR Major Increased risk of prolong QT interval by the combination of Terfenadine and Macimorelin. Pituitary gland disorder [5A60-5A61] [77]
Lefamulin DME6G97 Major Increased risk of prolong QT interval by the combination of Terfenadine and Lefamulin. Pneumonia [CA40] [78]
Lonafarnib DMGM2Z6 Moderate Decreased metabolism of Terfenadine caused by Lonafarnib mediated inhibition of CYP450 enzyme. Premature ageing appearance [LD2B] [79]
Degarelix DM3O8QY Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Degarelix. Prostate cancer [2C82] [18]
ABIRATERONE DM8V75C Moderate Increased risk of prolong QT interval by the combination of Terfenadine and ABIRATERONE. Prostate cancer [2C82] [18]
Nilutamide DMFN07X Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Nilutamide. Prostate cancer [2C82] [18]
Enzalutamide DMGL19D Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Enzalutamide. Prostate cancer [2C82] [18]
Flutamide DMK0O7U Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Flutamide. Prostate cancer [2C82] [18]
Bicalutamide DMZMSPF Major Decreased metabolism of Terfenadine caused by Bicalutamide mediated inhibition of CYP450 enzyme. Prostate cancer [2C82] [80]
Alfuzosin DMZVMKF Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Alfuzosin. Prostate hyperplasia [GA90] [17]
Fluphenazine DMIT8LX Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Fluphenazine. Psychotic disorder [6A20-6A25] [17]
Bosentan DMIOGBU Moderate Increased metabolism of Terfenadine caused by Bosentan mediated induction of CYP450 enzyme. Pulmonary hypertension [BB01] [81]
Temsirolimus DMS104F Moderate Increased plasma concentrations of Terfenadine and Temsirolimus due to competitive inhibition of the same metabolic pathway. Renal cell carcinoma [2C90] [82]
Sorafenib DMS8IFC Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Sorafenib. Renal cell carcinoma [2C90] [17]
Gatifloxacin DMSL679 Major Increased risk of prolong QT interval by the combination of Terfenadine and Gatifloxacin. Respiratory infection [CA07-CA4Z] [83]
Quetiapine DM1N62C Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Quetiapine. Schizophrenia [6A20] [17]
Mesoridazine DM2ZGAN Major Increased risk of prolong QT interval by the combination of Terfenadine and Mesoridazine. Schizophrenia [6A20] [20]
Thioridazine DM35M8J Major Increased risk of prolong QT interval by the combination of Terfenadine and Thioridazine. Schizophrenia [6A20] [18]
Aripiprazole DM3NUMH Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Aripiprazole. Schizophrenia [6A20] [20]
Paliperidone DM7NPJS Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Paliperidone. Schizophrenia [6A20] [17]
Haloperidol DM96SE0 Major Increased risk of prolong QT interval by the combination of Terfenadine and Haloperidol. Schizophrenia [6A20] [17]
Perphenazine DMA4MRX Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Perphenazine. Schizophrenia [6A20] [17]
Chlorpromazine DMBGZI3 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Chlorpromazine. Schizophrenia [6A20] [17]
Clozapine DMFC71L Major Increased risk of prolong QT interval by the combination of Terfenadine and Clozapine. Schizophrenia [6A20] [17]
Trifluoperazine DMKBYWI Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Trifluoperazine. Schizophrenia [6A20] [17]
Risperidone DMN6DXL Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Risperidone. Schizophrenia [6A20] [17]
Amisulpride DMSJVAM Major Increased risk of prolong QT interval by the combination of Terfenadine and Amisulpride. Schizophrenia [6A20] [84]
Asenapine DMSQZE2 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Asenapine. Schizophrenia [6A20] [17]
Vardenafil DMTBGW8 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Vardenafil. Sexual dysfunction [HA00-HA01] [17]
Telotristat ethyl DMDIYFZ Moderate Increased metabolism of Terfenadine caused by Telotristat ethyl mediated induction of CYP450 enzyme. Small intestine developmental anomaly [DA90] [18]
Larotrectinib DM26CQR Moderate Decreased metabolism of Terfenadine caused by Larotrectinib mediated inhibition of CYP450 enzyme. Solid tumour/cancer [2A00-2F9Z] [20]
Armodafinil DMGB035 Moderate Increased metabolism of Terfenadine caused by Armodafinil mediated induction of CYP450 enzyme. Solid tumour/cancer [2A00-2F9Z] [20]
LEE011 DMMX75K Major Decreased metabolism of Terfenadine caused by LEE011 mediated inhibition of CYP450 enzyme. Solid tumour/cancer [2A00-2F9Z] [17]
Epirubicin DMPDW6T Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Epirubicin. Solid tumour/cancer [2A00-2F9Z] [17]
Vandetanib DMRICNP Major Increased risk of prolong QT interval by the combination of Terfenadine and Vandetanib. Solid tumour/cancer [2A00-2F9Z] [17]
Triptorelin DMTK4LS Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Triptorelin. Solid tumour/cancer [2A00-2F9Z] [18]
Doxorubicin DMVP5YE Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Doxorubicin. Solid tumour/cancer [2A00-2F9Z] [17]
Pitolisant DM8RFNJ Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Pitolisant. Somnolence [MG42] [17]
Telavancin DM58VQX Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Telavancin. Staphylococcal/streptococcal disease [1B5Y] [17]
Adenosine DMM2NSK Major Increased risk of ventricular arrhythmias by the combination of Terfenadine and Adenosine. Supraventricular tachyarrhythmia [BC81] [85]
Fostamatinib DM6AUHV Moderate Decreased metabolism of Terfenadine caused by Fostamatinib mediated inhibition of CYP450 enzyme. Thrombocytopenia [3B64] [86]
Lusutrombopag DMH6IKO Moderate Decreased clearance of Terfenadine due to the transporter inhibition by Lusutrombopag. Thrombocytopenia [3B64] [87]
Brilinta DMBR01X Moderate Decreased metabolism of Terfenadine caused by Brilinta mediated inhibition of CYP450 enzyme. Thrombosis [DB61-GB90] [18]
Lenvatinib DMB1IU4 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Lenvatinib. Thyroid cancer [2D10] [17]
Cabozantinib DMIYDT4 Major Increased risk of prolong QT interval by the combination of Terfenadine and Cabozantinib. Thyroid cancer [2D10] [18]
Papaverine DMCA9QP Major Increased risk of prolong QT interval by the combination of Terfenadine and Papaverine. Tonus and reflex abnormality [MB47] [88]
Tizanidine DMR2IQ4 Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Tizanidine. Tonus and reflex abnormality [MB47] [17]
Sirolimus DMGW1ID Moderate Increased plasma concentrations of Terfenadine and Sirolimus due to competitive inhibition of the same metabolic pathway. Transplant rejection [NE84] [82]
Tacrolimus DMZ7XNQ Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Tacrolimus. Transplant rejection [NE84] [17]
Procainamide DMNMXR8 Major Increased risk of prolong QT interval by the combination of Terfenadine and Procainamide. Ventricular tachyarrhythmia [BC71] [17]
Propafenone DMPIBJK Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Propafenone. Ventricular tachyarrhythmia [BC71] [17]
Flecainide DMSQDLE Moderate Increased risk of prolong QT interval by the combination of Terfenadine and Flecainide. Ventricular tachyarrhythmia [BC71] [17]
Amiodarone DMUTEX3 Major Increased risk of prolong QT interval by the combination of Terfenadine and Amiodarone. Ventricular tachyarrhythmia [BC71] [17]
⏷ Show the Full List of 204 DDI Information of This Drug

References

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