General Information of Drug (ID: DMGP8AX)

Drug Name
Thiopental
Synonyms
Intraval; Penthiobarbital; Pentothiobarbital; Thiomebumal; Thionembutal; Thiopentobarbital; Thiopentobarbitone; Thiopentone; Thiothal; Tiopentale; Trapanal; Thiopental [BAN]; Thiopental solution; Thiopentobarbituric acid; Tiopentale [Italian]; Sodium Pentothal (TN); Thiopental (TN); Thiopentone sodium (TN); Trapanal (TN); (+-)-Thiopental; (+/-)-THIOPENTAL; (+/-)-Thiopental solution; 2-Thio-5-ethyl-5-sec-pentylbarbituric acid; 4,6,(1H,5H)-Pyrimidinedione, 5-ethyldihydro-5-(1-methylbutyl)-2-thioxo-(9CI); 5-Ethyl-5-(1-methyl-butyl)-2-thioxo-dihydro-pyrimidine-4,6-dione; 5-Ethyl-5-(1-methylbutyl)-2-thiobarbituric acid; 5-ethyl-2-mercapto-5-(1-methylbutyl)pyrimidine-4,6(1H,5H)-dione; 5-ethyl-5-(1-methylbutyl)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione; 5-ethyl-5-pentan-2-yl-2-sulfanylidene-1,3-diazinane-4,6-dione
Indication
Disease Entry ICD 11 Status REF
Anaesthesia 9A78.6 Approved [1]
Epilepsy 8A60-8A68 Approved [2]
Pseudotumor cerebri N.A. Approved [2]
Therapeutic Class
Hypnotics and Sedatives
Drug Type
Small molecular drug
Structure
3D MOL 2D MOL
#Ro5 Violations (Lipinski): 0 Molecular Weight (mw) 242.34
Logarithm of the Partition Coefficient (xlogp) 2.9
Rotatable Bond Count (rotbonds) 4
Hydrogen Bond Donor Count (hbonddonor) 2
Hydrogen Bond Acceptor Count (hbondacc) 3
ADMET Property
Absorption
The drug is rapidly absorbed []
BDDCS Class
Biopharmaceutics Drug Disposition Classification System (BDDCS) Class 1: high solubility and high permeability [3]
Clearance
The drug present in the plasma can be removed from the body at the rate of 8.2 mL/min/kg [4]
Elimination
0.5% of drug is excreted from urine in the unchanged form [3]
Half-life
The concentration or amount of drug in body reduced by one-half in 3 - 8 hours [4]
Metabolism
The drug is metabolized via the liver [5]
MRTD
The Maximum Recommended Therapeutic Dose (MRTD) of drug that ensured maximising efficacy and moderate side effect is 20.632 micromolar/kg/day [6]
Unbound Fraction
The unbound fraction of drug in plasma is 0.14% [4]
Vd
Fluid volume that would be required to contain the amount of drug present in the body at the same concentration as in the plasma 1.2 L/kg [4]
Water Solubility
The ability of drug to dissolve in water is measured as 50 mg/mL [3]
Chemical Identifiers
Formula
C11H18N2O2S
IUPAC Name
5-ethyl-5-pentan-2-yl-2-sulfanylidene-1,3-diazinane-4,6-dione
Canonical SMILES
CCCC(C)C1(C(=O)NC(=S)NC1=O)CC
InChI
InChI=1S/C11H18N2O2S/c1-4-6-7(3)11(5-2)8(14)12-10(16)13-9(11)15/h7H,4-6H2,1-3H3,(H2,12,13,14,15,16)
InChIKey
IUJDSEJGGMCXSG-UHFFFAOYSA-N
Cross-matching ID
PubChem CID
3000715
ChEBI ID
CHEBI:102166
CAS Number
76-75-5
DrugBank ID
DB00599
TTD ID
D00MYT
INTEDE ID
DR1580
Combinatorial Drugs (CBD) Click to Jump to the Detailed CBD Information of This Drug
Repurposed Drugs (RPD) Click to Jump to the Detailed RPD Information of This Drug

Molecular Interaction Atlas of This Drug


Drug Therapeutic Target (DTT)
DTT Name DTT ID UniProt ID MOA REF
Fatty acid amide hydrolase (FAAH) TTDP1UC NOUNIPROTAC Inhibitor [7]

Drug-Metabolizing Enzyme (DME)
DME Name DME ID UniProt ID MOA REF
Mephenytoin 4-hydroxylase (CYP2C19)
Main DME
DEGTFWK CP2CJ_HUMAN Substrate [8]

Drug Off-Target (DOT)
DOT Name DOT ID UniProt ID Interaction REF
Angiotensinogen (AGT) OTBZLYR3 ANGT_HUMAN Gene/Protein Processing [9]
Caspase-3 (CASP3) OTIJRBE7 CASP3_HUMAN Gene/Protein Processing [10]
Heat shock factor protein 1 (HSF1) OTYNJ4KP HSF1_HUMAN Gene/Protein Processing [11]
Heat shock protein beta-1 (HSPB1) OTHFZ8ED HSPB1_HUMAN Gene/Protein Processing [11]
Heat shock protein HSP 90-alpha (HSP90AA1) OTLG1WPK HS90A_HUMAN Gene/Protein Processing [11]
Interleukin-2 receptor subunit alpha (IL2RA) OT0MWCHG IL2RA_HUMAN Protein Interaction/Cellular Processes [12]
NF-kappa-B inhibitor alpha (NFKBIA) OTFT924M IKBA_HUMAN Protein Interaction/Cellular Processes [13]
Molecular Interaction Atlas (MIA) Jump to Detail Molecular Interaction Atlas of This Drug

Molecular Expression Atlas of This Drug

The Studied Disease Anaesthesia
ICD Disease Classification 9A78.6
Molecule Name Molecule Type Gene Name p-value Fold-Change Z-score
Fatty acid amide hydrolase (FAAH) DTT NO-GeName 2.65E-01 0.02 0.1
Mephenytoin 4-hydroxylase (CYP2C19) DME CYP2C19 7.66E-01 9.19E-03 4.88E-02
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 Same Disease as Thiopental
DDI Drug Name DDI Drug ID Severity Mechanism Disease REF
Propofol DMB4OLE Moderate Additive CNS depression effects by the combination of Thiopental and Propofol. Corneal disease [9A76-9A78] [14]
Coadministration of a Drug Treating the Disease Different from Thiopental (Comorbidity)
DDI Drug Name DDI Drug ID Severity Mechanism Comorbidity REF
Mitotane DMU1GX0 Minor Increased metabolism of Thiopental caused by Mitotane mediated induction of CYP450 enzyme. Adrenal cancer [2D11] [15]
Nifedipine DMSVOZT Moderate Increased metabolism of Thiopental caused by Nifedipine mediated induction of CYP450 enzyme. Angina pectoris [BA40] [16]
Aminophylline DML2NIB Moderate Increased metabolism of Thiopental caused by Aminophylline mediated induction of CYP450 enzyme. Asthma [CA23] [17]
Olopatadine DMKMWQG Moderate Additive CNS depression effects by the combination of Thiopental and Olopatadine. Conjunctiva disorder [9A60] [18]
Ethanol DMDRQZU Major Additive CNS depression effects by the combination of Thiopental and Ethanol. Cystitis [GC00] [19]
Paroxetine DM5PVQE Minor Increased metabolism of Thiopental caused by Paroxetine mediated induction of CYP450 enzyme. Depression [6A70-6A7Z] [20]
Esketamine DMVU687 Moderate Additive CNS depression effects by the combination of Thiopental and Esketamine. Depression [6A70-6A7Z] [21]
Nicardipine DMCDYW7 Moderate Increased metabolism of Thiopental caused by Nicardipine mediated induction of CYP450 enzyme. Essential hypertension [BA00] [16]
Rifampin DMA8J1G Minor Increased metabolism of Thiopental caused by Rifampin mediated induction of CYP450 enzyme. HIV-infected patients with tuberculosis [1B10-1B14] [22]
Levamlodipine DM92S6N Moderate Increased metabolism of Thiopental caused by Levamlodipine mediated induction of CYP450 enzyme. Hypertension [BA00-BA04] [16]
Verapamil DMA7PEW Moderate Increased metabolism of Thiopental caused by Verapamil mediated induction of CYP450 enzyme. Hypertension [BA00-BA04] [23]
Flibanserin DM70DTN Moderate Additive CNS depression effects by the combination of Thiopental and Flibanserin. Mood disorder [6A60-6E23] [24]
Thalidomide DM70BU5 Moderate Additive CNS depression effects by the combination of Thiopental and Thalidomide. Multiple myeloma [2A83] [18]
Apraclonidine DMO4PVE Moderate Additive CNS depression effects by the combination of Thiopental and Apraclonidine. Optic nerve disorder [9C40] [25]
Biperiden DME78OA Moderate Additive CNS depression effects by the combination of Thiopental and Biperiden. Parkinsonism [8A00] [26]
Tizanidine DMR2IQ4 Moderate Additive CNS depression effects by the combination of Thiopental and Tizanidine. Tonus and reflex abnormality [MB47] [27]
Propafenone DMPIBJK Minor Increased metabolism of Thiopental caused by Propafenone. Ventricular tachyarrhythmia [BC71] [28]
⏷ Show the Full List of 17 DDI Information of This Drug

References

1 URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 2579).
2 Thiopental FDA Label
3 BDDCS applied to over 900 drugs
4 Trend Analysis of a Database of Intravenous Pharmacokinetic Parameters in Humans for 1352 Drug Compounds
5 EMC Summary of Product Characteristics: Thiopental powder for solution for injection
6 Estimating the safe starting dose in phase I clinical trials and no observed effect level based on QSAR modeling of the human maximum recommended daily dose
7 The general anesthetic propofol increases brain N-arachidonylethanolamine (anandamide) content and inhibits fatty acid amide hydrolase. Br J Pharmacol. 2003 Jul;139(5):1005-13.
8 Lerman J. (2014). Neonatal Anesthesia. Springer.
9 Ketamine hypertension and the renin-angiotensin system. Clin Exp Hypertens A. 1983;5(6):875-83. doi: 10.3109/10641968309081814.
10 Thiopental-induced apoptosis in lymphocytes is independent of CD95 activation. Anesthesiology. 2005 Sep;103(3):576-84. doi: 10.1097/00000542-200509000-00021.
11 Thiopental protects human T lymphocytes from apoptosis in vitro via the expression of heat shock protein 70. J Pharmacol Exp Ther. 2008 Apr;325(1):217-25. doi: 10.1124/jpet.107.133108. Epub 2008 Jan 24.
12 Effects of different anaesthetic agents on immune cell function in vitro. Eur J Anaesthesiol. 2005 Aug;22(8):616-23. doi: 10.1017/s0265021505001031.
13 Thiopental inhibits tumor necrosis factor alpha-induced activation of nuclear factor kappaB through suppression of kappaB kinase activity. Anesthesiology. 2003 Aug;99(2):360-7. doi: 10.1097/00000542-200308000-00017.
14 Gill SS, Wright EM, Reilly CS "Pharmacokinetic interaction of propofol and fentanyl: single bolus injection study." Br J Anaesth 65 (1990): 760-5. [PMID: 2265045]
15 Product Information. Lysodren (mitotane). Bristol-Myers Squibb, Princeton, NJ.
16 Hamann SR, Blouin RA, Chang SL, et al "Effects of hemodynamic changes on the elimination kinetics of verapamil and nifedipine." J Pharmacol Exp Ther 231 (1984): 301-5. [PMID: 6491984]
17 Bukowskyj M, Nakatsu K, Munt PW "Theophylline reassessed." Ann Intern Med 101 (1984): 63-73. [PMID: 6145380]
18 Warrington SJ, Ankier SI, Turner P "Evaluation of possible interactions between ethanol and trazodone or amitriptyline." Neuropsychobiology 15 (1986): 31-7. [PMID: 3725002]
19 Gupta RC, Kofoed J "Toxological statistics for barbiturates, other sedatives, and tranquilizers in Ontario: a 10-year survey." Can Med Assoc J 94 (1966): 863-5. [PMID: 5929537]
20 Product Information. Paxil (paroxetine). GlaxoSmithKline, Research Triangle Park, NC.
21 Cerner Multum, Inc. "Australian Product Information.".
22 Richter E, Breimer DD, Zilly W "Disposition of hexobarbital in intra- and extrahepatic cholestasis in man and the influence of drug metabolism-inducing agents." Eur J Clin Pharmacol 17 (1980): 197-202. [PMID: 7363932]
23 Rutledge DR, Pieper JA, Mirvis DM "Effects of chronic phenobarbital on verapamil dispostion in humans." J Pharmacol Exp Ther 246 (1988): 7-13. [PMID: 3392664]
24 Product Information. Addyi (flibanserin). Sprout Pharmaceuticals, Raleigh, NC.
25 Product Information. Alphagan (brimonidine ophthalmic). Allergan Inc, Irvine, CA.
26 Product Information. Artane (trihexyphenidyl). Lederle Laboratories, Wayne, NJ.
27 Product Information. Zanaflex (tizanidine). Acorda Therapeutics, Hawthorne, NY.
28 Sams RA, Muir WW. Effects of phenobarbital on thiopental pharmacokinetics in greyhounds. Am J Vet Res. 1988;49(2):245-249. [PMID: 3348533]