Details of the Drug Combination

General Information of Drug Combination (ID: DC1NHUI)

• Drug Combination Name: Oseltamivir + Azithromycin
• Indication: COVID 19; Status: Phase 3 [1]
• Component Drugs:
  Oseltamivir (DMGO72P): Small molecular drug
  Azithromycin (DMS6UOE): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Oseltamivir

Disease Entry	ICD 11	Status	REF
Influenza	1E30-1E32	Approved	[2]
Influenza virus infection	1E30-1E32	Approved	[3]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 3	[4]

Oseltamivir Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Influenza Neuraminidase (Influ NA)	TT50QJ3	NRAM_I33A0	Inhibitor	[8]

Oseltamivir Interacts with 5 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[9]
Multidrug resistance-associated protein 4 (ABCC4)	DTCSGPB	MRP4_HUMAN	Substrate	[10]
Peptide transporter 1 (SLC15A1)	DT9G7XN	S15A1_HUMAN	Substrate	[11]
Organic anion transporter 1 (SLC22A6)	DTQ23VB	S22A6_HUMAN	Substrate	[12]
Organic anion transporter 3 (SLC22A8)	DTVP67E	S22A8_HUMAN	Substrate	[12]

Oseltamivir Interacts with 3 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Cystine/glutamate transporter (SLC7A11)	OTKJ6PXW	XCT_HUMAN	Decreases Expression	[13]
Liver carboxylesterase 1 (CES1)	OT9L0LR8	EST1_HUMAN	Increases Metabolism	[14]
Interleukin-6 (IL6)	OTUOSCCU	IL6_HUMAN	Decreases Response To Substance	[15]

Indication(s) of Azithromycin

Disease Entry	ICD 11	Status	REF
Acute gonococcal cervicitis	N.A.	Approved	[5]
Bronchitis	CA20	Approved	[6]
Chancroid	N.A.	Approved	[5]
Mycoplasma pneumoniae pneumonia	N.A.	Approved	[5]
Staphylococcus aureus infection	N.A.	Approved	[5]
Streptococcal pneumonia	N.A.	Approved	[5]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 3	[7]
Pneumonia caused by chlamydia	N.A.	Investigative	[5]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
COVID 19	DCT9TTY	N. A.	Phase 3	[1]
COVID	DCJCHFA	N. A.	Phase 1	[16]

References

• [1] ClinicalTrials.gov (NCT04338698) Hydroxychloroquine, Oseltamivir and Azithromycin for the Treatment of COVID-19 Infection: An RCT
• [2] Oseltamivir FDA Label
• [3] Natural products as sources of new drugs over the last 25 years. J Nat Prod. 2007 Mar;70(3):461-77.
• [4] ClinicalTrials.gov (NCT04261270) A Randomized,Open,Controlled Clinical Study to Evaluate the Efficacy of ASC09F and Ritonavir for 2019-nCoV Pneumonia
• [5] Azithromycin FDA Label
• [6] FDA Approved Drug Products from FDA Official Website. 2019. Application Number: (ANDA) 065511.
• [7] ClinicalTrials.gov (NCT04332107) Azithromycin for COVID-19 Treatment in Outpatients Nationwide. U.S. National Institutes of Health.
• [8] Current and future antiviral therapy of severe seasonal and avian influenza. Antiviral Res. 2008 Apr;78(1):91-102.
• [9] Nonclinical pharmacokinetics of oseltamivir and oseltamivir carboxylate in the central nervous system. Antimicrob Agents Chemother. 2009 Nov;53(11):4753-61.
• [10] Limited brain distribution of [3R,4R,5S]-4-acetamido-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate phosphate (Ro 64-0802), a pharmacologically active form of oseltamivir, by active efflux across the blood-brain barrier mediated by organic anion transporter 3 (Oat3/Slc22a8) and multidrug resistance-associated protein 4 (Mrp4/Abcc4). Drug Metab Dispos. 2009 Feb;37(2):315-21.
• [11] Oseltamivir (tamiflu) is a substrate of peptide transporter 1. Drug Metab Dispos. 2009 Aug;37(8):1676-81.
• [12] FDA Drug Development and Drug Interactions
• [13] An in vitro coculture system of human peripheral blood mononuclear cells with hepatocellular carcinoma-derived cells for predicting drug-induced liver injury. Arch Toxicol. 2021 Jan;95(1):149-168. doi: 10.1007/s00204-020-02882-4. Epub 2020 Aug 20.
• [14] In vitro inhibition of carboxylesterase 1 by Kava (Piper methysticum) Kavalactones. Chem Biol Interact. 2022 Apr 25;357:109883. doi: 10.1016/j.cbi.2022.109883. Epub 2022 Mar 9.
• [15] Interleukin-6 alters the cellular responsiveness to clopidogrel, irinotecan, and oseltamivir by suppressing the expression of carboxylesterases HCE1 and HCE2. Mol Pharmacol. 2007 Sep;72(3):686-94. doi: 10.1124/mol.107.036889. Epub 2007 May 30.
• [16] ClinicalTrials.gov (NCT04457609) Administration of Allogenic UC-MSCs as Adjuvant Therapy for Critically-Ill COVID-19 Patients