General Information
Drug ID
DR00015
Drug Name
Adefovir
Synonyms
((2-(6-Amino-9H-purin-9-yl)ethoxy)methyl)phosphonic acid; 2-(6-aminopurin-9-yl)ethoxymethylphosphonic acid; 9-(2-(Phosphonomethoxy)ethyl)adenine; 9-(2-Phosphonylmethoxyethyl)adenine; ADEFOVIR; GS 0393; GS 393; GS-0393; N-(2-Phophonomethoxyethyl-2,6-diaminopurine); N-(2-Phosphonylmethoxyethyl)adenine; PMEA; {[2-(6-Amino-9h-Purin-9-Yl)ethoxy]methyl}phosphonic Acid
Drug Type
Small molecular drug
Indication Hepatitis B virus infection [ICD11: 1E51.0, 1E50.1] Approved [1]
Herpes simplex virus infection [ICD11: 1F00] Approved [1]
Structure
3D MOL 2D MOL
Formula
C8H12N5O4P
Canonical SMILES
C1=NC(=C2C(=N1)N(C=N2)CCOCP(=O)(O)O)N
InChI
InChI=1S/C8H12N5O4P/c9-7-6-8(11-3-10-7)13(4-12-6)1-2-17-5-18(14,15)16/h3-4H,1-2,5H2,(H2,9,10,11)(H2,14,15,16)
InChIKey
SUPKOOSCJHTBAH-UHFFFAOYSA-N
CAS Number
CAS 106941-25-7
Pharmaceutical Properties Molecular Weight 273.19 Topological Polar Surface Area 136
Heavy Atom Count 18 Rotatable Bond Count 5
Hydrogen Bond Donor Count 3 Hydrogen Bond Acceptor Count 8
XLogP
-2
PubChem CID
60172
ChEBI ID
CHEBI:2469
DT(s) Transporting This Drug BCRP Transporter Info Breast cancer resistance protein Substrate [2]
MRP1 Transporter Info Multidrug resistance-associated protein 1 Substrate [3]
MRP2 Transporter Info Multidrug resistance-associated protein 2 Substrate [4]
MRP4 Transporter Info Multidrug resistance-associated protein 4 Substrate [5]
OAT1 Transporter Info Organic anion transporter 1 Substrate [6]
OAT3 Transporter Info Organic anion transporter 3 Substrate [7]
Drug-Transporter Activity Data
Drug-Transporter Activity Data OAT1 Transporter Info Km = 23.8 microM Chinese hamster ovary (CHO) cells-OAT1 [6]
OAT1 Transporter Info Km = 30 microM Oocytes-OAT1 [8]
OAT3 Transporter Info Km = 1220 microM BHK-21 cells-OAT3 [9]
References
1 Adefovir was approved by FDA. The official website of the U.S. Food and Drug Administration. (2019)
2 ABC transporters and their role in nucleoside and nucleotide drug resistance. Biochem Pharmacol. 2012 Apr 15;83(8):1073-83.
3 Human intestinal transporter database: QSAR modeling and virtual profiling of drug uptake, efflux and interactions. Pharm Res. 2013 Apr;30(4):996-1007.
4 Pharmacogenetics of membrane transporters: an update on current approaches. Mol Biotechnol. 2010 Feb;44(2):152-67.
5 Functional involvement of multidrug resistance-associated protein 4 (MRP4/ABCC4) in the renal elimination of the antiviral drugs adefovir and tenofovir. Mol Pharmacol. 2007 Feb;71(2):619-27.
6 Cytotoxicity of antiviral nucleotides adefovir and cidofovir is induced by the expression of human renal organic anion transporter 1. J Am Soc Nephrol. 2000 Mar;11(3):383-93.
7 FDA Drug Development and Drug Interactions
8 The antiviral nucleotide analogs cidofovir and adefovir are novel substrates for human and rat renal organic anion transporter 1. Mol Pharmacol. 1999 Sep;56(3):570-80.
9 Novel nucleotide human immunodeficiency virus reverse transcriptase inhibitor GS-9148 with a low nephrotoxic potential: characterization of renal transport and accumulation. Antimicrob Agents Chemother. 2009 Jan;53(1):150-6.

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