Basic Information

Drug ID DDPD06403 ...
Drug Name Ambrisentan
Molecular Weight 378.428
Molecular Formula C22H22N2O4
CAS Number 177036-94-1
SMILES COC([C@H](OC1=NC(C)=CC(C)=N1)C(O)=O)(C1=CC=CC=C1)C1=CC=CC=C1
External Links
DRUGBANK DB06403
PubChem Compound 6918493
PDR 162
Drugs.com Drugs.com Drug Page

Experimental Physicochemical Property

Property Name Property Value Unit Raw Value Raw Unit Reference
Melting Point 166.5 165-168 # Riechers H, Albrecht HP, Amberg W, Baumann E, Bernard H, Bohm HJ, Klinge D, Kling A, Muller S, Raschack M, Unger L, Walker N, Wernet W: Discovery and optimization of a novel class of orally active nonpeptidic endothelin-A receptor antagonists. J Med Chem. 1996 May 24;39(11):2123-8. "Pubmed":http://www.ncbi.nlm.nih.gov/pubmed/8667356
pKa 4.0 - 4 - # FDA Label

Pharmacokinetic/ Toxicokinetic Property

Property Name Property Value Unit Raw Value Raw Unit Annotation Reference
T Max 2.0 h 2 h PO, oral; DRUGBANK
Clearance 2.3 L/h 38.0 ml/min Average clearance; PO, oral; normal,healthy; DRUGBANK
Clearance 1.1 L/h 19.0 ml/min Average clearance; PO, oral; pulmonary arterial hypertension; patients; DRUGBANK
Half-life 15.0 h 15 h DRUGBANK
Toxicity LD50 3160.0 mg/kg >=3160 mg/kg Rattus, Rat; DRUGBANK
Eliminate Route 22.0 % ~22 % Urinary excretion; PO, oral; DRUGBANK
Eliminate Route 0.72 % ~0.72 % Urinary excretion; PO, oral; Unchanged drug; DRUGBANK
Protein Binding 99.0 % 99 % plasma proteins; DRUGBANK
Protein Binding 96.5 % 96.5 % DRUGBANK

Maximum Dosage

Property Name Property Value Unit Raw Value Raw Unit Annotation Brand Name Component Reference
Max dose for adults 10.0 mg/day 10 mg/day PO, oral Letairis ambrisentan PDR
Max dose for elderly 10.0 mg/day 10 mg/day PO, oral Letairis ambrisentan PDR

Drug Property Radar Chart

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Note: Center: Q1-1.5*IQR, Edge: Q3+1.5*IQR; Q1: Quantile 1, Q3: Quantile 3, IQR: Q3-Q1