Darunavir

11 DESCRIPTION Darunavir is an inhibitor of the human immunodeficiency virus (HIV-1) protease.‍‍‍‍‍‍​​​‍​​​​​​ Darunavir tablets contain the active ingredient darunavir which has the following chemical name: [(1S,2R)-3-[[(4-aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]-carbamic acid (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl ester. Its molecular formula is C 27 H 37 N 3 O 7 S and its molecular weight is 547.67. Darunavir has the following structural formula: Darunavir is a white to creamish with pink tint powder. It is freely soluble in acetonitrile, insoluble in water. Darunavir tablets are for oral administration and contain following inactive ingredients: colloidal silicon dioxide, hydroxypropyl cellulose, hypromellose, magnesium stearate, microcrystalline cellulose, sodium starch glycolate, talc and titanium dioxide. Additionally, each 600 mg and 800 mg tablet contains ferrosoferric oxide, iron oxide red and iron oxide yellow. All strengths for darunavir are expressed in terms of the free form of darunavir. Image