Fosamprenavir Calcium Effects, Dosage, and Side Effects Lexiva

... FOSAMPRENAVIR (Lexiva™) is an antiviral drug called a protease inhibitor. Fosamprenavir is used to treat human immunodeficiency virus (HIV) infection. Fosamprenavir may reduce the amount of HIV in the blood and increase the number of CD4 cells (T-cells) in the blood. Fosamprenavir is used in combination with other drugs to treat the HIV virus. Fosamprenavir will not cure or prevent HIV infection or AIDS. You may still develop other infections or conditions associated with HIV. Generic fosamprenavir tablets are not yet available. ...

Fosamprenavir Systematic (IUPAC) name [(2R,3S)-1-[(4-aminophenyl)sulfonyl-(2-methyl propyl)amino]-3-{[(3S)-oxolan-3-yl]oxycarbonylamino}- 4-phenyl-butan-2-yl]oxyphosphonic acid Identifiers CAS number 226700-81-8 ATC code J05AE07 PubChem 131536 Chemical data Formula C25H36N3O9PS  Mol. weight 585.608 g/mol 623.700 g/mol (calcium salt) Pharmacokinetic data Bioavailability Unknown Protein binding 90% Metabolism Hydrolysed to amprenavir and phosphate in GI tr ...