Nelfinavir Mesylate is a medicinal drug that treats HIV infection. This medication the mesylate salt form of nelfinavir, a synthetic antiviral agent. This antiviral medication binds to and inhibits human immunodeficiency virus protease. It possesses activity against HIV 1 and 2. It is a methanesulfonate salt by equimolar amounts of nelfinavir and methanesulfonic acid. It exhibits some anticancer properties and plays the role of an HIV protease inhibitor as well as an antineoplastic agent.

Class of Drugs – HIV-1 protease inhibitor

Molecular Formula – C₃₃H₄₉N₃O₇S₂

Molecular Weight – 663.9 g/mol

Working: This active component is a potent HIV-1 protease inhibitor that can be used in combination with other antiviral drugs for the treatment of HIV in both adults and children. Nelfinavir Mesylate acts by inhibiting the HIV viral proteinase enzyme that prevents cleavage of the gag-pol polyprotein, leads to noninfectious, immature viral particles.

Uses: Given medication is an antiviral medicine that acts by preventing the human immunodeficiency virus from multiplying in the body. It is also indicated to treat HIV, the virus that can cause acquired immunodeficiency syndrome. Nelfinavir Mesylate does not cure HIV or AIDS.

Popular Brands and Dosages: It is made available for oral consumption and used in popular brand drugs as given below:

• Viracept: 250 mg

This medicine cannot be used in pregnant women unless prescribed by the doctor.