Isentress 400mg, contain the active ingredient Raltegravir, is an antiretroviral medication use in the treatment of human immunodeficiency virus (HIV) infection. It belongs to the class of drugs know as integrase strand transfer inhibitors (INSTIs). Isentress works by block the action of integrase, an enzyme that HIV needs to replicate, thereby preventing the virus from multiplying an... https://medicscaless.com/product/isentress-400-mg-raltegravir/