ANTIRETROVIRAL DRUGS BACK CIPLA'S RANGE OF ANTIRETROVIRAL DRUGS   Nucleoside reverse transcriptase inhibitors (NRTIs) Non-nucleoside reverse transcriptase inhibitors (NNRTIs) Protease inhibitors (PIs) Zidovudine (Zidovir) Nevirapine (Nevimune) Indinavir (Indivan) Lamivudine (Lamivir) Efavirenz (Efavir)   Stavudine (Stavir)     Didanosine (Dinex)       FIXED-DOSE COMBINATIONS Brand Name Combination Duovir Zidovudine + Lamivudine Lamivir-S Lamivudine + Stavudine Triomune Lamivudine + Stavudine + Nevirapine