The average Sustiva cash price is about $1,107.28 for a supply of: Tablet 600 MG 30 pcs. Get our free Sustiva coupon and be eligible to receive a discount. You can reduce your Sustiva cost by up to 75% with our free Sustiva discount card. Bring it to a participating pharmacy near you to save on your prescription medication.Treating HIV infection. It must be used in combination with other medicines. If Sustiva is taken alone to treat HIV, it may stop working. Sustiva is a nonnucleoside reverse transcriptase inhibitor (NNRTI). It works by blocking the growth of HIV.
Sustiva is a medicine used in the treatment of HIV, specifically the HIV type-1 variety. The active ingredient of the medicine is a drug called efavirenz. It works by inhibiting an enzyme called reverse transcriptase, an enzyme needed to transcribe viral RNA into DNA. Sustiva is usually taken in combination with other drugs, such as tenofovir and emtricitabine. Psychiatric side-effects are common with this drug.