efavirenz, Sustiva (cont.)

Pharmacy Author:
Medical and Pharmacy Editor:

PRESCRIBED FOR: Efavirenz is prescribed for the treatment of HIV infection in combination with other anti-HIV drugs.

SIDE EFFECTS: The most common side effects of efavirenz are:

Other side effects include

Serious psychiatric adverse effects such as depression, suicidal thoughts, manic reactions, and aggressive behavior have been reported in patients taking efavirenz. Immune reconstitution syndrome which is an inflammatory response to infection may occur in patients treated with combination antiretroviral therapy.

GENERIC AVAILABLE: No

PRESCRIPTION: Yes

PREPARATIONS: Capsules: 50 and 200 mg. Tablet: 600 mg.

STORAGE: Efavirenz should be stored at room temperature, 15 C to 30 C (59 F to 86 F).

DOSING: The recommended dose for adults is 600 mg daily. Efavirenz must be administered in combination with other anti-HIV drugs because the HIV virus quickly becomes resistant to treatment when efavirenz is used alone. Efavirenz should be administered on an empty stomach to improve absorption, preferably at bedtime.

Medically Reviewed by a Doctor on 6/17/2015


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