Atripla is a combination of efavirenz, emtricitabine, and tenofovir. These are antivirals that prevent the HIV virus from spreading within the body. Atripla is not a cure for HIV/AIDS. Atripla can be used by patients at least 12 years old and weighing at least 88 lbs.

Take on empty stomach with full glass of water. May affect medical test results, so inform all medical personnel you encounter that you are taking this drug.

Inform doctor of all medical conditions and medications before use; Atripla can interact with many other drugs. Do not take if you are allergic to efavirenz, emtricitabine, or tenofovir. Atripla may cause lactic acidosis, a serious condition. If you’ve had hepatitis B, it may activate or worsen after stopping Atripla. May make hormonal birth control methods less effective. Avoid driving until you know how this drug affects you.

Get emergency help if you experience serious effects such as: allergic reaction, symptoms of a liver problem (stomach pain/swelling, dark urine, jaundice), lactic acidosis (weakness/fatigue, dizziness, excessive cold, breathing difficulties, unusual muscle pain), severe skin reaction, unusual mood/behavior changes, hallucinations, seizures, kidney or liver problems. Contact your doctor if you notice symptoms of a new infection, speech/swallowing and balancing problems, swelling in the neck, impotence, or menstrual changes. Other side effects include: nausea, dizziness, drowsiness, insomnia, strange dreams, rash, changes in your body’s fat distribution.