Efavirenz, emtricitabine, and tenofovir and SPB11

• Generic Name: efavirenz / emtricitabine / tenofovir
• Dosage Forms: n.a.
• Other Brand Names: Atripla

Atripla is a combination antiviral medication that prevents human immunodeficiency virus (HIV) from reproducing in your body.

Atripla is used to treat HIV, the virus that can cause acquired immunodeficiency syndrome (AIDS). Atripla is not a cure for HIV or AIDS. Atripla is for use in adults and children who are at least 12 years old and weigh at least 88 pounds (40 kilograms).

Atripla may also be used for purposes not listed in this medication guide.

• Generic Name: sodium phenylbutyrate
• Dosage Forms: oral powder
• Other Brand Names: Buphenyl

Sodium phenylbutyrate is used together with a proper diet to help treat urea cycle disorders (including a specific liver enzyme deficiency) that help remove ammonia (nitrogen) from the body.

Ammonia is formed from the breakdown of protein in the body. If the ammonia cannot be removed by the body, then a buildup may cause serious unwanted effects. This medicine works by helping to reduce high levels of ammonia in the blood.

This medicine is available only with your doctor's prescription.