Medications and Drugs
Brand Names: Atripla
Generic Name: efavirenz, emtricitabine, and tenofovir (Pronunciation: ef AV ir enz, em trye SYE ta been, and ten OF oh vir)
What is efavirenz, emtricitabine, and tenofovir (Atripla)?
Efavirenz, emtricitabine, and tenofovir treats HIV in adults and children who are at least 12 years old. HIV causes acquired immunodeficiency syndrome (AIDS). This medication is not a cure for HIV or AIDS.
Efavirenz, emtricitabine, and tenofovir may also be used for purposes not listed in this medication guide.
What are the possible side effects of efavirenz, emtricitabine, and tenofovir (Atripla)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
This medication may cause lactic acidosis (a build-up of lactic acid in the body, which can be fatal). Lactic acidosis can start slowly and get worse over time. Get emergency medical help if you have even mild symptoms of lactic acidosis, such as: muscle pain or weakness, numb or cold feeling in your arms and legs, trouble breathing, stomach pain, nausea with vomiting, fast or uneven heart rate, dizziness, or feeling very weak or tired.
Stop using this medication and call your doctor at once if you have any other serious side effects such as:
Less serious side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about efavirenz, emtricitabine, and tenofovir (Atripla)?
Do not use this medication if you are pregnant. It could harm the unborn baby.
There are many other drugs that can cause serious or life-threatening medical problems if you take them together with efavirenz, emtricitabine, and tenofovir. Tell your doctor about all medications you use.
Some people develop lactic acidosis while taking this medication. Early symptoms may get worse over time and this condition can be fatal. Get emergency medical help if you have even mild symptoms such as: muscle pain or weakness, numb or cold feeling in your arms and legs, trouble breathing, stomach pain, nausea with vomiting, fast or uneven heart rate, dizziness, or feeling very weak or tired.
This medication can cause severe or fatal liver problems. Call your doctor at once if you have symptoms such as nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Resources for Staying Well
- HIV-AIDS: Myths and Facts
- Understanding The Symptoms of AIDS/HIV
- The Top 10 Myths About HIV and AIDS
- How Well Are You Living With AFib?
- How Well Are You Managing Your MS?
- Soothe Your Child's Cold or Flu