Cimduo

Generic name:lamivudine and tenofovir [ la-MIV-ue-deen-and-ten-OF-oh-vir ]
Drug class:Antiviral combinations

Medically reviewed by Philip Thornton, DipPharm. Last updated on Apr 1, 2021.

What is Cimduo?

Cimduo contains a combination of lamivudine and tenofovir. Lamivudine and tenofovir are antiviral medicines that prevent human immunodeficiency virus (HIV) from multiplying in your body.

Cimduo is used to treat HIV, the virus that can cause acquired immunodeficiency syndrome (AIDS).

Cimduo is not a cure for HIV or AIDS.

Cimduo is used in adults and children who weigh at least 77 pounds.

Warnings

Cimduo can cause serious side effects. Call your doctor at once if you have symptoms such as upper stomach pain, loss of appetite, dark urine, yellowing of your skin or eyes, bone pain, or muscle weakness.

You may develop lactic acidosis, a dangerous build-up of lactic acid in your blood. Call your doctor or get emergency medical help if you have unusual muscle pain, trouble breathing, stomach pain, dizziness, feeling cold, or feeling very weak or tired.

If you've ever had hepatitis B, it may become active or get worse after you stop using Cimduo. You may need frequent liver function tests for several months.

Before taking this medicine

You should not use Cimduo if you are allergic to lamivudine or tenofovir.

Tell your doctor if you have ever had:

• liver disease, including cirrhosis or hepatitis B or C (especially if you also...