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Cobicistat
  • Treatments
  • HIV Infection

Cobicistat

Generic name: cobicistat [ koe-BIK-i-stat ]
Brand name: Tybost
Dosage form: oral tablet (150 mg)
Drug class:Antiviral boosters

Medically reviewed by Drugs.com on Sep 21, 2020. Written by Cerner Multum.

What is cobicistat?

Cobicistat is given together with atazanavir (Reyataz) or darunavir (Prezista) to treat human immunodeficiency virus (HIV), the virus that can cause acquired immunodeficiency syndrome (AIDS).

Cobicistat is used to increase your blood levels of these medicines, helping to make them safer and more effective at lower doses.

Cobicistat is not an antiviral medicine and will not treat HIV or AIDS. Cobicistat is given only to help increase your blood levels of atazanavir or darunavir.

When given with atazanavir, cobicistat is for use in adults and children weighing at least 77 pounds (35 kilograms). When given with darunavir, cobicistat is for use in adults and children weighing at least 88 pounds (40 kilograms).

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

Warnings

Cobicistat is not a complete treatment and must be used in combination only with atazanavir or darunavir.

Tell your doctor about all your current medicines and any you start or stop using. Many drugs can interact with cobicistat and cause dangerous effects that could lead to death.

Before taking this medicine

Cobicistat is not a complete treatment and must be used in combination only with atazanavir or darunavir. You should not take cobicistat with any other antiviral medicines that your doctor has not prescribed.

You should not take cobicistat if you are allergic to it.

Many drugs can interact and cause dangerous effects that could lead to death. Some drugs should not be used together.

You should not take cobicistat with atazanavir if you also take:

You should not take cobicistat with atazanavir or darunavir if you also take: