Atazanavir

Generic name: atazanavir [ a-ta-ZAN-a-vir ]
Brand name: Reyataz
Dosage forms: oral capsule (150 mg; 200 mg; 300 mg); oral powder for reconstitution (50 mg)
Drug class:Protease inhibitors

Medically reviewed by Drugs.com on Nov 18, 2020. Written by Cerner Multum.

What is atazanavir?

Atazanavir is an antiviral medicine that prevents human immunodeficiency virus (HIV) from multiplying in your body.

Atazanavir is used with other medications to treat HIV, the virus that can cause acquired immunodeficiency syndrome (AIDS). Atazanavir is not a cure for HIV or AIDS.

Atazanavir is for use in adults and children who are at least 3 months old and weigh at least 11 pounds (5 kilograms).

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

Warnings

Tell your doctor about all your current medicines and any you start or stop using. Many drugs can interact with atazanavir, and some drugs should not be used together.

Before taking this medicine

You should not use atazanavir if you have ever had a severe allergic reaction to atazanavir.

Some medicines can cause unwanted or dangerous effects when used with atazanavir. Your doctor may need to change your treatment plan if you use:

• alfuzosin;

• cisapride;

• irinotecan;

• rifampin;

• sildenafil (Revatio, for treating pulmonary arterial hypertension);

• St. John's wort;

• antipsychotic medicine--lurasidone, pimozide;

• antiviral medicine--elbasvir/grazoprevir, glecaprevir/pibrentasvir, indinavir, nevirapine;

• ergot medicines--dihydroergotamine, ergotamine, ergonovine, methylergonovine;

• heart rhythm medication--amiodarone, quinidine;

• medicine to lower cholesterol--lomitapide, lovastatin, simvastatin; or

• sedative medicines--triazolam, oral mid...