Cobicistat, elvitegravir, emtricitabine, and tenofovir and Opcon-A

• Generic Name: cobicistat / elvitegravir / emtricitabine / tenofovir
• Dosage Forms: n.a.
• Other Brand Names: Genvoya, Stribild

Cobicistat reduces the action of enzymes in your liver that break down certain antiviral medicines. This allows the antiviral medicines to be used more safely and effectively at lower doses.

Elvitegravir, emtricitabine and tenofovir are antiviral medicines that prevent human immunodeficiency virus (HIV) from multiplying in your body. HIV can cause acquired immunodeficiency syndrome (AIDS).

Cobicistat, elvitegravir, emtricitabine, and tenofovir is a combination medicine used to treat HIV in adults and children who are at least 12 years old and who weigh at least 55 pounds (25 kilograms). cobicistat, elvitegravir, emtricitabine, and tenofovir is not a cure for HIV or AIDS.

Cobicistat, elvitegravir, emtricitabine, and tenofovir may also be used for purposes not listed in this medication guide.

• Generic Name: naphazoline / pheniramine ophthalmic
• Dosage Forms: eye drops
• Other Brand Names: Naphcon-A, Opcon-A, Visine-A, AK-Con-A, Ocuhist

Naphazoline is a vasoconstrictor. It works by narrowing swollen blood vessels in the eyes to reduce eye redness.

Pheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of itchy or watery eyes.

Opcon-A (for the eyes) is for temporary relief of minor eye redness or itching caused by ragweed, pollen, grass, or animal dander and hair.

Opcon-A may also be used for purposes not listed in this medication guide.