Efavirenz, lamivudine, and tenofovir and Estradiol and medroxyprogesterone Intramuscular

• Generic Name: efavirenz / lamivudine / tenofovir
• Dosage Forms: n.a.
• Other Brand Names: Symfi, Symfi Lo

Efavirenz, lamivudine, and tenofovir is a combination antiviral medicine that is used to treat human immunodeficiency virus (HIV). HIV is the virus that can cause acquired immunodeficiency syndrome (AIDS). efavirenz, lamivudine, and tenofovir is not a cure for HIV or AIDS.

Symfi is for use in adults and children who weigh at least 88 pounds (40 kilograms).

Symfi Lo is for use in adults and children who weigh at least 77 pounds (35 kilograms).

Efavirenz, lamivudine, and tenofovir may also be used for purposes not listed in this medication guide.

• Generic Name: estradiol / medroxyprogesterone
• Dosage Forms: n.a.
• Other Brand Names:

Contraceptives are designed to prevent pregnancy. The combination of medroxyprogesterone and estradiolare two types of hormones that work by stopping a women's egg from fully developing each month. The egg can no longer accept sperm and fertilization is prevented. Although contraceptives have other effects that help prevent a pregnancy from occurring, this is the main action.

Estradiol and medroxyprogesterone is available only with your doctor's prescription.