Efavirenz

Alternate Name: Sustiva

Dosage Form: Tablet

Administration Route: By mouth

Drug Class: Antiretroviral Agent

Generic Available: Yes

Strength: 600 MG

Warnings: Always practice safe sex, even if your partner also has HIV. If you stop taking this medicine or do not take it as prescribed, you may spread HIV to others. Do not reuse or share needles, or other items, that may have blood or body fluids on them. Keep all medicine out of the reach of children. Never share your medicine with anyone. Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results. It is not safe to take this medicine during pregnancy. It could harm an unborn baby. Tell your doctor right away if you become pregnant. If you are a woman who can get pregnant, your doctor may do tests to make sure you are not pregnant before starting this medicine. Birth control pills may not work as well to prevent pregnancy when used with this medicine. Use another form of birth control (including condoms or spermicide) along with your pills to keep from getting pregnant during treatment and for 12 weeks after the last dose. Do not breastfeed. You can spread HIV or AIDS to your baby through your breast milk. Tell your doctor if you have liver disease (including hepatitis B or C), heart disease, or history of seizures, depression, mental illness, or alcohol or drug abuse. This medicine may cause the following problems:Heart rhythm problems, including QT prolongationUnusual changes in mood or behaviorLiver problemsSevere skin rashIncreased cholesterol levelChanges in body fat Your immune system may get stronger when you start taking an HIV medicine. This could cause a hidden infection in your body to become active. Tell your doctor right away if you notice any changes in your health. This medicine may make you dizzy or drowsy. Do not drive or do anything that could be dangerous until you know how this medicine affects you. Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

Food Warnings: Do not use this medicine together with elbasvir/grazoprevir. Do not take other medicines that contain efavirenz (including efavirenz/emtricitabine/tenofovir)., Some medicines can affect how efavirenz works. Tell your doctor if you are using any of the following:Artemether/lumafentrine, atorvastatin, atovaquone/proguanil, boceprevir, cyclosporine, methadone, pibrentasvir/glecaprevir, pravastatin, praziquantel, rifabutin, rifampin, simeprevir, simvastatin, sirolimus, tacrolimus, velpatasvir/sofosbuvir, velpatasvir/sofosbuvir/voxilaprevirBirth control pills (including ethinyl estradiol/norgestimate)Blood pressure medicine (including diltiazem, felodipine, nicardipine, nifedipine, verapamil)Blood thinner (including warfarin)Medicine to treat depression (including bupropion, sertraline)Medicine to treat infection (including clarithromycin, itraconazole, ketoconazole, posaconazole, voriconazole)Other medicine to treat HIV (including atazanavir, fosamprenavir, indinavir, lopinavir/ritonavir, maraviroc, ritonavir, saquinavir)Seizure medicine (including carbamazepine, phenobarbital, phenytoin), Do not drink alcohol while you are using this medicine., Tell your doctor if you use anything else that makes you sleepy. Some examples are allergy medicine, narcotic pain medicine, and alcohol., Your immune system may get stronger when you start taking an HIV medicine. This could cause a hidden infection in your body to become active. Tell your doctor right away if you notice any changes in your health., This medicine may make you dizzy or drowsy. Do not drive or do anything that could be dangerous until you know how this medicine affects you., This medicine will not keep you from giving HIV to others. Always practice safe sex, even if your partner also has HIV. Do not share needles or other items that may have blood or body fluids on them., Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results., Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments., Keep all medicine out of the reach of children. Never share your medicine with anyone.