ISENTRESS and ISENTRESS HD
What is ISENTRESS?
ISENTRESS is a prescription HIV medicine used with other antiretroviral medicines to treat human immunodeficiency virus-1 (HIV-1) infection in adults, and in children weighing at least 4.4 pounds (2 kg). HIV is the virus that causes AIDS (Acquired Immune Deficiency Syndrome).
What is ISENTRESS HD?
ISENTRESS HD is a prescription HIV medicine used with other antiretroviral medicines to treat HIV-1 infection in adults, and in children weighing at least 88 pounds (40 kg). HIV is the virus that causes AIDS (Acquired Immune Deficiency Syndrome).
How do ISENTRESS and ISENTRESS HD work?
ISENTRESS and ISENTRESS HD are a type of HIV-1 medicine known as an integrase inhibitor. Integrase inhibitors block the enzyme integrase, which is one of the enzymes that HIV-1 needs to make copies of itself. ISENTRESS and ISENTRESS HD, when used with other HIV-1 medicines, may help lower your viral load.
What should I tell my doctor before taking ISENTRESS or ISENTRESS HD?
Tell your doctor if you:
- Have liver problems or phenylketonuria (PKU).
- Have a history of a muscle disorder called rhabdomyolysis or myopathy or increased levels of creatine kinase in your blood
- Receive kidney dialysis treatment
- Have other medical conditions
- Are pregnant or plan to become pregnant, or are breastfeeding or plan to breastfeed
Tell your doctor about all the medicines you take, including prescription, over-the-counter medicines, vitamins, and herbal supplements. Some medicines interact with ISENTRESS or ISENTRESS HD. Do not start taking a new medicine without telling your doctor. Your doctor can tell you if it is safe to take ISENTRESS or ISENTRESS HD with those other medicines.
Can I take ISENTRESS or ISENTRESS HD with other medicines?
ISENTRESS and ISENTRESS HD can be used with a wide range of non–HIV-1 medicines, such as:
- Cholesterol (statins)
- Pain (opioid analgesics)
- Birth Control (hormonal contraceptives)
- Heartburn (proton pump inhibitors)
- Fungal Infections (azole antifungals)
Some medicines can interact with ISENTRESS and ISENTRESS HD. Tell your doctor if you take antacids containing aluminum, magnesium, or calcium; rifampin; tipranavir/ritonavir; etravirine; or other drugs such as carbamazepine, phenobarbital, and phenytoin. It is not recommended to take these medicines with ISENTRESS or ISENTRESS HD. Your doctor will tell you if it’s safe to take ISENTRESS or ISENTRESS HD with other medicines.
Can I take ISENTRESS or ISENTRESS HD if I am pregnant or thinking about becoming pregnant?
Before you take ISENTRESS or ISENTRESS HD, tell your doctor about all your medical conditions, including if you are pregnant or plan to become pregnant. It is not known if ISENTRESS or ISENTRESS HD can harm your unborn baby.
How should I take ISENTRESS or ISENTRESS HD?
Take ISENTRESS or ISENTRESS HD exactly as prescribed by your doctor.
For ISENTRESS:
- Take it by mouth. Film-coated tablets must be swallowed whole.
- Take ISENTRESS with or without food
- Do not change your dose of ISENTRESS or stop your treatment without talking with your doctor first.
- Take ISENTRESS on a regular dosing schedule as instructed by your doctor. Do not miss doses.
- Do not switch between the film-coated tablet, the chewable tablet, and/or the oral suspension without talking with your doctor first.
For ISENTRESS HD:
- Take 2 tablets once a day.
- Take them with or without food.
- ISENTRESS HD film-coated tablets must be swallowed whole.
- Do not switch between the film-coated tablet, the chewable tablet, and/or the oral suspension without talking to your doctor first.
- Do not switch between the ISENTRESS 400 mg film-coated tablet and the ISENTRESS HD 600 mg film-coated tablet if your prescribed dose is 1200 mg.
- Do not change your dose of ISENTRESS HD or stop your treatment without talking with your doctor first.
- Take ISENTRESS HD on a regular dosing schedule as instructed by your doctor. Do not miss doses.
How do I store ISENTRESS and ISENTRESS HD?
Store it at room temperature (68°F to 77°F). ISENTRESS and ISENTRESS HD should not be refrigerated.
What else should I know?
Get a refill of ISENTRESS or ISENTRESS HD from your doctor or pharmacy before you run out. The virus in your blood may increase and the virus may become harder to treat.
Stay under the care of your doctor during treatment.
If you take too much ISENTRESS or ISENTRESS HD, call your doctor or go to the nearest hospital emergency room right away.