Norvir (Ritonavir Tablets)

• It is used to treat HIV infection.

• If you have an allergy to ritonavir or any other part of this medicine.
• If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
• If you have liver disease.
• If you take any drugs (prescription or OTC, natural products, vitamins) that must not be taken with Norvir, like certain drugs that are used for high cholesterol, migraines, or mood problems. There are many drugs that must not be taken with this medicine.
• If you are taking St. John's wort. Do not take St. John's wort with Norvir. This medicine may not work as well.
• If you are breast-feeding. Do not breast-feed while you take this medicine.

This is not a list of all drugs or health problems that interact with Norvir.

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

• Tell all of your health care providers that you take Norvir. This includes your doctors, nurses, pharmacists, and dentists.
• This medicine interacts with many other drugs. The chance of this medicine's side effects may be raised or how well Norvir works may be lowered. The chance of the other drugs' side effects may also be raised. This may include very bad, life-threatening, or deadly side effects. Check with your doctor and pharmacist to make sure that it is safe for you to take this medicine with all of your other drugs (prescription or OTC, natural products, vitamins).
• High blood sugar has happened with Norvir. This includes diabetes that is new or worse. Talk with the doctor.
• Check your blood sugar as you have been told by your doctor.
• This medicine may cause high cholesterol and triglyceride levels. Talk with the doctor.
• Some people with hemophilia have had times of more bleeding when taking drugs like this one. If you have hemophilia, talk with your doctor.
• Have blood work checked as you have been told by the doctor. Talk with the doctor.
• This medicine is not a cure for HIV. Stay under the care of your doctor.
• This medicine does not stop the spread of diseases like HIV or hepatitis that are passed through blood or having sex. Do not have any kind of sex without using a latex or polyurethane condom. Do not share needles or other things like toothbrushes or razors. Talk with your doctor.
• This medicine may help the immune system work. If you have an infection that you did not know you had, it may show up when you take this medicine. Tell your doctor right away if you notice any signs of infection like fever, sore throat, weakness, cough, or shortness of breath after you start Norvir (ritonavir tablets).
• If giving to your child, the dose of this medicine may need to be changed as your child's weight changes. Have your child's weight checked often. Talk with the doctor before changing your child's dose.
• Birth control pills and other hormone-based birth control may not work as well to prevent pregnancy. Use some other kind of birth control also like a condom when taking Norvir.
• Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this medicine while you are pregnant.

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.