tenofovir - oral, Viread (cont.)
PRECAUTIONS: Before taking tenofovir, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney problems, liver problems (such as hepatitis C, cirrhosis), bone problems (such as bone disease, bone loss/osteoporosis, weak/broken bones), disease of the pancreas (pancreatitis), alcohol use.This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.Also limit alcohol because it may increase your risk of liver problems and pancreatitis.Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).To decrease your risk of spreading HIV disease to others, always use an effective barrier method (latex or polyurethane condoms/dental dams) during all sexual activity. Consult your doctor or pharmacist for more details.During pregnancy, this medication should be used only when clearly needed. However, HIV medicines are now usually given to pregnant women with HIV. Treatment can decrease the risk of passing the HIV infection to your baby. Tenofovir may be part of that treatment. Discuss the risks and benefits with your doctor.This medication passes into breast milk. Because breast milk can transmit HIV, do not breast-feed.
DRUG INTERACTIONS: The effects of some drugs can change if you take other drugs or herbal products at the same time. This can increase your risk for serious side effects or may cause your medications not to work correctly. These drug interactions are possible, but do not always occur. Your doctor or pharmacist can often prevent or manage interactions by changing how you use your medications or by close monitoring.To help your doctor and pharmacist give you the best care, be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products) before starting treatment with this product. While using this product, do not start, stop, or change the dosage of any other medicines you are using without your doctor's approval.Some products that may interact with this drug include: other drugs besides tenofovir that may affect the kidneys (including acyclovir, adefovir, cidofovir, ganciclovir, NSAIDs such as ibuprofen/naproxen).Do not take this medication with other products that contain tenofovir.Some other drugs to treat HIV infection (including atazanavir, didanosine) may also interact with tenofovir. Tenofovir can decrease the effectiveness of atazanavir (by decreasing blood levels). If you are taking atazanavir with this product, you may need to also take another medication (ritonavir). Consult your doctor or pharmacist for more details. Your doctor will adjust your medications and monitor your treatment to reduce the risk of side effects.This document does not contain all possible drug interactions. Keep a list of all the products you use. Share this list with your doctor and pharmacist to lessen your risk for serious medication problems.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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