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).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. Consult your doctor before breast-feeding. If you have HIV infection, do not breast-feed because breast milk can transmit HIV.
DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.Some products that may interact with this drug include: adefovir, other drugs that may harm the kidneys (including aminoglycosides such as amikacin/gentamicin, nonsteroidal anti-inflammatory drugs-NSAIDs such as ibuprofen).Do not take this medication with other products that contain tenofovir.Some other drugs to treat HIV infection (including atazanavir) 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.
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