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TelbivudineWarningYou may have a serious worsening of hepatitis symptoms if you stop taking this medication. Talk with your doctor before stopping this medication. Your doctor will monitor liver tests for several months after you stop telbivudine. Tell your doctor right away if you develop symptoms of worsening liver problems (see Side Effects section). PrecautionsBefore taking telbivudine, 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, alcohol use. This drug may make you dizzy. Alcohol or marijuana (cannabis) can make you more dizzy. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Avoid alcoholic beverages. Alcohol may also worsen liver problems. Talk to your doctor if you are using marijuana (cannabis). 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 hepatitis B 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. It is not known if this medication helps to prevent the hepatitis B virus from passing from the mother to the baby. Discuss the risks and benefits with your doctor. It is unknown if this drug passes into breast milk. Consult your doctor before breastfeeding. Side EffectsDizziness, tiredness, diarrhea, cough, or headache may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Tell your doctor right away if you have any serious side effects, including: unexplained muscle pain/tenderness/weakness, numbness/tingling/burning or weakness/pain of arms/legs, difficulty walking, signs of infection (such as sore throat that doesn't go away, fever), easy bruising/bleeding. Rarely, telbivudine may cause severe liver problems and buildup of lactic acid in the blood (lactic acidosis). These serious side effects may occur more often in women and obese patients. Tell your doctor right away if you have any of the following serious side effects: symptoms of liver problems (such as nausea/vomiting that doesn't stop, loss of appetite, stomach/abdominal pain, yellowing eyes/skin, dark urine), symptoms of lactic acidosis (such as deep/rapid breathing, drowsiness, nausea/vomiting). A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing. This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist. In the US - Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch. In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345. |