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PRECAUTIONS: Before taking tolazamide, tell your doctor or pharmacist if you are allergic to it; or to other sulfonylurea drugs (e.g., glyburide, tolbutamide); 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.This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: a certain metabolic condition (diabetic ketoacidosis), severe kidney disease.Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, liver disease, thyroid problems, poor diet, irregular eating patterns, certain hormonal conditions (adrenal/pituitary insufficiency, SIADH-syndrome of inappropriate secretion of antidiuretic hormone), mineral imbalance (low sodium blood level).You may experience blurred vision, dizziness, or drowsiness due to extremely low or high blood sugar levels. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you are sure you can perform such activities safely.Limit alcohol while taking this medication because it can increase the risk of developing low blood sugar. Rarely, alcohol can interact with tolazamide and cause a serious reaction (disulfiram-like reaction) with symptoms such as facial flushing, nausea, vomiting, dizziness, or stomach pain. Consult your doctor or pharmacist about the safe use of alcohol.During times of stress, such as fever, infection, injury, or surgery, it may be more difficult to control your blood sugar. Consult your doctor as a change in your medication or how often you test your blood sugar may be required.This medication may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths and sunlamps. Use a sunscreen and wear protective clothing when outdoors.Caution is advised when using this drug in the elderly because they may be more sensitive to its effects, especially low blood sugar.This medication should be used only when clearly needed during pregnancy. It is not recommended for use for at least 2 weeks before delivery because it may cause low blood sugar in the newborn. Your doctor may substitute insulin for this drug during your pregnancy. Follow all instructions carefully. Discuss the risks and benefits with your doctor.It is unknown if this drug passes into breast milk. However, similar drugs pass into breast milk. Consult your doctor before breast-feeding.

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