PRECAUTIONS: Before taking niacin, 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.If you have any of the following health problems, consult your doctor or pharmacist before using this medication: very low blood pressure, alcohol use, history of bleeding problems (such as low platelets), diabetes, gallbladder disease, glaucoma, gout, heart disease (such as recent heart attack, unstable angina), kidney disease, liver disease/increase in liver enzymes, untreated mineral imbalance (low phosphate levels), history of stomach/intestinal ulcers, underactive thyroid (hypothyroidism).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.Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).This medication may infrequently make your blood sugar level rise, which can cause or worsen diabetes. Tell your doctor immediately if you develop symptoms of high blood sugar, such as increased thirst and urination. If you already have diabetes, be sure to check your blood sugars regularly. Your doctor may need to adjust your diabetes medication, exercise program, or diet.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.This medication passes into breast milk. Consult your doctor before breast-feeding.
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