HOW TO USE: Take this medication as prescribed usually after meals and at bedtime. Be sure to follow instructions closely. Do not increase your dose or take this more often than directed. Long-term or excessive use may lead to dependence. This medication is best taken with food or a glass of milk to prevent stomach upset.

SIDE EFFECTS: Dizziness, drowsiness, headache, loss of appetite, nausea, stomach upset, dry mouth, constipation or blurred vision may occur. If any of these effects continue or become bothersome, inform your doctor. Notify your doctor if you develop: chest pain (angina), rapid pulse, skin rash, difficulty urinating, tremors, nervousness, hallucinations, breathing trouble. To avoid dizziness and lightheadedness when rising from a seated or lying position, get up slowly. Also limit your intake of alcoholic beverages which will aggravate these effects. Use caution performing tasks requiring alertness if this medication causes you to feel drowsy. If you notice other effects not listed above, contact your doctor or pharmacist.

PRECAUTIONS: Tell your doctor your medical history, especially of: heart disease, high blood pressure, overactive thyroid, diabetes, glaucoma, prostate trouble, problems with constipation, drug dependency, any allergies. This medication should be used only if clearly needed during pregnancy. Discuss the risks and benefits with your doctor. Since small amounts of this medication are found in breast milk, consult your doctor before breast-feeding.

DRUG INTERACTIONS: Tell your doctor of any over-the-counter or prescription medication you may take including: medication for blood pressure, antidepressants, cimetidine, sedatives, sleeping pills, tranquilizers, narcotic pain medication (e.g., codeine). Do not start or stop any medicine without doctor or pharmacist approval.

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. Need help identifying pills and medications? Use the pill identifier tool on RxList.