SIDE EFFECTS: Drowsiness, dizziness, nausea/vomiting, headache, sweating, dry mouth, or constipation may occur. If any of these effects persist or worsen, notify your doctor. Tell your doctor immediately if any of these serious side effects occur: mental/mood changes (e.g., confusion, depression, hallucinations), unusual weakness, vision problems. Tell your doctor immediately if any of these unlikely but serious side effects occur: ringing in the ears, lightheadedness, unusually fast heartbeat, trouble breathing (e.g., slow or irregular breathing), trouble urinating, tingling or numbness of the hands/feet. Tell your doctor immediately if any of these highly unlikely but very serious side effects occur: yellowing eyes or skin, dark urine, change in amount of urine, unusual weight loss, seizures. An allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.
PRECAUTIONS: Tell your doctor your medical history, especially of: liver problems, kidney problems, seizures, head injury or brain lesions, heart attacks, lung problems (e.g., asthma, COPD), certain digestive disease (e.g., gall bladder problems, pancreatitis), prostate problems, drug or alcohol abuse, tobacco use, any allergies (especially to sulfites). This drug may make you dizzy or drowsy; use caution engaging in activities requiring alertness such as driving or using machinery. Limit alcoholic beverages. Caution is advised when using this drug in the elderly because they may be more sensitive to the effects of the drug. This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. It is not known whether this drug passes into breast milk. Because of the potential risk to the infant, breast-feeding while using this drug is not recommended. Consult your doctor before breast-feeding.
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