SIDE EFFECTS: This medication causes drowsiness and dizziness. Avoid tasks requiring alertness. Other side effects may include: stomach upset, blurred vision, headache, confusion, depression, impaired coordination, change in heart rate, trembling, weakness, memory loss, hangover effect (grogginess), dreaming or nightmares. Notify your doctor if you develop: chest pain, change in heart rate, vision changes, yellowing of the eyes or skin. In the unlikely event you have an allergic reaction to this drug, seek medical attention immediately. 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: Before using this drug, tell your doctor your medical history, especially of: liver or kidney disease, drug allergies. Alcohol or other sedative-type drugs can lead to extreme drowsiness. Limit alcohol consumption. Elderly persons are usually more sensitive to the effects of this medication. Use cautiously. This medication is not recommended for use during pregnancy. Discuss the risks and benefits with your doctor. Since this medication may appear in breast milk, consult with your doctor before breast-feeding.
DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription drugs you may use, especially of: cimetidine, digoxin, disulfiram, levodopa, seizure medication, sleeping pills, narcotic pain medication (e.g., codeine), medication for depression, barbiturates, tranquilizers, sedatives, certain drowsiness-causing antihistamines (e.g., diphenhydramine), drugs used to treat allergies or colds, alcohol use. Do not eat grapefruit or drink grapefruit juice unless your doctor instructs you otherwise. Smoking can decrease the effectiveness of this drug. Do not start or stop any medicine without doctor or pharmacist approval.
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