PRECAUTIONS: Tell your doctor your medical history, especially of: liver or kidney disease, high blood pressure, an overactive thyroid, nervous system disorders, all stomach/intestinal problems, glaucoma, enlarged prostate, allergies. Because this medication may cause drowsiness, use caution when driving or performing tasks requiring alertness. This medication can reduce sweating which can lead to heat stroke in hot weather. Use caution engaging in strenuous activity in hot weather. Contact lens wearers may need to use appropriate lubricating solutions if this medication causes dry eyes. Elderly patients may be more sensitive to the effects of this drug and should use this medication cautiously. Children may be more sensitive to the effects of this drug and should use this medication cautiously. Tell your doctor if you are pregnant before using this medication. It is not known if this drug is excreted into breast milk. Consult your doctor before breast-feeding.
DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription medications you use, especially of: amantadine, quinidine, disopyramide, procainamide, digoxin, ketoconazole, antacids, potassium supplements, phenothiazines (e.g., chlorpromazine, promethazine), medications for Parkinson's disease, medications used for depression, allergy medications. Do not start or stop any medicine without doctor or pharmacist approval.
OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly. Symptoms of overdose may include restlessness, seizures, mental or mood changes, hallucinations, large pupils, blurred vision, severe dry mouth, fever, nausea/vomiting, rapid heart beat, headache, weakness, dizziness, shallow and slow breathing, or unconsciousness.
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