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 changes in vision, loss of appetite, nausea, vomiting, diarrhea, dizziness, weakness, and irregular heartbeat.
NOTES: There are different brands of this medication available. Not all are identical in action. Do not change brands without consulting your doctor or pharmacist. Your doctor may want you to monitor your pulse rate every day while you take this medication. Discuss with your doctor what your pulse rate means. To evaluate the effectiveness of this medication, your doctor may periodically take a blood sample to measure the amount of the drug in your body. Do not allow anyone else to take your medication.
MISSED DOSE: If you miss a dose, take as soon as remembered if you remember within 12 hours. If you remember after 12 hours have passed, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up. Call your doctor if you miss more than 2 doses in a row.
STORAGE: Store at room temperature between 59 and 86 degrees F (between 15 and 30 degrees C) away from moisture and sunlight. Do not store in the bathroom. Do not freeze liquid forms of this medication.
MEDICAL ALERT: Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA), or 1-800-668-1507 (Canada).
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.
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