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 unusual drowsiness or restlessness; twitching of the face or tongue; uncontrolled movement of arms and legs; difficulty speaking and swallowing; unusual dizziness; fainting; rapid heart rate; and hallucinations.

NOTES: Your condition and response to this medication will be closely monitored (e.g., EKG testing).

MISSED DOSE: This medication is only given as needed by a health care professional.

STORAGE: Store this medication at room temperature between 59 and 86 degrees F (15 to 30 degrees C) away from heat and light as directed. Do not store in the bathroom.

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.