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 severe nausea, vomiting, sweating, slow heart rate, and seizures.

NOTES: Do not share this medication with others. Laboratory tests (e.g., liver function tests) will be performed to monitor for drug side effects.

MISSED DOSE: If you should miss a dose, take it as soon as remembered unless it is almost time for the next dose. If it is nearly time for the next dose, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose.

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.

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).

Suggested Reading by Our Doctors

• donepezil, Aricept, Aricept ODT - Describes the medication donepezil (Aricept), a drug used for the treatment of mild to moderate dementia of the Alzheimer's type.
• Alzheimer's Disease - Learn about Alzheimer's disease, a common cause of dementia. Symptoms and warning signs include: memory loss, difficulty performing familiar tasks, disorientation to time and place, misplacing things, and more.
• galantamine, Razadyne, Razadyne ER - Read about galantamine (Razadyne, Razadyne ER - formerly known as Reminyl), a drug used to treat Alzheimer's disease and Dementia. Information includes side effects and drug interactions.

Read more tacrine related articles »

Latest Medical News

• Study Eases Arthritis Drug Cancer Fears
• Kids Shed H1N1 Virus 6 Days After Fever
• Statin Drugs May Reduce Flu Deaths
• 140 Times More Early Swine Flu Than Reported