

Tacrine is a prescription Alzheimer's disease medication. This page on the eMedTV site describes how tacrine works to slow the worsening of Alzheimer's symptoms, explains when and how to take the drug, and lists possible side effects that may occur.
Potential side effects of tacrine include insomnia, loss of appetite, and fatigue. This section of the eMedTV library lists other tacrine side effects, including common, rare, and potentially serious side effects that have been reported with the drug.
Tacrine is used for treating dementia in people with mild to moderate Alzheimer's disease. This article from the eMedTV archives explains how the medication works, describes its effects, and lists common off-label tacrine uses.
For most people, tacrine dosing usually starts at 10 mg four times daily. This eMedTV article provides general tacrine dosage guidelines, offers tips for taking the drug, and explains the importance of monitoring your liver enzymes during treatment.
Anticholinergic and cholinergic medications could potentially cause drug interactions with tacrine. As this eMedTV resource explains, tacrine drug interactions can increase your risk for side effects or reduce the effectiveness of the medicines.
Stopping tacrine (or decreasing the dose) suddenly can worsen Alzheimer's symptoms. This eMedTV segment covers other precautions and warnings with tacrine, including potential side effects or complications that may occur with the drug.
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