Most important fact about this drug

Patience is in order when starting this drug. It can take up to 12 weeks before Exelon's full benefits appear.

What side effects may occur?

Side effects from Rivastigmine Tartrate (Exelon) cannot be anticipated. If any side effects develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe to continue taking Rivastigmine Tartrate (Exelon).

• More common side effects may include: Abdominal pain, accidental injury, anxiety, aggression, confusion, constipation, depression, diarrhea, dizziness, drowsiness, fainting, fatigue, flu-like symptoms, gas, hallucinations, headache, high blood pressure, increased sweating, indigestion, inflamed nasal passages, insomnia, loss of appetite, nausea, tremor, unwell feeling, urinary infection, vomiting, weakness, weight loss

• Less common side effects may include: Belching

Special warnings about this medication

Rivastigmine Tartrate (Exelon) often causes nausea and vomiting, especially at the beginning of treatment. The problem is more likely in women, but it can lead to significant weight loss in both women and men. Tell your doctor immediately if these side effects occur.

The chance of severe vomiting increases when Rivastigmine Tartrate (Exelon) is given after an interruption of several days. Do not start giving the drug again without first checking with the doctor. Dosage may need to be reduced to the lowest starting level.

Rivastigmine Tartrate (Exelon) may aggravate asthma and other breathing problems and can increase the risk of seizures. Other drugs of its type are also known to increase the chance of ulcers, stomach bleeding, and urinary obstruction, although these problems have not been noted with Rivastigmine Tartrate (Exelon). Drugs in this category can also slow the heartbeat, possibly causing fainting in people who have a heart condition. Contact your doctor if any of these problems occur.