If you experience any strange side effects while taking this medicine, contact your doctor right away. The Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program is available online at http://www.fda.gov/Safety/MedWatch or by phone at 1-800-332-1088 if you or your doctor notice a serious side effect. Side effects from rivastigmine are possible. Tell your doctor if any of these symptoms are severe or persistent: nausea, vomiting, loss of appetite, heartburn, indigestion, stomach pain, weight loss, diarrhea, constipation, gas, weakness, headache, extreme exhaustion, worsening tremor, increased sweating, difficulty falling or staying asleep, confusion, rash, hives, difficulty breathing, black, tarry stools, red blood in the stools, bloody vomit, and vomiting material that looks like blood. Even though the following signs are rare, if you notice any of them, call your doctor right away: nauseousness, vomiting, loss of appetite, heartburn, indigestion, stomach pain, weight loss, diarrhea, constipation, gas, weakness, headache, extreme exhaustion, lack of energy, tremor or worsening of tremor, increased sweating, difficulty falling or staying asleep, confusion, rash, hives, difficulty breathing or swallowing, black and tarry stools
Antihistamines, aspirin, and other nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen (Advil, Motrin), naproxen (Aleve), bethanechol (Duvoid, Urabeth, Urecholine), ipratropium (Atrovent), medications for Alzheimer's disease, glaucoma, irritable bowel syndrome, motion sickness, myasthenia gravis, Parkinson's disease, ulcer Inform your doctor and pharmacist about any prescription and over-the-counter drugs, vitamins, dietary supplements, and herbal products you are currently taking or intend to take. Your doctor might need to adjust your medication doses or keep a close eye out for any negative side effects.
Rivastigmine may have serious side effects, such as stomach or bowel (intestinal) issues, such as: nausea, vomiting, diarrhea, loss of appetite, weight loss, bleeding in the stomach (ulcers), seizures, problems with movement (tremors), and skin reactions. Some people have had a serious skin reaction called allergic contact dermatitis (ACD) when using rivastigmine patch. If you experience reactions that go beyond the size of the patch, are severe in nature, or do not get better within 48 hours after the patch is removed, stop using rivastigmine patch and contact your healthcare provider right away. Itching, redness, swelling, warmth, or tenderness of the skin are all signs of ACD. You should not take rivastigmine if you have an allergy to any of the medication's ingredients.