The most common side effects associated with Galantamine are: diarrhea, vomiting, nausea, dizziness, and weight loss. Less common side effects reported in some patients include nosebleeds and kidney stones. Potentially serious side effects are seizures, fainting, stomach ulcers, body twitches, wheezing, and difficulty breathing. Depression was also reported in some patients. Allergic reactions are possible and could result in symptoms of rash, hives, itching, swelling in the mouth or face, persistent weakness. These symptoms should be reported immediately before continuing to buy Galantamine online.