What side effects may I notice from receiving Pyridostigmine?

Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing problems
-changes in vision
-muscle cramps or spasm
-slow or irregular heartbeat
-stomach cramps or pain
-unusually weak or tired
-vomiting

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-diarrhea, especially at start of treatment
-increased saliva
-increased sweating
-nausea

This list may not describe all possible side effects for Pyridostigmine. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.