Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
slow heartbeats;
a light-headed feeling, like you might pass out; or
wheezing, chest tightness, trouble breathing.
Common side effects may include:
an urgent need to urinate;
stomach cramps, nausea, diarrhea;
burping, increased saliva;
headache, dizziness;
sweating, flushing (sudden warmth, redness, or tingly feeling);
a general ill feeling; or
watery eyes, vision changes.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Urecholine side effects (more detail)
