bethanechol

What Is An Adverse Effect Of Bethanechol Urecholine? Dizziness, lightheadedness, nausea, vomiting, abdominal cramps/pain, diarrhea, increased saliva/urination, sweating, flushing, watery eyes, or headache may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. How does bethanechol affect bladder emptying? Bethanechol chloride acts principally by producing the effects of stimulation