Tell your doctor if you have a history of glaucoma (angle-closure type), intestinal or bladder blockages, severe ulcerative colitis, breathing problems (like asthma or emphysema), diarrhea caused by an infection, heart problems like angina, heart attack, heart failure, or heartbeat irregularities, high/low blood pressure, intestinal problems like chronic constipation, ileus, ulcerative colitis, kidney disease, liver disease, mental or mood problems like anxiety, dementia, or psychosis. Other considerations may be certain muscle diseases like myasthenia gravis, certain nerve diseases like autonomic neuropathy, seizure, stomach problems like acid reflux / hiatal hernia / ulcer, stroke, overactive thyroid (hyperthyroidism), or problems urinating. Also tell your doctor if you have personal or family history of a substance use disorder. Medication may make you dizzy or blur your medication.