You should not take this medication if you are allergic to benztropine, or if you are also taking a medication called pramlintide (Symlin).
Before you take benztropine, tell if you have glaucoma, kidney or liver disease, heart disease, high blood pressure, a history of heart attack or stroke, a breathing disorder, a nerve or muscle disorder, seizures, urination problems, overactive thyroid, mental illness, or a stomach or intestinal disorder.
Avoid taking a diarrhea medication or antacid within 2 hours before or after you take benztropine. Also avoid taking ketoconazole (Nizoral) within 2 hours after you take benztropine.
Benztropine can cause side effects that may impair your vision, thinking, or reactions. Be careful if you drive or do anything that requires you to be alert and able to see clearly.
Avoid becoming overheated or dehydrated during exercise and in hot weather. Benztropine can decrease perspiration and you may be more prone to heat stroke.
Do not stop taking this medication without first talking to your doctor. Stopping suddenly may make your condition worse. You may need to use less and less before you stop the medication completely.