Which instruction should the nurse provide to the client prescribed the medication benztropine mesylate?

The client taking benztropine mesylate, anti-Parkinson's agent and anticholinergic agent, should be instructed to avoid driving or operating hazardous equipment if drowsy or dizzy. The client's tolerance to heat may be reduced because of the diminished ability to sweat, and the client should be instructed to plan rest periods in cool places during the day. The client should be instructed to contact the primary health care provider immediately if difficulty swallowing or speaking or vomiting occurs. The client should also inform the primary health care provider if central nervous system effects occur. The client is instructed to monitor urinary output and watch for signs of constipation.