Over-the-counter sleeping pills typically contain ____,which induce drowsiness by working against the central nervous system chemical histamine.

Question

Quizplus · Accepted Answer

Over-the-counter sleeping pills typically contain antihistamines, which work against the central nervous system chemical histamine to induce drowsiness. Other options such as dietary supplements, hypnotic medications, Valium, and heartbeat regulators are not typically found in over-the-counter sleeping pills.

Over-The-Counter Sleeping Pills Typically Contain ____,Which Induce Drowsiness by Working