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One of the following durgs depresses (sw...

One of the following durgs depresses (switch off) the activities of Nervous System and is known as sedative. It gives feeling of calmness, relaxation, or drrowsines. It is

A

Opium

B

Heroin

C

Cocaine

D

Barbiturate

Text Solution

Verified by Experts

The correct Answer is:
D
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