A substance that diminish functional activity, usually by depressing the nervous system.
An agent that diminishes any functional activity.
Any of several drugs that sedate by acting upon the central nervous system. Medical uses include the treatment of anxiety, tension, stress, and high blood pressure.
A drug which reduces the activity of part of the body, e.g. a tranquilliser.
Drug that decreases or slows the function or activity of a body part or system (e.g., a cardiac depressant slows the heartbeat).
An agent that reduces the normal activity of any body system or function. Drugs such as general anesthetics, barbiturates, and opiates are depressants of the central nervous system and respiration. Cytotoxic drugs, such as azathioprine, are depressants of the levels of white blood cells.
An agent that decreases the level of a body function or nerve activity (e.g., a sedative).
Depressants are drugs known as sedatives. They slow down the CNS, relax or tranquilize, and produce sleep.
A drug that causes relaxation and sleepiness.
A drug that slows the activity of the central nervous system.
Commonly known as sedatives and tranquilizers, these agents slow the central nervous system.
A medication that reduces the functioning of a specific organ.
A substance that decreases overall functional activity and energy levels by causing muscle relaxation and increased sweating.