Depressants are drugs that reduce arousal and stimulation in certain areas of the brain by slowing down bodily functions and neural activity.
Sedatives: Drugs that calm individuals or reduce excitement or irritability.
A type of prescription drug that works as a sedative affecting mood and behavior, often used to treat anxiety and insomnia.
A class of drugs that include the illegal drug heroin, synthetic opioids such as fentanyl, and pain relievers available legally by prescription. They can cause drowsiness and mood changes.