Narcotics, such as codeine or morphine, are sometimes medically prescribed for pain-relieving effects, but they are easily abused. Heroin's rush is occurs within a couple minutes of injection and is described as intensely pleasurable, and following the rush, the user may experience an elevated state of euphoria. They directly interfere with the central nervous system by inhibiting nerve impulses. These drugs are sometimes medically prescribed as sleeping pills or for people who need their behavior depressed. Desired effects include euphoria, mental and physical relaxation, and pleasant intoxication.
Alcohol is the most commonly abused drug.
Often people drink to escape their problems. Alcohol Alcohol is by far the most common depressant and actually, it is the most commonly abused drug. It is used consumed frequently is social situations and is used for its mental relaxation effects to escape problems. It has varying effects on people and sometimes it acts as initially as a stimulant, causing the user to be more sociable and less inhibited. Other times it produces aggressive or psychotic behavior.