Drug - definition and information

Drug - definition and information

Drug - any product that, when it enters the body, changes the function of the body in some way. Drugs such as ANTIBIOTIC MEDICATIONS work by killing BACTERIA within the body, for example, and antiarrhythmia drugs work by altering the electrical activity of the HEART. As the mainstay of modern medicine, drugs exert therapeutic actions to treat numerous health conditions.

See also ADVERSE DRUG REACTION; ALCOHOL; DRUG INTERACTION; INVESTIGATIONAL NEW DRUG (IND); OFFLABEL USE.

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