General term for undesirable and potentially harmful drug effect.
Drug that binds to a receptor and activates a physiological response or drug action
Drug that binds to a receptor and inteferes with other drugs or substances from producing a drug effect.
Name that defines the chemical composition of a drug
Situations or conditions when a certain drug should not be administered
Drug that has the potential for abuse and thus is regulated by the law
A measurement of the amount of drug that is administered
Intended or indicated uses for any drug
Effective dose 50, or dose that will produce an effect that is half of the maximal response.
Nonproprietary name of drug
Lethal dose 50, or dose that kill 50 percent of the laboratory animals tested
Mechanism of Action
Explanation of how a drug produces its effects
Nonprescriptions, over-the-counter (OTC) drug
Drug that can be purchased without the services of a physician
Study of drugs
Measure of the strength, or concentration, of a drug required to produce a specific effect
Drug for which dispensing requires, a written or phone order that can only be issued by or under the direction of a licensed physician
Specific cellular structure that a drug bings to and that produces a physiological effect.
Drug effect other than the therapeutic effect that is usually undesirable but not harmful.
Site of Action
Location within the body where a drug exerts its therapeutic effect, often a specific drug receptor.
Desired drug effect to alleviate some condition or sympton of disease.
Therapeutic Index (TI)
Ratio of the LD50 to the ED50 in animal studies.
Undesirable drug effect that implies drug poisoning; can be very harmful or life-threatning.
Patented propietary name of a drug sold by a specific drug manufacturer; also referred to as the brand name.
Drugs with high abuse potential and no accepted medical use (Heroin, hallucinogens, marijuana; these drugs are not to be prescribed)
Drugs with high abuse potential and accepted medical use (Narcotics [morphine & pure codeine], cocaine, amphetamines, short-acting barbiturates, nabilone; no refills without a new written prescription from the physician.