clinical trial

a research study designed to compare a new treatment or drug with an existing standard of care or other control condition (see control group). Trials generally are designed to answer scientific questions and to find better ways to treat individuals who have a specific disease or disorder. Also called clinical study. See also randomized clinical trial.

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Psychology term of the day

February 23rd 2025

thiopental

n. an ultrashort-acting barbiturate used primarily as an anesthetic that can be administered intravenously to produce almost immediate loss of consciousness. It may also be used as an antidote for an overdose of stimulants or convulsants. At one time, it was occasionally used in psychotherapy to induce a state of relaxation and suggestibility. In nonmedical circles, it gained notoriety as a truth serum. U.S. trade name: Pentothal.