Clinical Trial (Clinical Study):SFAF
an organized procedure for determining
the effectiveness of a new drug or therapy by administering the agent
to participants under strictly controlled conditions. In many clinical
trials new agents are tested against older agents or an inactive substance
(placebo). The clinical trials process includes Phase I, II and III trials
and Phase IV postmarketing evaluation.
Clinical TrialJAMA A carefully designed and executed investigation of the effects of a drug (or vaccine) administered to
human subjects. The goal is to define the clinical efficacy and pharmacological effects (toxicity, side
effects, incompatibilities, or interactions) of the drug. The US government, through the Food and Drug
Administration, requires strict testing of all new drugs and vaccines prior to their approval for use as
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