See Also: phase III clinical trial(medicine)
phase II clinical trial(medicine)
clinical trial, phase I(medicine)
phase I clinical trial(medicine)
clinical trial, phase II(medicine)
clinical trial, phase III(medicine)
clinical trial, phase IV(medicine)
clinical trial(medicine)
Clinical trial(health)
human clinical trial(medicine)

clinical trial, phase II (medicine)


clinical trial, phase II


A pre-planned, usually controlled, clinical study of the safety and efficacy of diagnostic, therapeutic, or prophylactic drugs, devices, or techniques based on several hundred volunteers, including a limited number of patients, and conducted over a period of about two years in either the united states or a foreign country.