clinical trials
type: Concept
broader: epidemiologic study characteristics as topic
broader: pharmaceuticals and clinical trials
broader: evaluation studies as topic
broader: medical care and research
broader: treatments and therapies
broader: studies of aging
definition: Clinical trials are investigations with human participants to discover or verify the clinical, pharmacologic, or other pharmacodynamic effects of an investigational drug product. A clinical trial also characterizes absorption, distribution, metabolism, and excretion of a drug product with the object of determining its safety and efficacy. [Source: Encyclopedia of Health Care Management; Clinical Trials]
narrower: phase IV study
narrower: multicenter studies as topic
narrower: phase I study
narrower: early termination of clinical trials
narrower: phase II study
narrower: controlled clinical trials
narrower: phase III study

concepts
type: Collection
type: ConceptGroup
member: clinical trials

controlled clinical trials
type: Concept
broader: clinical trials

early termination of clinical trials
type: Concept
broader: clinical trials

epidemiologic study characteristics as topic
type: Concept
narrower: clinical trials

evaluation studies as topic
type: Concept
narrower: clinical trials

medical care and research
type: Concept
narrower: clinical trials

multicenter studies as topic
type: Concept
broader: clinical trials

pharmaceuticals and clinical trials
type: Concept
narrower: clinical trials

phase III study
type: Concept
broader: clinical trials

phase II study
type: Concept
broader: clinical trials

phase IV study
type: Concept
broader: clinical trials

phase I study
type: Concept
broader: clinical trials

studies of aging
type: Concept
narrower: clinical trials

treatments and therapies
type: Concept
narrower: clinical trials