What is Preclinical?
Preclinical meaning Preliminary testing of an investigational drug (or other intervention) in laboratory (in a test tube, for example) and animal studies. Preclinical studies take place before any testing in humans is done. Related Term(s): Clinical Trial, Phase 1 Trial, Phase 2 Trial, Phase 3 Trial, Phase 4 Trial
reference: AIDSinfo – GlossaryWhat is