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 – Glossary

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