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Definition of Preclinical study

Preclinical study: A study to test a drug, procedure or other medical treatment in animals. The aim is to collect data in support of safety. Preclinical studies are required before clinical trials can be started.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=5019
Last Editorial Review: 3/26/1998 2:28:00 PM

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