phase IV clinical trial
Also found in: Thesaurus, Wikipedia.
Switch to new thesaurus
|Noun||1.||phase IV clinical trial - sometimes the FDA approves a drug for general use but requires the manufacturer to continue to monitor its effects; during this phase the drug may be tried on slightly different patient populations than those studied in earlier trials|
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.