s/n793529

Information
has gloss	(noun) 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 phase IV, phase IV clinical trial
lexicalization	eng: phase IV clinical trial
lexicalization	eng: phase IV
subclass of	(noun) a rigorously controlled test of a new drug or a new invasive medical device on human subjects; in the United States it is conducted under the direction of the FDA before being made available for general clinical use clinical test, clinical trial