phase I 1
noundomain: activity
Princeton WordNet [ver.3.1]
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EnglishDefinition
a clinical trial on a few persons to determine the safety of a new drug or invasive medical device; for drugs, dosage or toxicity limits should be obtained
Hypernym
clinical trial 1
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
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