investigational new drug


in·​ves·​ti·​ga·​tion·​al new drug in-ˌves-ti-ˈgā-shə-nəl- How to pronounce investigational new drug (audio)
: a drug that has not been approved for general use by the Food and Drug Administration but is under investigation in clinical trials regarding its safety and effectiveness first by clinical investigators and then by practicing physicians using patients who have given informed consent to participate
abbreviation IND

called also investigational drug

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investigational new drug


Cite this Entry

“Investigational new drug.” Medical Dictionary, Merriam-Webster, Accessed 3 Feb. 2023.

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