investigational
adjective
in·ves·ti·ga·tion·al
in-ˌve-stə-ˈgā-sh(ə-)nəl 
1
: of or relating to investigation
investigational activities
2
: relating to or being a drug or medical procedure that is not approved for general use but is under investigation in clinical trials regarding its safety and efficacy
an investigational new drug
Examples of investigational in a Sentence
Recent Examples on the Web
The pharmaceutical firm Vertex presented positive Phase 3 data last month highlighting the investigational, oral non-opioid pain medicine suzetrigine’s potential as a first-in-class treatment at the American Society of Anesthesiologists Annual Meeting.
—
Joshua P. Cohen, Forbes, 3 Nov. 2024
His subject: the Reykjavik police department’s investigational procedures related to the 1983 murder of an elderly nurse in Iceland’s isolated north.
—Paula L. Woods, Los Angeles Times, 18 Sep. 2024
The Sabin Vaccine Institute is providing an investigational vaccine to Rwanda for testing among healthcare workers at risk.
—Mark Kortepeter, Forbes, 7 Oct. 2024
The Food and Drug Administration cleared the investigational new drug application for a phase 1/2 clinical trial of an experimental drug candidate known as REC-1245.
—Christina Cheddar Berk, CNBC, 2 Oct. 2024
See all Example Sentences for investigational 
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Joshua P. Cohen, Forbes, 3 Nov. 2024
His subject: the Reykjavik police department’s investigational procedures related to the 1983 murder of an elderly nurse in Iceland’s isolated north.
—Paula L. Woods, Los Angeles Times, 18 Sep. 2024
The Sabin Vaccine Institute is providing an investigational vaccine to Rwanda for testing among healthcare workers at risk.
—Mark Kortepeter, Forbes, 7 Oct. 2024
The Food and Drug Administration cleared the investigational new drug application for a phase 1/2 clinical trial of an experimental drug candidate known as REC-1245.
—Christina Cheddar Berk, CNBC, 2 Oct. 2024
See all Example Sentences for investigational
Dictionary Entries Near investigational
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“Investigational.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/investigational. Accessed 15 Nov. 2024.
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