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clinical trial

American  
  1. the scientific investigation of a new treatment that has shown some benefit in animal or laboratory studies, but that has not yet been proven effective in humans.


Example Sentences

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AstraZeneca AZN -0.43%decrease; red down pointing triangle said its new breast-cancer pill missed the key goal of slowing the disease from worsening in a late-stage clinical trial.

From The Wall Street Journal Sep. 14, 2026

The Danish drugmaker said the clinical trial met its primary goal after 68 weeks of treatment.

From The Wall Street Journal Sep. 14, 2026

Based on the early-stage findings, Sylvester is now advancing a neoadjuvant clinical trial that will combine IL1RAP targeted treatment with chemoimmunotherapy in patients with operable pancreatic cancers prior to surgery.

From Science Daily Sep. 12, 2026

"It shouldn't ever be misconstrued as clinical trial data, or double-blind, placebo-controlled, peer-reviewed data. It is just meant as a starting point to be able to garner support for future studies."

From BBC Sep. 12, 2026

Their fifty-three patients were, in effect, a clinical trial, and an astonishingly successful one.

From "Mountains Beyond Mountains" by Tracy Kidder and Michael French

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