What are “Phases” of a Clinical Trial?

December 17, 2015
Cat Snyder, ASCO staff

You might hear that a cancer treatment has reached phase II of a clinical trial. Or a headline might report that a phase III clinical trial drug is seeking FDA approval. But what does it actually mean?

Neal Meropol, MD, FASCO, uncovers the differences of each step and explains how clinical cancer research is done in distinct segments, called “phases.” share on twitter These phases support the larger goals of the trial and give clues about where the proposed treatment is in the process. Tune in to this video for the full story from Dr. Meropol.

A full-text transcript is available.

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