Rivulet Media Inc (fka RIVU)

[Stock84]

One cannot start the trial with a large group directly. Clinical trials are done in multiple phases.

phase I Testing of drug on healthy volunteers for dose-ranging often subtherapeutic, but with ascending doses clinical researcher 20-100 determines whether drug is safe to check for efficacy
They need to determine the dose first and determine its efficacy and then sybaequently increase the I've of the group.