Phases of Clinical Trial [Design Issues]

posted by atulsakariya – India, 2012-04-30 14:22 (5156 d 02:59 ago) – Posting: # 8477
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Dear All,

I want know about the details of phases of clinical trial viz., Phase 0, Phase I, Phase IIa, Phase IIb, Phase IIIa and Phase IIIb.
  1. What is the difference between Phase 0 (Zero) and Phase I?
  2. What is the difference between Phase IIa and Phase IIb?
  3. What is the difference between Phase IIIa and Phase IIIb?
I want details description of the above mentioned queries.....


Thanking you in advance....

Regards,
Atul Sakariya


Edit: Category changed. [Helmut]

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