Downvoted for encouraging people to screw over other people by backing out of their agreements... What would happen to tests if every trial patient tested their medicine to see if it's a placebo? Don't you believe there's value in having control groups in medical testing?
Lessdazed is describing quite a messy situation. Let me split out various subcases.
First is the situation with only one approval authority running randomised controlled trials on medicines. These trials are usually in three phases. Phase I on healthy volunteers to check for toxicity and metabolites. Phase II on sufferers to get an idea of the dose needed to affect the course of the illness. Phase III to prove that the therapeutic protocol established in Phase II actually works.
I have health problems of my own and have fancied joining a Phase III trial for ...
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
If continuing the discussion becomes impractical, that means you win at open threads; a celebratory top-level post on the topic is traditional.