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symmetry · 4315 days ago · link · · parent · post: FDA drug trials are not required to use inert placebos, nor publish the ingredients of "active placebo" pills
Yeah, this is a good point, that previously used placebos may be found to have noticeable effects later. Maybe I read the original article wrong or too quickly, but I got the impression that the author believed the ingredients were purposefully excluded with intent to deceive.