That's the reason why drugs are tested in double-blind, randomized controlled trials. The placebo effect is a major part of the effect of SSRI, which only impr

That's the reason why drugs are tested in double-blind, randomized controlled trials. The placebo effect is a major part of the effect of SSRI, which only improve 1 in 6-8 patients if you subtract the placebo effect [1]. The "number needed to treat" (NNT) mentioned below is the average number of patients that need to recieve the treatment for one of them to be in a better condition than if all of them had recieved a placebo. 1. https://www.cambridge.org/core/journals/psychological-medicine/article/antidepressant-standoff-why-it-continues-and-how-to-resolve-it/2EA210EEDC83005BC299AF3095941532 https://www.cambridge.org/core/journals/psychological-medici...