Subjects experiencing adverse effects guessed that they were given the real drug and therefore have a higher placebo effect than those given placebo since they “know” that they have been given the drug. Patients given antidepressants are also more likely to become depressed again after treatment compared with other treatments such as placebo Andrews et al., 2012; Babyak et al., 2000; Dobson et al., 2008. One possibility is therefore to prescribe placebos since they are almost as effective as antidepressants, but with fewer side-effects. Studies indicate that some doctors actually do prescribe placebos Raz et al., 2011; Tilburt, Emanuel, Kaptchuk, Curlin, & Miller, 2008. This is however a question of ethics.…