
placebo effect
Antidepressant For Adolescents Was Misrepresented As Safe
Revisiting clinical trial data has led investigators to conclude that not only was the antidepressant drug paroxetine is no better than the placebo, but it have may caused serious side effects including suicide.

Why Placebos For Chemo Are Hard To Swallow
A double-blind clinical trial may be the gold standard, but are there situations where it would not be ethical?