A survey of UK doctors found that 97% have prescribed placebo treatments to patients at least once in their career. Researchers at the Universities of Oxford and Southampton in the UK discovered that 97% of doctors have used 'impure' placebo treatments, while 12% have used 'pure' placebos...
Participants in drug trials are often not fully informed about the effect of placebos, thereby undermining the process of "informed consent", concludes a new study published this week in the open access journal PLoS ONE. Placebos are used in randomized drug trials to act as a yardstick or...