As more troops self-medicate with psychedelic drugs to help with PTSD, a group of experts lobby for proper clinical trials

A growing number of soldiers suffering from post-traumatic stress disorder are turning to “magic mushrooms” and LSD to treat their condition. But drug laws make it almost impossible to establish whether they work.

Now a new body, the Medical Psychedelics Working Group, a consortium of experts, academics, researchers, policy specialists and industry partners, is to begin lobbying for a change in the law so that scientists can conduct clinical trials.