Notoriously illegal and synonymous with hedonism, LSD and ecstasy started life as aids to psychotherapy. Sam Wong meets the band of psychiatrists who are looking to reclaim them for medicine again.
Written by Sam Wong, read by Pip Mayo, produced by Barry J Gibb, audio editing by Geoff Marsh
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If you liked this story, we recommend Saved: How addicts gained the power to reverse overdoses, also available as a podcast.