Elon Musk-backed ketamine offers hope to severe depression sufferers

Take-at-home ketamine tablets are extremely effective against depression, according to a new study. The drug is primarily used in hospitals as an anaesthetic but is increasingly being explored as a potential treatment for depression and anxiety, with entrepreneur Elon Musk crediting it with boosting his mental health. It is usually administered via an injection or, in a few cases, as a nasal spray, but these can come with adverse effects such as high blood pressure and an irregular heartbeat. Now, experts have discovered that giving depressed patients an oral ketamine...