Medications

New study maps ketamine's effects on brain

Ketamine—an anesthetic also known for its illicit use as a recreational drug—has undergone a thorough reputational rehabilitation in recent years as the medical establishment has begun to recognize its wide-ranging therapeutic ...

Medications

Ketamine's effect on depression may hinge on hope

In study after study, the psychoactive drug ketamine has given profound and fast relief to many people suffering from severe depression. But these studies have a critical shortcoming: Participants usually can tell whether ...

Psychology & Psychiatry

Ketamine found to increase brain noise

An international team of researchers including Sofya Kulikova, Senior Research Fellow at the HSE University-Perm, found that ketamine, being an NMDA receptor inhibitor, increases the brain's background noise, causing higher ...

Medications

Study gives a peek at how ketamine acts as 'switch' in the brain

Ketamine, an established anesthetic and increasingly popular antidepressant, dramatically reorganizes activity in the brain, as if a switch had been flipped on its active circuits, according to a new study by Penn Medicine ...

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