Serotonin Syndrome: Rapid Onset & Treatment Explained #shorts

Added: 2026-06-02

[00:00:00]The onset is usually rapid, often within hours of adding a serotonergic drug, increasing a dose, overdose, or combining interacting medications.

[00:00:09]High-risk combinations include SSRIs or SNRIs with MAOIs, linezolid, tramadol, meperidine, fentanyl, stimulants, triptans, lithium, St. John's Wort, or multiple antidepressants. The first action is to stop the offending serotonergic medication, then provide supportive care, fluids, cooling if hypothermic, and benzodiazepines for agitation or tremor. Cyproheptadine, a serotonin antagonist, may be used when symptoms are moderate to severe or not improving.