Serotonin toxicity can occur with akathisia, especially after an increased dosage of certain drugs such as SSRIs. Symptoms include “altered mental status, changes in mood, behavior, increased anxiety, agitation or irritability, & confusion.”

This article does a good job explaining serotonin toxicity causes and symptoms. However, medical research does not support the author’s chemical imbalance claims. Read more at https://www.msn.com/en-us/health/medical/what-is-serotonin-syndrome/ar-AA19bQJK?li=BBnba9O.