Buspirone

Buspirone (Trade name: Buspar) is an psychotropic medication that stimulates 5-HT1A receptors used in the treatment of generalized anxiety disorder.

• Serotonin 1A (5HT1A) partial agonist

• Does not cause sedation, addiction, or tolerance.Manfredi, R. L., Kales, A., Vgontzas, A. N., Bixler, E. O., Isaac, M. A., & Falcone, C. M. (1991). Buspirone: sedative or stimulant effect?. The American journal of psychiatry, 148(9), 1213-1217.
• Begins to take effect after 1–2 weeks. Does not interact with alcohol (vs barbiturates, benzodiazepines)
• Buspirone is not a very useful medication (close to being a placebo)