How Long Does It Take for Buspirone to Kick In?

Reviewed on 9/20/2022
Woman with anxiety pills in her hand
It usually takes 2 to 4 weeks after taking buspirone daily for the medication to take effect.

Buspirone is an anti-anxiety medication used for management of anxiety disorders or for the short-term relief of the symptoms of anxiety. 

Generalized anxiety disorder (GAD) describes excessive anxiety or worry for at least six months. Other symptoms of GAD include:

Buspirone is also used off-label (use not approved by the Food and Drug Administration, or FDA) to augment depression treatment, specifically, to reduce the sexual side effects of selective serotonin reuptake inhibitor (SSRI) antidepressants.

The therapeutic effect of buspirone typically kicks in about 2 to 4 weeks after starting the medication and taking it daily. Patients may initially notice decreased irritability and worry.

What Are Side Effects of Buspirone?

Many of the adverse side effects of buspirone will lessen over time. 

Common side effects of buspirone include: 

What Other Drugs Interact with Buspirone?

Buspirone may interact with: 

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Reviewed on 9/20/2022

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