BuSpar ®

Generic Name: Buspirone (byoo-SPYE-rone)

Drug Class: Antianxiety Agent


Drug Uses

This medicine is used to treat generalized anxiety disorder. Your doctor may use this medicine to treat other conditions as well.

General Information

This information is for educational purposes only. Not every known side effect, adverse effect, or drug interaction is in this database. If you have questions about your medicines, talk to your health care provider.

How it Works

Anxiety is thought to be caused by an imbalance of a chemical in the brain called serotonin. This medicine brings serotonin levels back to normal which can reduce symptoms of generalized anxiety. This medicine works gradually over a two to four week period.

How to Take It

This medicine is taken orally and can be taken with or without food. Take the medicine at regular intervals. Regular use for 7 to 14 days may be needed to see relief from anxiety symptoms and tension.

Possible Side Effects

    • A few of the most common side effects with this medicine include:
      • headache
      • dizziness
      • lightheadedness
      • nausea
      • water retention


    • It is NOT recommended that you drink alcohol while taking this medicine. If you drink alcohol, talk to your doctor to see if this medicine is right for you.

    • Be cautious when driving or performing other dangerous tasks.

    • This medicine can impair judgment.


    • Seek medical attention immediately. For non emergencies, contact your local or regional poison control center at 1-800-222-1222.

Drug Interactions

    • This medicine should not be taken with MAO inhibitors. If you’re not sure if you are taking MAO inhibitors, ask your doctor or pharmacist.

Missed Dose

Take your next dose as soon as you remember. If it is time for your next dose, skip the missed dose and go back to your regular schedule. Do not double doses.


Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed.


Talk to your doctor about the benefits versus the risks to your baby while taking this medicine. It is unknown if this drug is excreted in breast milk. Do not breast feed while taking this medicine

More Information

For more information, talk to your doctor, pharmacist or health care provider.

Last reviewed: By John M. Grohol, Psy.D. on 19 May 2015
    Published on PsychCentral.com. All rights reserved.