Key facts about Buspar
What is Buspar?
Buspar is the brand name of buspirone and is available as an oral tablet.
What dosages is Buspar available in?
Buspar is available as a 5 mg, 7.5 mg, 10 mg, 15 mg, and 30 mg oral tablet.
What is Buspar used for?
Buspar is for antianxiety medication used for anxiety. It is not
chemically or pharmacologically related to the benzodiazepines, barbiturates, or other sedative/anxiolytic drugs.
How does Buspar work?
Buspar is an antianxiety medication. It’s unclear how buspirone works, but it seems to affect chemicals in the brain that control mood and anxiety.
How do I take Buspar?
Buspar is typically taken by mouth twice daily up to a maximum dose of 60 mg/day.
Is it safe for me to take Buspar?
Buspar is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you.
Buspar Common Side Effects
Common side effects of Buspar include:
- Dizziness
- Drowsiness
- Nausea
- Headache
- Nervousness
- Feeling tired
- Dry mouth
- Trouble sleeping
- Lightheadedness
Buspar Serious Side Effects
Serious side effects are rare with Buspar. Contact your healthcare provider immediately if you experience any of the following. Serotonin syndrome: fast heart rate, fever, dizziness, sweating, shakiness, muscle stiffness, uncoordinated movement, seizures, hallucinations, coma
Effects of other drugs, drug classes and over-the-counter products on Buspar
The following medications may interact with Buspar:
- MAO inhibitors – It is recommended that Buspar not be used concomitantly with MAO inhibitors
- Haloperidol – In a study in normal volunteers, concomitant administration of Buspar and haloperidol resulted in increased serum haloperidol concentrations
- Substances that inhibit CYP3A4, such as ketoconazole or ritonavir, may inhibit Buspar metabolism and increase plasma concentrations of buspirone while substances that induce CYP3A4, such asdexamethasone or certain anticonvulsants (phenytoin, phenobarbital, carbamazepine), may increase the rate of Buspar metabolism
Who makes Buspar?
Bristol-Myers Squibb
Is Buspar safe in pregnancy?
It is not known if Buspar will harm your unborn baby. If you become pregnant while receiving Buspar, talk to your healthcare provider.













