Get emergency medical help if you have any signs of an allergic reaction to buspirone: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
chest pain;
shortness of breath; or
a light-headed feeling, like you might pass out.
Common buspirone side effects may include:
headache;
dizziness, drowsiness;
sleep problems (insomnia);
nausea, upset stomach; or
feeling nervous or excited.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Buspirone side effects (more detail)
