I hope that your doctor asked you many more questions to determine if you had
bipolar disorder than just about racing thoughts.
Bipolar disorder cannot and should not be diagnosed only on the basis of that. The three FDA-approved uses for Seroquel are for schizophrenia, bipolar disorder, and together with antidepressants in Major Depressive Disorder. I do know it is sometimes prescribed for people with the above disorders who have trouble sleeping, as it knocks you out pretty effectively.