She has the signs of manic, depression and schizophrenia. She has also tried to commit suicide six times in six months. It is common for people to have psychotic episodes early in bipolar disorder that are mistaken for schizophrenia. With all of those suicide attempts and depressions, bipolar disorder is a real possibility. Other clues that would help are family history, depression without psychosis and whether she had friends before her severe illness.
Unipolar mania is unusual but it does happen.
The unipolar part is misleading because it still bipolar disorder. Unipolar manias generally respond to the same treatments as other manias. Also, it may be useful for tardive dyskinesia. Topimax has worked for some people as an add-on for depression or mania. One useful side effect is weight loss.