Method of treatment for mental disorders
The invention relates to a medicament or a method for treating mental disorders, in detail, ADHD comprising lurasidone, or a combination of lurasidone and a D 4 receptor agonist.
1. A method for improving attention function in schizophrenia and/or bipolar disorder which comprises administering a pharmaceutical composition comprising, as the sole active ingredient a therapeutically effective amount of lurasidone or a pharmaceutically acceptable acid addition salt thereof to a mammal in need thereof.
2. The method of claim 1 wherein the pharmaceutical composition is a tablet, wherein lurasidone or a pharmaceutically acceptable acid addition salt thereof is lurasidone hydrochloride and wherein the tablet is orally administered in a dosage of 20 mg to 160 mg per day.
3. The method of claim 1 wherein the attention function is attention function in bipolar disorder.
4. The method of claim 1 wherein the attention function is attention function in schizophrenia.
5. The method of claim 1 wherein improving attention function is one or more selected from the group consisting of improving impairment in continuous concentration, improving diminished rapid-reaction and improving reduced activity.
6. A method for improving attention function in schizophrenia and/or bipolar disorder which comprises administering a therapeutically effective amount of lurasidone or a pharmaceutically acceptable acid addition salt thereof as the sole active ingredient to a mammal in need thereof, wherein improving attention function is improving reduced activity.