Details for Patent: 8,258,139

Title:	Method of treatment for mental disorders
Abstract:	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.sub.4 receptor agonist.
Inventor(s):	Ikeda; Kazuhito (Osaka, JP), Ishiyama; Takeo (Osaka, JP)
Assignee:	Dainippon Sumitomo Pharma Co., Ltd. (Osaka, JP)
Filing Date:	May 23, 2011
Application Number:	13/113,703
Claims:	1. A method for treating ADHD which comprises administering 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 treating ADHD is improving attention function in ADHD. 3. A method for treating ADHD which comprises administering a therapeutically effective amount of lurasidone or a pharmaceutically acceptable acid addition salt thereof and a therapeutically effective amount of a D.sub.4 receptor agonist to a mammal in need thereof. 4. The method of claim 3 wherein treating ADHD is improving attention function in ADHD. 5. The method of claim 3 or 4 wherein the D.sub.4 receptor agonist is one or more medicaments selected from the group consisting of PD-168077, ABT-724, ABT-670, F-15063, A-412997, FAUC-327, Ro-10-5824, CP-226269, PIP-3EA, FAUC-299, FAUC-316, FAUC-179, FAUC-356, FAUC-312, A-369508, and pharmaceutically acceptable salts thereof.