Patent 7462628 was granted and assigned to Takeda Pharmaceutical Company on December, 2008 by the United States Patent and Trademark Office.
Preventives/remedies for voiding disturbance containing a compound having both of an acetylcholinesterase inhibitory action and an α1 antagonistic action which exhibits an excellent effect of improving the urinary function of the bladder (i.e., effects of improving urine flow rate and voiding efficiency) without affecting the urinary pressure or the blood pressure.