| abstract |
A mixture of a compound represented by the following formula (I), a salt thereof, a solvate thereof, or a prodrug thereof, or a diastereomer thereof at an arbitrary ratio, or a cyclodextrin inclusion compound thereof, For example, it is effective for a low-activity bladder. In addition, the compound of the present invention has a small risk of side effects of urinary, circulatory, and digestive systems, and also exhibits excellent pharmacokinetic properties such as oral absorption. From the above, the compounds of the present invention are useful as preventive, therapeutic and / or symptom improvement agents of very excellent low activity bladder. In the above formulas, all symbols are as described in the specification. |