Patent ID: 7198803

Claim:
A method of treating pollakiuria or urinary incontinence in a human subject comprising orally administering a controlled release oral preparation with a solid dosage form containing an effective amount of 2-amino-3-cyano-5-(2-fluorophenyl)-4-methylpyrrole as an active ingredient to the subject, where the preparation exhibits a release ratio of the active ingredient of 0 to 70% by weight after 1 hour, 0 to 80% by weight after 2 hours, 5 to 95% by weight after 4 hours, 10 to 100% by weight after 8 hours, 20 to 100% by weight after 12 hours and 50 to 100% by weight after 24 hours in a dissolution test as directed in Method 2 under the 13 th Japanese Pharmacopoeia, wherein the preparation is placed in 900 mL of purified water and stirred with a paddle at a rotation speed of 50 rpm.