My all test are normal kidney test ,urine test all reports are normal but still i faceing this problem i started getting medicine solifenacin 5 mg(for 1month) twice daily(i get it 2days ) when i started using this medicine everytime i feels like  urine in my lower of the penis.than but when i go to urine urine comes little bit not too much everytime. Every 1.15 hour i goes to urination. My college Letures is about 2hours daily I can't attend Letures properly please help what i do ?