... one 10m each morning and have a p.r.n. for a 5m as needed (as long as it's not taken within 8 hours of scheduled dose. I am plagued with spasms that are similar to labor pains that continue for almost a full day, no matter when I've taken the meds. Is there anything I can do to lessen the pain? (taking oxycodone doesn't help). Someone please help. My urologist has no answers