I used to be a continence nurse. Have you been referred to your local continence service, you can self refer in alot of areas.
Urge incontinence tips,
When you are at home try to hold off passing urine as long as possible, look up bladder retraining.
Keep your bowel movements regular, constipation effects your bladder.
Avoid caffeine, fizzy drinks, citrus juice, blackcurrant squash, green tea and booze. (Little evidence on the blackcurrant it has worked for some.
Drink enough throughout the day, look up a weight to fluid intake matrix for the recommended amount.
Pelvic floor exercises, the continence service should be able to assess but if not a womens physio can.
Try the drugs again, some people find taking half doses twice a day improved dryness.
Ate your hormones effecting it, contraception, worse when due period.
Rule out urine infections.
Have you had any bladder function tests?
If you get no help there are private continence professionals you can see who are very good.
No one should suffer with continence issues.