I had recurrent uti past 3 months. I take many amount of antibiotics. Then it go away. I take niftran antibiotics still now (long term course. Last 1 month ago I was suffer vaginal burning pain .still it constant. Dr. Suggest cansoft cl insert in vagina for 5 nights. 3 nights I inserted it but burning or inflammation not go away. I have no bleeding after sex nor any kind of bleeding in vagina. Only periods came per months. Pap test and colposcopy can be necessary for that? What should I do please suggest.