Talk to Gynecologist on Urinary Inconsistency

A.o.a. I m married. shadi ko 8 month hoe. Pregnency ni hai abhi. 1 month se mjhe urine sirf jaan k sath araha tha or vagina k thori andr ithching thi. kafi med khai aram ni aya. 5 din plhe ultrasound k doran mene kafi pani piya or urine roka.usk bad ek din normal guzra lekin agle din urine buhut pain k sath or bar bar ane lg gye. urine k last me buhut pain hoti h. kafi med kha li hen mene ab tak Cranmax sachet, pain killer,anti bacterial med.aram ni aya.5 din me meri halat kharab hogai h. Abdomin pain ,back pain ,pelvic pain ,legs pain buhut hoa. Mera bladder wese bhi weak bhi shadi se phle ka weak tha . Agr me 1 se 2 glass pani pi loti to 2 se 3 ghente bar bar urine ata tha ...plz guide me kya reason hai is pain wale urine ki.