I am a female 31 yrs old, From yesterday evening, I have severe pain in my back and abdominal areas, colour of urine was blood red for some time, after taking a lot of water with disodium hydrogen citrate the colour is now reduced, pain continues, Urine test conducted shows pus cells 1-3/hpf, epi cells 8-10/hpf and sugar 1% and other things normal/NIL. Kindly suggest