Yes Nit-ac is good call Anna, other remedies come to mind, Arg-n, CanthBorax
, nat-mur.cann-s, can you tell us your food habits, do like spicy food or hot food, hot drinks, also when you say frequent urination, is the pain before or after or during urination. and how is the flow of urination, do you feel as if the bladder has not been emptied, still feeling a constant urge to urinate. smarting pain in the urinary opening and aching in the bladder, with a feeling that the urine is retained .or urge to urinate but has to strain (or even stand up and lean forward) to make it pass, A scalding sensation may be felt while the urine flows, with a feeling of straining afterward.