There is a history of getting cronic cistitis infections. About 6 per year. Last time it took about 3 mths of profilactic treatment to be able to get rid of the infection, including intrevenous antibiotics. First time it was treated for a mth it seemed ok but echericha coli kept come back in the results . Treatment was resumed about 4mts. Was cistitis free for abot 6 mts. Got injection onFriday morning and Tuesday night got all of a sudden full blown cystitis symptoms. Pain and extreme burning sensation when urinating and also cannot hold urine. Unfortnately this happened when i was on the plane flying overseas.