text: Preventative measures to avoid<unk>  include the measures for preventing a urinary tract infection which include voiding after intercourse, use of barrier contraception, increasing fluid intake and frequency of urination, cleaning the urethral meatus after intercourse and use of estrogen (among postmenopausal women). Single-dose prophylactic antimicrobial therapy prior to sexual intercourse may be administered to patients who have recurrent episodes of cystitis that are associated with sexual activity. Prevention of recurrence of cystitis may also be helpful in preventing development of<unk> .
option_0: Pyelonephritis primary prevention
option_1: Pyelonephritis secondary prevention
option_2: Pyonephrosis secondary prevention
option_3: Kidney stone primary prevention
option_4: Pyelonephritis medical therapy
option_5: Interstitial nephritis secondary prevention
option_6: Renal papillary necrosis primary prevention
option_7: Pyonephrosis medical therapy