Renal- UTI's ============ þ Fluoroquinolone Resistance: - Resistance of coliforms is so high now (40-60%) that Dr. Hank Freedy of the Mercy Pharmacy (12/05) recommends using Bactrim instead of Cipro for Pyelo, and recommends adding a single daily dose of Gent prior to discharge, regardless of creatinine/renal function. - Usual dose of IV Bactrim is 300 mg for a 70 kg adult (based on trimethoprim component) BID þ Hemorrhagic Cystitis þ UTI Treatment - Daily cost of IV treatment [Mercy Pharmacy and Therapeutics Update, Jan/Feb 1998] + Unasyn $50.00 + Amp+Gent $3.75 + Bactrim $6.00 (8-10 mg/kg trimethoprim divided QID-BID; 80mg/5cc) + Rocephin $22.00 + Cipro $36.00 - Also note that only 75% of E. coli at Mercy is susceptible to Unasyn, compared to 90% for IV Bactrim - cost of PID treatment: + 14 days of Bactrim: <$20 + 7 days of Cipro (250 BID): $76 (June 2000); about $15 more for 500 BID - Oral cephalosporins have high relapse relase rate compared with Bactrim for UTI's. - Simple UTI: + Bactrim is better than all beta lactams + 3 days optimum to balance cure rate against side effects ref 1 [Norby 25] - Nursing home patient with UTI: worry about Cipro-resistant Pseudomonas. - The Australians use trimethoprim without sulfamethoxasole. - Position Statement on UTIs and Pyelo [Warren JW, Abrutyn E, Hebel JR, et al. Guidelines for antimicrobial treatment of uncomplicated acute bacterial cystitis and acute pyelonephritis in women Clin Infect Dis 1999; 29 745-58,] þ Pyelo: - Complicated Outpatient Pyelo: + quinolones more effective than Bactrim. quinolones get into prostate better than Bactrim + can treat initially with: ceftriaxone, Cefonicid 1g, or Gent 2 mg/kg then Bactrim or Noroxin 400 BID or Cipro 500 BID + With Pyelo, takes 3-4 days for sx including fever to go away. [Johnson JR, Lyons MFd, Pearce W, et al. Therapy for women hospitalized with acute pyelonephritis: a randomized trial of ampicillin versus trimethoprim-sulfamethoxazole for 14 days J Infect Dis 1991;163:325-30.] Abstract: + Seven days of Cipro better than two weeks of Bactrim [Talan DA, Stamm WE, Hooton TM, et al. Comparison of ciprofloxacin (7 days) and trimethoprim-sulfamethoxazole (14 days) for acute uncomplicated pyelonephritis pyelonephritis in women: a randomized trial. JAMA 2000;283:1583-90.] Abstract: þ Cranberry Juice and Lactobacillus -