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Bacterial prostatitis: new methods of treatment.
1Urology Section, William S. Middleton Memorial Veterans Hospital, Madison, Wisconsin.
Urology
|January 1, 1991
Summary
New fluoroquinolone antibiotics show promise for treating chronic bacterial prostatitis due to excellent prostate penetration and low minimum inhibitory concentrations (MIC). Further clinical trials are needed to confirm their effectiveness in patients.
Area of Science:
- Urology
- Infectious Diseases
- Pharmacology
Background:
- Chronic bacterial prostatitis treatment has historically yielded poor results.
- Poor drug penetration into prostatic tissue is a key challenge, influenced by factors like lipid solubility, ionization, protein binding, and pH gradients.
- Understanding drug pharmacokinetics within the prostate is crucial for effective treatment.
Purpose of the Study:
- To evaluate the theoretical efficacy of antimicrobial agents for chronic bacterial prostatitis.
- To assess the potential of new fluoroquinolones as an ideal treatment option.
Main Methods:
- Analysis of drug penetration into prostatic tissue and fluid.
- Evaluation of minimum inhibitory concentrations (MIC) against infecting organisms.
- Consideration of factors influencing drug efficacy, including pH, inoculum size, and prostatic fluid effects.
- Review of existing clinical studies and recommendation for prospective, randomized trials.
Main Results:
- Fluoroquinolones demonstrate excellent penetration into animal and human prostates.
- These agents exhibit very low MIC values for common prostatitis pathogens.
- Theoretical efficacy suggests fluoroquinolones are promising for chronic bacterial prostatitis.
Conclusions:
- Fluoroquinolones possess favorable pharmacokinetic properties for treating chronic bacterial prostatitis.
- Prospective, randomized clinical trials are essential to establish the definitive efficacy of fluoroquinolones in this condition.