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Increasing antimicrobial resistance among uropathogens: Is fosfomycin the answer?
Asfia Sultan1, Meher Rizvi1, Fatima Khan1
1Department of Microbiology, Jawaharlal Nehru Medical College, Aligarh Muslim University, Aligarh, Uttar Pradesh, India.
Urology Annals
|February 7, 2015
Summary
Fosfomycin demonstrates high effectiveness against multi-drug-resistant bacteria causing urinary tract infections (UTIs). This antibiotic offers a promising solution where other treatments have failed, addressing the urgent need for new UTI therapies.
Area of Science:
- Microbiology
- Infectious Diseases
- Pharmacology
Background:
- Urinary tract infections (UTIs) are common, but antibiotic resistance limits treatment options.
- There is a critical need for novel antimicrobial agents to combat resistant UTI pathogens.
- Fosfomycin presents a potential alternative for managing UTIs.
Purpose of the Study:
- To evaluate the in vitro efficacy of fosfomycin against common UTI pathogens.
- To assess the susceptibility patterns of multidrug-resistant bacteria to fosfomycin.
- To compare fosfomycin's effectiveness with other antibiotics.
Main Methods:
- Analysis of 1840 urine samples over six months.
- Standard microbiological culture and sensitivity testing.
- Detection of specific resistance mechanisms: MRSA, HLAR, ESBL, AmpC, and MBL.
Main Results:
- Fosfomycin showed 100% effectiveness against MRSA, VRE, ESBL, and HLAR isolates.
- High susceptibility (99%) to fosfomycin was observed in AmpC-producing bacteria.
- Norfloxacin and cotrimoxazole exhibited poor efficacy against the tested isolates.
Conclusions:
- Fosfomycin is a highly effective antibiotic against multidrug-resistant UTI pathogens.
- It offers a valuable therapeutic option for complicated and resistant UTIs.
- Fosfomycin's broad spectrum and high efficacy address a significant clinical need.
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