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What is the fastest antibiotic for a UTI?

Published in UTI Treatment 1 min read

Based on the provided reference, Trimethoprim/ sulfamethoxazole (Bactrim/Septra/SXT) is one of the faster treatments for UTIs.

Here's a more detailed breakdown:

Faster UTI Treatment Option: Trimethoprim/Sulfamethoxazole

  • Effectiveness: Bactrim, Septra, or SXT can effectively treat UTIs with a three-day course involving two daily doses.
  • Increasing Resistance: However, it's important to note that Escherichia Coli (E. coli), the most common cause of UTIs, is increasingly resistant to sulfamethoxazole. This resistance might impact the treatment's effectiveness.

Therefore, while Trimethoprim/ sulfamethoxazole can be a fast-acting antibiotic for UTIs, its effectiveness depends on local resistance patterns of E. coli.