People with sulfa allergies often worry about getting the right antibiotics, especially when treating urinary tract infections (UTIs). This article dives into why sulfa allergies matter, how to spot safe alternatives, and which antibiotics are best for managing UTIs without sulfa. It covers practical tips, current evidence, and useful resources. If you've ever worried about a reaction to antibiotics, this helpful guide will show you what to ask at the pharmacy and how to get the right medicine for your situation.