Tag: antibiotic allergy

Beta-Lactam Allergies: Penicillin vs Cephalosporin Reactions Explained
Beta-Lactam Allergies: Penicillin vs Cephalosporin Reactions Explained

Most people labeled penicillin-allergic aren't truly allergic. Learn how penicillin and cephalosporin reactions differ, why cross-reactivity is overblown, and how testing can get you back on the safest antibiotics.

Dec, 15 2025