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Paul Ehlers, MD, MS Profile picture
Paul Ehlers, MD, MS
@pfehlers
Junior medical toxicology fellow @toxikonchicago. Trained @UCSFDEM ‘22, @WakeForestMed MD '18, @TulaneMedicine MS Pharmacology '13, & @WSUPullman Coug forever!
Mar 14, 2019 • 16 tweets • 5 min read
1/
 Sulfa allergy - the second most common I see behind PCNs. Sulfonamides run the gamut from sumatriptan to furosemide to everyone's favorite, sulfamethoxazole (SMX). Is an allergy to one really a contraindication to the rest? My first #tweetorial! @tony_breu @medicalignorome 2/
 First, we have to know what a sulfonamide IS. Basically, it's any drug containing the sulfonamide moiety R-SO2-N-R'R". See below for the generic structure.