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Dearborn, MI
A 35-year-old male asked:

Diagnosed cellulitis 3days ago.bactrim (sulfamethoxazole and trimethoprim) since then not resolvd.been like that 5days lump redness n pain bigger n more. should it be cut. no white head?

1 doctor answer1 doctor weighed in
Dr. Tanya Russo
Pediatrics 26 years experience
Treatment failure: Symptoms of an illness that will respond to a particular antibiotic usually start to improve within 3-4 days. Most physicians would consider this a treatment failure and either re-diagnose or treat with something else.
Last updated Aug 23, 2016

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