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Delayed-type drug eruption to phenazopyridine (pyridium) confirmed with patch testing. | LitMetric
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Delayed-type drug eruption to phenazopyridine (pyridium) confirmed with patch testing.

Winnie W Y Yeung Christina S M Wong Wai-Yan Leung Philip H Li

Asia Pac Allergy

Division of Rheumatology & Clinical Immunology, Department of Medicine, Queen Mary Hospital, The University of Hong Kong, Hong Kong.

Published: January 2022

Delayed hypersensitivity reaction of penicillin is commonly seen, but never reported in pyridium. This case illustrates a patient with delayed hypersensitivity reaction after the use of augmentin and pyridium. Skin patch test, surprisingly, confirmed pyridium delayed hypersensitivity.

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 Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8819419PMC
http://dx.doi.org/10.5415/apallergy.2022.12.e10DOI Listing

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