Metformin-Induced Generalized Bullous Fixed-Drug Eruption with a Positive Dechallenge-Rechallenge Test: A Case Report and Literature Review

<div>Histopathology of fixed-drug eruption associated with metformin. The histopathologic feature shows vacuolar interface dermatitis, necrotic keratinocytes, and eosinophil infiltration.</div>

Case Reports in Dermatological Medicine

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Figure 2: Metformin-Induced Generalized Bullous Fixed-Drug Eruption with a Positive Dechallenge-Rechallenge Test: A Case Report and Literature Review 

Figure 2 | Metformin-Induced Generalized Bullous Fixed-Drug Eruption with a Positive Dechallenge-Rechallenge Test: A Case Report and Literature Review 