title: Metformin allergy.
abstract: Metformin is an important antidiabetic agent that is widely used for diabetic patients. Here, a case of metformin allergy, presenting with skin lesions, is reported.
authors.affiliation: Wiwanitkit House, Bangkhae, Bangkok, Thailand 101 60.
authors.forename: Viroj
authors.initials: V
authors.lastname: Wiwanitkit