“…These drugs include glycocorticoids, anabolic steroids, danazol, testosterone, progestogens, thyroid hormones, halogenated derivatives (iodine, bromine, fluoride and chlorine), vitamin B12, antibiotics (tetracycline and streptomycin), antituberculosis drugs (isoniazid), lithium carbonate, antiepileptic drugs (phenobarbital and hydantoin derivatives), cyclosporin A, antimycotics, gold salts, isotretinoin, clofazimine and epidermal growth factor receptor inhibitors (cetuximab, gefitinib and erlotinib), among others. [12][13][14][15] The patient in question denied having used any other topical or systemic facial medication at that time with the exception of interferon, which she was taking to treat multiple sclerosis.…”