Terbinafine Induced Stevens Johnson Syndrome Toxic Epidermal Necrolysis Overlap Syndrome

SJS-TEN overlap syndrome is a very rare but severe cutaneous adverse drug reaction that is caused by terbinafine administration. The patient was suffering from vulvovaginal for which she was consuming terbinafine which led to the occurrence of cutaneous eruptions, across the right and left lower limbs, face, upper limbs, chest, back, arms, and abdomen, affecting almost the entire body covering 10- 30% of the body surface which makes it to fall under the category of SJS-TEN overlap syndrome. Although considered safe terbinafine may lead to such severe adverse drug reactions, proper precautions need to be taken while prescribing it. Avoid the drug in patients with a history of any drug reactions. The main goal of this case report is to bring awareness among healthcare professionals, and to make them vigilant against such severe cutaneous drug reactions caused by terbinafine.