Dong-A Pharm has launched a new advertisement campaign for its acne scar treatment product, 노스카나겔. The campaign features Ailee's Wonhee as the model and aims to target young consumers. 노스카나겔 has been the number one selling acne scar treatment product in Korea for 13 years, according to IQVIA standards. | Dong-A Pharm has launched a new advertisement campaign for its acne scar treatment product, 노스카나겔. The campaign features Ailee's Wonhee as the model and aims to target young consumers. 노스카나겔 has been the number one selling acne scar treatment product in Korea for 13 years, according to IQVIA standards.