Nadia Sultan, Waqas Cheema, Taimoor Hashmi, Asad Ali Ch, Saima Rehman, Ghazala Butt. To compare the added effectiveness of ketotifen along with traditional H1 anti histamines for the symptomatic improvement of chronic idiopathic urticaria. J Pak Assoc Dermatol [Internet]. 2022Mar.29 [cited 2026Feb.26];31(4):665-71. Available from: https://www.jpad.com.pk/index.php/jpad/article/view/1883