Sahayam J. SA, K. V. Efficacy of intranasal olopatidine hydrochloride as an add on therapy in mild to moderate allergic rhinitis. Int J Basic Clin Pharmacol [Internet]. 2021 Mar. 22 [cited 2025 Oct. 23];10(4):415-9. Available from: https://www.ijbcp.com/index.php/ijbcp/article/view/4593