1. Jadhav K, Gambhire M, Shaikh I, Kadam V, Pisal S. Nasal drug delivery system-factors affecting and applications. Curr Drug Ther. 2008;2(1):27–38.
2. Keller LA, Merkel O, Popp A. Intranasal drug delivery: opportunities and toxicologic challenges during drug development. Drug Deliv Transl Res [Internet]. 2021 [cited 2021 Oct 10];1–23. Available from: https://link.springer.com/article/10.1007/s13346-020-00891-5.
3. Small P, Keith PK, Kim H. Allergic rhinitis. Allergy, Asthma Clin Immunol [Internet]. 2018 [cited 2021 Oct 10];14(2):1–11. Available from: https://aacijournal.biomedcentral.com/articles/10.1186/s13223-018-0280-7.
4. Rudack C. Actual therapeutic management of allergic and hyperreactive nasal disorders. GMS Curr Top Otorhinolaryngol Head Neck Surg [Internet]. 2004 [cited 2021 Oct 10];3:Doc04. Available from: /pmc/articles/PMC3199794/.
5. Sur DKC, Plesa ML. Treatment of allergic rhinitis. Am Fam Physician [Internet]. 2015 [cited 2021 Oct 10];92(11):985–92. Available from: www.aafp.org/afp.