U C, Galgatte, et al. “Preparation and Evaluation of Spray Dried Mucoadhesive Microspheres of Metoclopramide Hydrochloride for Nasal Delivery”. International Journal of Pharmaceutical Sciences and Nanotechnology(IJPSN), vol. 6, no. 1, May 2013, pp. 1994-07, doi:10.37285/ijpsn.2013.6.1.12.