Abbas J, Bashir S, Samie M, Laghari S, Aman N, Jan HU, Nazir I, . Formulation and evaluation of a bilayer tablet comprising of diclofenac potassium as orodispersible layer and diclofenac sodium as sustained release core. Marmara Pharm. J 2017;  21(3):  707-716. http://dx.doi.org/10.12991/marupj.323595