The Ultimate Guide To sustained release and controlled release formulation slideshare
Emulsification: Step by step incorporate the heated aqueous stage in to the melted stearic acid with continual stirring. Proceed mixing till the emulsion is formed.Ointments are oil-primarily based semisolid formulations where the base is normally anhydrous and immiscible with pores and skin secretions. They're product of lower than twenty% water a