Tablets and capsules are often coated for various reasons such as to improve their appearance or to make them easier to swallow. Coatings also play an important role in maintaining drug stability, activity, and effectiveness. This article reviews the benefits of solvent-free processes and techniques specifically optimized for coating new dosage forms such as orally disintegrating granules (ODGs).
(Article written by Dr. Detlev Haack and Dr. Martin Koeberle, published in Pharmaceutical Technology Europe, November 2013, vol 25, no. 11, pp 23-25, 38)