Vegetable Capsule Shell

In recent era, vegetable capsules are new approach which might be replace the usage of gelatin or nonvegetable capsules. Hydroxypropyl methyl cellulose (HPMC) is mainly used in manufacturing of such kind of capsule shell. HPMC is also used as viscolizing agent (thickening agent), coating polymer, bioadhesive, in solid dispersion to enhance solubility, binder in the process of granulation and in modified release formulations have been well documented. The aim of this review is to survey published literature on the vegetable capsule shells and resolve questions regarding their suitability as a replacement for hard gelatin capsules.