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Research Journal of Pharmaceutical Dosage Forms and Technology
Year : 2019, Volume : 11, Issue : 1
First page : ( 1) Last page : ( 9)
Print ISSN : 0975-234X. Online ISSN : 0975-4377.
Article DOI : 10.5958/0975-4377.2019.00001.6

Tablet Coating Technique

Bhowmik Debjit1,*, Bhanot Rishab2, Kumar K. P. Sampath3

1Himachal Pharmacy College, Nalagarh, Himachal Pradesh

2Shaeed Bhagat Singh Polytechnic & Pharmacy College, Patti, Tarn Taran, Punjab

3Department of Pharmacy, Coimbatore Government Medical College, Coimbatore

*Corresponding Author E-mail: debjit_cr@yahoo.com

Online published on 16 March, 2019.

Abstract

Tablet coating is one of the oldest pharmaceutical processes still is existence. Coating is a process by which an essentially dry, outer layer of coating material is applied to the surface of a dosage form in order to confer specific benefits over uncoated variety. The basic principle of tablet coating is simple. Tablet coating is an application of coating composition to a moving bed of tablets with the concurrent use of heated air to facilitate evaporation of the solvent. The distribution of coating is accomplished by the movement of the tablets either coating pan. A film coating is a thin polymer-based coat applied to a solid dosage form such as a tablet. The thickness of such a coating is usually between 20–100 μm.

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Keywords

Evaporation, Temperature, Humidity.

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