Tablet coating is a process of applying a layer of polymer over rotating tablets in a coating pan. A coating suspension of polymer with other excipients in a suitable solvent is prepared and is applied over the rotating bed of tablets in the form of fine droplets after automization using compressed air. Heat is continually … Read more
Tablet coating defects or problems observed during tablet coating is a very important topic & in this article, we will discuss tablet sticking and picking,which are one of the most common defects observed during tablet coating operation.We will also discuss why sticking & picking defects occur and what is the possible solution to solve these … Read more
Enteric coating is a process in which a layer of polymer is applied to the oral solid dosage forms to protect the drug release in the acidic environment of the stomach and to release the drug in alkaline pH in the small intestine. Meant By Enteric Coating? One commonly asked question is what is the … Read more
Tablet coating is a process in which a thin layer of polymer is deposited over a core tablet and the weight gain of the film may vary from 1-5 % for film coating to 10-12% for enteric coating. Sugarcoating is also a type of coating but in sugar coating instead of a polymer layer, we … Read more
The application of a layer of sugar or sucrose over the core tablet is known as sugar coating. Sugar coating is applied over tablets for several reasons and most important is to mask the taste. It is the oldest technique of coating used in pharmaceutical industries. Sugar coating is a multistage process and is a … Read more
There are different parameters which may affect the coating process. These parameters do not remain constant during all coating process and remain changing from time to time…
The coating is a process in pharmaceutical industries in which a layer of polymer or film former is applied to the tablets. The coating is an old technique derived from the confectionery industries…