Why Do We Use Tablet Coating?

What are capsules coated with?

The hard-shelled capsules are typically formed in two pieces that are then fastened together with the liquid and active ingredients in the middle.

Soft gel capsules are coated with a gelatin that consists primarily of a type of protein (usually derived from animals) that is easily digested in the intestinal tract..

What are the two types of tablets?

The various tablet types are described as follows:a. Compressed tablets.b. Sugar-coated Tablets.c. Film-Coated Tablets.d. Effervescent Tablets.e. Enteric-coated Tablets.f. Chewable Tablets.g. Buccal and Sublingual Tablets.

What is the function of coating?

A coating is a covering that is applied to the surface of an object, usually referred to as the substrate. The purpose of applying the coating may be decorative, functional, or both. The coating itself may be an all-over coating, completely covering the substrate, or it may only cover parts of the substrate.

What are the types of coating?

Coatings are specified as organic or inorganic according to the nature of their binder. Organic coatings are those that have an organic binder. Inorganic coatings are those that have an inorganic binder such as a silicate.

Why sugar coating is done?

The sugar coating is generally water-soluble making it easier to dissolve quickly when it comes into contact with any liquid medium such as gastrointestinal fluids. One purpose of the sugar coating is to protect the drug inside the tablet and act as barrier to external contaminants.

What does coated tablet mean?

An enteric coating is a polymer barrier applied to oral medication that prevents its dissolution or disintegration in the gastric environment. … Tablets, mini-tablets, pellets and granules (usually filled into capsule shells) are the most common enteric-coated dosage forms.

How many types of tablet coating are there?

two typesBroadly there are two types of coating that may be applied to pharmaceutical tablets – sugar coating and polymer film coating.

What are the advantages of tablet coating by compression method?

The easy process to improve such characteristics is to coat the tablet with suitable polymer which gives the tablet suitable color, odor, taste and gloss. Advantages: The tablets can be prevented from the erosion by the external environment with the help of coating.

What is the difference between coated and uncoated tablets?

Tablets can be either coated with a sugar or film coating, or uncoated. Uncoated tablets are rougher, may be more difficult to swallow, and often leave a bad taste in the mouth when swallowed. A coated tablet generally goes down easier and with less aftertaste. … Coated tablets are smooth, colored, and often shiny.

Why are some pills not coated?

The drugs which most commonly cause stomach ulcers like aspirin, diclofenac and naproxen are frequently available with enteric coatings. … When used for arthritis, it is very often given without an enteric coating so that it can be absorbed more quickly.

Why are ibuprofen tablets coated?

About 0.04% of drug was released in the acidic phase and 99.05% in the basic medium. These results reflect that ibuprofen can be successfully enteric coated in order to prevent its release in the stomach and facilitate rapid release of the drug in the duodenum, due to the presence of superdisintegrant.

What is meant by compression coating?

1. COMPRESSION COATING TABLET TECHNIQUE By Prashik M. … Compressioncoatedtablet It is a system in which the entire surface of an inner core is completely surrounded by the coat. These coats prevent drug release from the core until the polymeric or drug coat is entirely eroded, dissolved or removed.

What is coating pan?

Coating pans are used to form an aqueous or organic film around any kind of pellets and tablets or micro granules. These pans are also widely used to sugar-coat tablets. A coating pan is an essential requiremet in pharmaceutical applications.