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An enteric coating is a polymer barrier applied to oral medication that prevents its dissolution or disintegration in the gastric environment. [1] This helps by either protecting drugs from the acidity of the stomach, the stomach from the detrimental effects of the drug, or to release the drug after the stomach (usually in the upper tract of the intestine). [2]
To measure the disintegration time of the tablet coating and the tablet core, automatic disintegration testers are used which are able to determine the complete disintegration process of a tablet by measuring the rest height of the thickness with every upward stroke of the disintegration tester basket.
The dissolution time can be modified for a rapid effect or for sustained release. Special coatings can make the tablet resistant to the stomach acids such that it only disintegrates in the duodenum, jejunum and colon as a result of enzyme action or alkaline pH. Pills can be coated with sugar, varnish, or wax to disguise the taste ...
Tablet "hardness", also called "breaking force", is tested to assure that the tablet's strength will survive all further processes, such as dedusting, coating and packaging. The hardness value of a tablet gives an early indication of the tablet's disintegration time.
PPI exist in the forms of oral enteric coated tablets or enteric granules capped within capsules. To ensure the effectiveness of the medication, patients should swallow the whole tablet. [ 62 ] They should not chew or cut the tablets, nor open the capsule and grind the granules. [ 62 ]
Enteric coated tablets are designed to dissolve in the intestine, not the stomach, because the drug present in the tablet causes irritation in the stomach. Administering medication rectally. The rectal route is an effective route of administration for many medications, especially those used at the end of life.
1. Eat Nutritious Foods. Your eating habits might be a little different during the winter, and in general, healthy eating can be harder. To avoid weight gain, aim for a balanced diet of nutritious ...
A Zydis tablet is produced by lyophilizing or freeze-drying the drug in a matrix usually consisting of gelatin. The resulting product is very lightweight and fragile, and must be dispensed in a special blister pack. Amipara et al., in their article "Oral disintirating tablet of antihypertensive drug" explain the technology's limitations: