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Disintegration testing for orally disintegrating tablets (ODTs): An overview


Rawan SM Bafail

Abstract

Prescribing orally disintegrating tablet (ODT) dosage form is a common practice. For several populations, including geriatrics and pediatrics, ODTs are one of the most desired dosage forms. They are solid dosage forms designed to disintegrate or dissolve very quickly in contact with saliva as soon as they are placed in oral cavity of a patient. According to United States Pharmacopeia (USP), every dosage form has to pass some quality control tests to ensure uniformity and performance of this dosage form. For ODTs, disintegration test is fundamental to ascertain time required for tablets to break down and release their contents for dissolution and absorption. Additionally, it is a crucial predictive test for determining in vitro/in vivo association. There are no mandatory universal disintegration testing standards for ODTs, however, as stated in the USP. Instead, recent USP refers to individual manufacturer monograph specifications which may vary from one monograph to another. This article discusses several developed disintegration tests and methods for ODTs such as OD-mate testing, basket rack assembly, CCD camera, texture analyzer (TA), special disintegration equipment, prototype disintegration tester (PDT), simple approach, and modified wetting test and elaborates on their advantages and disadvantages.


Journal Identifiers


eISSN: 1596-9827
print ISSN: 1596-5996