Originally posted on The Global Innovations:
The permeability of mucous membranes provides a convenient route for the systemic delivery of new and existing therapeutic drugs. Drug delivery through various mucosal surfaces may improve bioavailability by bypassing the first-pass effects and avoiding the elimination of the drug within the gastrointestinal (GI) tract.
Transmucosal drug delivery is being considered as an attractive delivery route for new and existing drug compounds, some of which are only available today through parenteral delivery. Of the various sites available for transmucosal drug delivery, the buccal mucosa and the sublingual area are the best suited sites for local as well as systemic delivery of drugs due to their physiological features.
For compromised patient populations in which swallowing is difficult or the potential choking hazard is present, a buccal delivery device presents an effective dosage format with rapid onset and improved bioavailability compared to other oral formats. A number of buccal products are emerging for…
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