| abstract |
The present invention relates to a mucosal bioadhesive sustained release carrier, as well as a method for preparing the same, comprising an active main ingredient, free of starch and lactose and capable of releasing the active main ingredient for a duration of at least 20 hours. This bioadhesive carrier contains a diluent, an alkali metal alkylsulfate, a binder, one or more bioadhesive polymers and one or more sustained release polymers. |