| http://www.w3.org/ns/prov#value | - The expanding agent may be any pharmaceutically acceptable non-toxic material which causes osmotic pressure within the polymer envelope such as a body fluid soluble, non-toxic compound such as, for example, a sugar or sugar derivative such as sucrose, fructose, dextrose, lactose, mannitol, and the like, a salt such as magnesium sulfate, sodium chloride, and the like, or other suitable compounds.
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