Drug in bead form and process for preparing same

Details Drug in bead form and process for preparing same Drug in bead form and process for preparing same

B - Operations, Transporting

01

J

167/166, 167/253

B01J 13/02 (2006.01) A61K 9/50 (2006.01) A61K 9/52 (2006.01)

Patent

CA 1268710

ABSTRACT A bead of a drug such as ASA or acetaminophen formed from a small spheriodal seed particle of the drug or of an inert material coated with an adhesive and layers of drug particles likewise adhered by said adhesive, is provided. The beads may be rendered suitable for time release by coating a plurality of said beads. An 8-12% polyvinylpyrrolidone (PVP) solution may be used as the adhesive, the PVP complexing with ASA and acetaminophen to reduce irritation of the user. Additionally, a method for manu- facturing a drug in small beads having time release properties is also provided.

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