Details for Patent: 6,340,695

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Summary for Patent: 6,340,695

Title:	Rapid onset formulation
Abstract:	Provided herein is a novel enterically-coated pyridoxine HCl and doxylamine succinate rapid onset formulation comprising a disintegrating agent such that the following dissolution profiles are satisfied when measured in 1000 ml phosphate buffer at pH 6.8 and 37.degree. C. in a type 2 dissolution apparatus at 100 rpm: (a) at least about 40% of the total pyridoxine HCl and doxylamine succinate is dissolved after 30 minutes of measurement; (b) at least about 70% of the total pyridoxine HCl and doxylamine succinate is dissolved after 60 minutes of measurement; (c) at least about 80% of the total pyridoxine HCl and doxylamine succinate is dissolved after 90 minutes of measurement; (d) at about 90% of the total pyridoxine HCl and doxylamine succinate is dissolved after 120 minutes of measurement. Preferably the formulation will contain a core coated with at least one enteric coating, the core comprising pyridoxine HCl, doxylamine succinate and the following non-active excipients: a filler or binder, a disintegrating agent, a lubricant, a silica flow conditioner and a stabilizing agent.
Inventor(s):	Gervais; Eric (Laval, CA)
Assignee:	Duchesnay Inc. (Laval, CA)
Application Number:	09/885,051
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 6,340,695
Patent Claim Types: see list of patent claims	Formulation; Compound; Device; Composition; Use;

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