Cholestyramine compositions and method for treating biliary gastritis
Patent 4172120 Issued on October 23, 1979. Estimated Expiration Date: 
March 9, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 9, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3369944 3499960 3769399 Palatable cholestyramine coacervate compositions Preparation of enteric coated digestive enzyme compositions Patent #: 4079125 InventorsAssigneeApplicationNo. 05/884855 filed on 03/09/1978US Classes:424/78.12, Adsorbate or treating agent contains nitrogen424/43, EFFERVESCENT OR PRESSURIZED FLUID CONTAINING424/465, With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)424/500, Contains natural gums and resins424/501Contains solid synthetic resinExaminersPrimary: Fagelson, Anna P.Attorney, Agent or FirmInternational ClassesA61K 31/785 (20060101)A61K 31/74 (20060101) A61K 9/00 (20060101) A61K 9/20 (20060101) A61K 9/46 (20060101) Foreign Application Priority Data1977-03-10 GBAbstractA solid pharmaceutical composition comprising anhydrous cholestyramine, 0.6 to 1.7 parts by weight of low viscosity grade alginic acid/sodium alginate per weight of cholestyramine, the low viscosity grade alginic acid/sodium alginate having 0 to 75% of the acid groups neutralized, 0.1 to 0.3 parts by weight of citric acid per weight of sodium alginate, and sufficient sodium carbonate or bicarbonate mixtures thereof to neutralize the acid groups of the alginic and citric acids. The compositions may be used in the treatment of conditions associated with duodeno-gastric reflux of bile into the stomach.Other References
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