Method and composition of reducing pain
Patent 4316888 Issued on February 23, 1982. Estimated Expiration Date: 
April 15, 2000. 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.
April 15, 2000. 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 2934472 3108041 3140978 3427379 3767794 3919237 InventorAssigneeApplicationNo. 06/140493 filed on 04/15/1980US Classes:424/602, Calcium containing424/606, Sodium containing or fluorine containing424/687, Calcium carbonate424/715, Carbonate424/722, Alkali metal or alkaline earth containing514/289, Two of the cyclos share at least three ring members (i.e., bridged) (e.g., morphinans, etc.)514/63Silicon containing DOAIExaminersPrimary: Waddell, Frederick E.Attorney, Agent or FirmInternational ClassesA61K 33/06 (20060101)A61K 31/485 (20060101) AbstractA method for temporarily reducing pain in animals including humans, and especially pain associated with gastrointestinal dysfunction, by administering to an animal having pain an effective, pain reducing amount of dextromethorphan, preferably as the hydrobromide.Other References
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