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Details for Patent: 5,456,925

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Summary for Patent: 5,456,925

Title: Pharmaceutical compositions containing furan derivatives
Abstract:The invention relates to a pharmaceutical composition in solid unit dosage form adapted for oral administration, comprising a salt formed between ranitidine and a complex of bismuth with a carboxylic acid selected from tartaric acid and citric acid together with an alkaline salt. For example the composition is in tablet form and comprises ranitidine bismuth citrate and sodium carbonate. The composition shows improved disintegration and/or dissolution.
Inventor(s): Smith; Norman R. (London, GB2), Heppenstall; Colin R. (Bishops Stortford, GB2), Douglas; Stephen J. (St. Albans, GB2)
Assignee: Glaxo Group Limited (Middlesex, GB)
Application Number:08/215,658
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 5,456,925

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9019875Sep 11, 1990

International Patent Family for Patent: 5,456,925

Country Document Number Publication Date Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office0558779Sep 08, 1993
Israel99428Aug 18, 1992
Australia8375791Mar 19, 1992
Norway179694Aug 26, 1996
United Kingdom2248185Apr 01, 1992
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Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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