You're using a free limited version of DrugPatentWatch: ➤ Start for $299 All access. No Commitment.

Last Updated: April 4, 2026

Claims for Patent: 5,456,925

✉ Email this page to a colleague

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):	Norman R. Smith, Colin R. Heppenstall, Stephen J. Douglas
Assignee:	Glaxo Group Ltd
Application Number:	US08/215,658
Patent Claims:

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.