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Claims for Patent: 5,629,297

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Claims for Patent: 5,629,297

Title: Medicament for treating gastrointestinal disorders
Abstract:The use is described of both (i) ranitidine bismuth citrate and (ii) one or more Helicobacter pylori-inhibiting antibiotics in treating or preventing gastrointestinal disorders. Pharmaceutical compositions containing both (i) and (ii) and methods for the preparation of pharmaceutical compositions containing (i) and (ii) are also described.
Inventor(s): McColm; Andrew A. (Greenford, GB)
Assignee: Glaxo Group Limited (GB)
Application Number:08/462,584
Patent Claims: 1. A method for treating gastrointestinal disorders caused or mediated by H. pylori infections in humans or animals which comprises administering to a human or animal in need thereof an amount of ranitidine bismuth citrate effective against H. pylori in combination with a pharmaceutically acceptable carrier and an amount of clarithromycin effective against H. pylori in combination with a pharmaceutically acceptable carrier, said ranitidine bismuth citrate and said clarithromycin being administered in relative amounts such that the combination provides a greater than additive effect, said administration being concurrent or nonconcurrent.

2. A method according to claim 1 wherein the gastrointestinal disorder treated is a non-ulcerative one.

3. A method according to claim 1 wherein the gastrointestinal disorder treated is gastritis, non-ulcer dyspepsia, esophagal reflux disease or gastric motility disorder.

4. A method according to claim 1 wherein the gastrointestinal disorder treated is peptic ulcer disease.

5. A method according to claim 1 wherein from 150 mg to 1.5 g of ranitidine bismuth citrate is administered one to four times per day.

6. A method according to claim 5 wherein from 200 to 800 mg of ranitidine bismuth citrate is administered one to four times per day.

7. A method according to claim 1 wherein the administration is concurrent.

8. A method according to claim 7 wherein the ranitidine bismuth citrate and the clarithromycin are administered within one hour of each other.

9. A method according to claim 8 wherein the ranitidine bismuth citrate and the clarithromycin are administered within five minutes of each other.

10. A method according to claim 1 wherein the administration of the ranitidine bismuth citrate and the administration of the clarithromycin are both oral.

11. A method according to claim 1 wherein the ranitidine bismuth citrate is administered orally and the clarithromycin is administered parenterally.

12. A method according to claim 1 wherein the ranitidine bismuth citrate and the clarithromycin are both contained in a twin pack dispenser prior to administration to the human or animal.

13. A method according to claim 1 wherein the administration is nonconcurrent.

14. A method according to claim 1 wherein the ranitidine bismuth citrate is administered for four to eight weeks and the clarithromycin is administered for one to two weeks.
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