A Study To Investigate The Effectiveness Of AH234844 (Lavoltidine) Compared With NEXIUM And Ranitidine.

Current treatment for gastroesophageal reflux disease (GERD) confirms an unmet need in patients, based on slow onset of action and an inability to provide 24-hour gastric-acid suppression. Clinical data on AH234844 demonstrates a rapid onset of action, high potency, and prolonged duration of effect. The present study endeavors, in part, to compare lavoltidine to two GERD drugs, NEXIUM and...

Date First Received: November 27, 2006

Last Updated: June 21, 2007

Verified by: GlaxoSmithKline, June 2007

Clinical Trial Phase: Phase 1 | Start Date: April 2006

Overall Status: Completed

Estimated Enrollment: 92

Brief Summary

Official Title: “A Three-Part Study in Healthy Male Volunteers to Determine the Most Effective of Four Different Lavoltidine Doses on Gastric pH and to Compare the Most Effective Dose With NEXIUM (Esomeprazole) 40mg for the Inhibition of Gastric-Acid Secretion and With Ranitidine (300mg/Day) for the Amount of Pharmacodynamic Tolerance”

Condition Keyword(s):

Current treatment for gastroesophageal reflux disease (GERD) confirms an unmet need in patients, based on slow onset of action and an inability to provide 24-hour gastric-acid suppression. Clinical data on AH234844 demonstrates a rapid onset of action, high potency, and prolonged duration of effect. The present study endeavors, in part, to compare lavoltidine to two GERD drugs, NEXIUM and ranitidine.

Study Type: Interventional

Study Design: Diagnostic, Randomized, Double-Blind, Placebo Control, Crossover Assignment, Pharmacokinetics/Dynamics Study

Intervention(s) in this Clinical Trial

  • Drug: AH23844 (lavoltidine)
  • Drug: NEXIUM (esomeprazole)
  • Drug: ZANTAC (ranitidine)

Outcome Measures for this Clinical Trial

Primary Measures

  • pH over 24hours
    • Time Frame: over 24hours

Secondary Measures

  • %24 hours pH>4 Median gastric pH Adverse events
    • Time Frame: over 24 hours

Criteria for Participation in this Clinical Trial

Inclusion criteria:

  • Subject must have a Body Mass Index (BMI) from 19-30 kg/m2
  • Subject does not present with abnormal clinical lab findings
  • Subject is able to tolerate a nasogastric pH electrode.

Exclusion criteria:

  • Subject is Helicobacter-positive on a C13 urea breath test
  • Subject has a baseline median 24-hour gastric pH>3
  • For Part B of the study, subjects are CYP 2C19 poor metabolizers.

Gender Eligibility for this Clinical Trial: Male

Minimum Age for this Clinical Trial: 18 Years

Maximum Age for this Clinical Trial: 55 Years

Are Healthy Volunteers Accepted for this Clinical Trial?: Accepts Healthy Volunteers

Clinical Trial Sponsor Information

Lead Sponsor: GlaxoSmithKline

Overall Clinical Trial Officials and Contacts

GSK Clinical Trials, BSc(Hons) MB BS PhD FRACP Study Director GlaxoSmithKline  

Additional Information

Information obtained from ClinicalTrials.gov on August 20, 2008

Link to the current ClinicalTrials.gov record. http://clinicaltrials.gov/show/NCT00405119

Study ID Number: LAV104616

ClinicalTrials.gov Identifier: NCT00405119

Health Authority: Australia: Department of Health and Ageing Therapeutic Goods Administration

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