Upper GI Handling of Branded vs. Generic Alendronate

This study has been completed.
Information provided by:
Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier:
First received: November 16, 2006
Last updated: NA
Last verified: November 2006
History: No changes posted

To compare upper GI handling of fosamax and generic, because the main AE profile of alendronate is before systemic absorption in the esophagus; differences could be relevant to the side effect profile.

Condition Intervention Phase
Drug: MK0217, alendronate sodium / Duration of Treatment: 1 Month
Drug: Comparator: Alendronate-Teva / Duration of Treatment: 1 Month
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Pharmacokinetics Study
Intervention Model: Crossover Assignment
Masking: Single Blind
Primary Purpose: Treatment
Official Title: A Randomized, Single-Blind Study to Evaluate Upper Gastrointestinal Handling of Branded Versus Generic Alendronate Tablets

Resource links provided by NLM:

Further study details as provided by Merck Sharp & Dohme Corp.:

Primary Outcome Measures:
  • Gamma camera imaging of tablet dissolution in oesophagus

Secondary Outcome Measures:
  • Gamma camera dissolution of tablets in stomach

Estimated Enrollment: 25
Study Start Date: December 2005

Ages Eligible for Study:   55 Years to 75 Years
Genders Eligible for Study:   Female
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Post-menopausal females aged greater 55 years
  • Prescribed alendronate 70 mg tablets for a therapeutic indication throughout the previous 3 months and expected to continue on this treatment for the duration of the study
  • Willing to abstain from alcohol for 24 hours before each dose and until the end of each study day
  • Willing to abstain from smoking for 24 hours before each dose and until the end of each study day

Exclusion Criteria:

  • History of drug hypersensitivity
  • Suffers from dysphagia, achalasia, or other conditions or medications affecting upper gastrointestinal motility
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00400530

Sponsors and Collaborators
Merck Sharp & Dohme Corp.
Study Director: Medical Monitor Merck Sharp & Dohme Corp.
  More Information

No publications provided

ClinicalTrials.gov Identifier: NCT00400530     History of Changes
Other Study ID Numbers: 2006_050
Study First Received: November 16, 2006
Last Updated: November 16, 2006
Health Authority: United Kingdom: Medicines and Healthcare Products Regulatory Agency

Additional relevant MeSH terms:
Bone Diseases, Metabolic
Bone Diseases
Musculoskeletal Diseases
Bone Density Conservation Agents
Physiological Effects of Drugs
Pharmacologic Actions

ClinicalTrials.gov processed this record on April 14, 2014