NCT00765206

Brief Summary

Open-label randomized crossover design study. 60 participants will be evaluated on Day 1 to compare effects on stomach acid; 30 participants will continue treatment for 7 days and will have repeat evaluations at Day 7.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
60

participants targeted

Target at below P25 for phase_3

Timeline
Completed

Started May 2008

Shorter than P25 for phase_3

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 1, 2008

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2008

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2008

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

September 30, 2008

Completed
2 days until next milestone

First Posted

Study publicly available on registry

October 2, 2008

Completed
1.6 years until next milestone

Results Posted

Study results publicly available

April 30, 2010

Completed
Last Updated

March 11, 2015

Status Verified

February 1, 2015

Enrollment Period

3 months

First QC Date

September 30, 2008

Results QC Date

August 28, 2009

Last Update Submit

February 20, 2015

Conditions

Outcome Measures

Primary Outcomes (1)

  • Change From Baseline in Median 24-hour Intragastric pH on the 7th Day of Drug Administration

    The change from Baseline in median pH was calculated as: median pH on Day 7 minus median pH at Baseline. The pH scale ranges from 0 to 14. A pH of 7 is neutral. A pH less than 7 is acidic. A pH greater than 7 is basic.

    Baseline and 7 days

Study Arms (2)

Zegerid

EXPERIMENTAL

Omeprazole 20 mg /sodium bicarbonate 1100 mg over-the-counter (OTC) Capsule

Drug: Omeprazole/sodium bicarbonate

Prilosec

ACTIVE COMPARATOR

Omeprazole magnesium 20 mg OTC tablet

Drug: omeprazole magnesium (20 mg equivalent)

Interventions

Single dose of omeprazole/sodium bicarbonate per day for either 1 or 7 days.

Also known as: Zegerid
Zegerid

Single dose of omeprazole magnesium per day for either 1 or 7 days.

Also known as: Prilosec OTC Tablet
Prilosec

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Normal subjects who are 18-65 years of age.
  • Non-childbearing potential females or those using birth control.

You may not qualify if:

  • History of hypersensitivity, allergy or intolerance to omeprazole or other proton pump inhibitors
  • History of significant gastrointestinal disease
  • Any significant medical illness
  • Gastrointestinal disorder or surgery leading to impaired drug absorption
  • Currently using gastrointestinal medications

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Interventions

omeprazole, sodium bicarbonate drug combinationOmeprazole

Intervention Hierarchy (Ancestors)

2-PyridinylmethylsulfinylbenzimidazolesSulfoxidesSulfur CompoundsOrganic ChemicalsPyridinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsBenzimidazolesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-Ring

Results Point of Contact

Title
Senior Vice President, Global Clinical Development
Organization
Merck Sharp & Dohme Corp.

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
NONE
Intervention Model
CROSSOVER
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 30, 2008

First Posted

October 2, 2008

Study Start

May 1, 2008

Primary Completion

August 1, 2008

Study Completion

August 1, 2008

Last Updated

March 11, 2015

Results First Posted

April 30, 2010

Record last verified: 2015-02