Status:

COMPLETED

To Compare the Gastroprotective Effects and Pharmacokinetic Profile of PA Versus Enteric-Coated Aspirin

Lead Sponsor:

POZEN

Conditions:

Healthy

Eligibility:

All Genders

50-75 years

Phase:

PHASE1

Brief Summary

Primary: To compare the gastroprotective effects of a once-daily dose of PA 325 combination tablet combining 325 mg pH sensitive aspirin and 20 mg immediate release omeprazole versus a once-daily dose...

Detailed Description

PA 325 is proposed for the reduction in the risk of aspirin-associated gastrointestinal (GI) adverse events in patients requiring daily aspirin. This study is designed as a Proof of Concept study to e...

Eligibility Criteria

Inclusion

  • A subject will be eligible for inclusion in this study if all of the following criteria apply:
  • Subject is a male or non-pregnant female
  • Subject is 50-75 years of age
  • Subject does not currently smoke
  • Physical status within normal limits of age and consistent with observations at screening
  • BMI of 20-30 kg/m2
  • Female subjects are eligible for participation in the study if they are of:
  • Non-childbearing potential (i.e., physiologically incapable of becoming pregnant); or,
  • Childbearing potential, have a negative pregnancy test (urine) at screening, and at least one of the following applies or is agreed to by the subject:
  • Complete abstinence from intercourse for at least 14 days prior to first dose of study medication, throughout the study, and for 30 days after completion of the study
  • Female sterilization or sterilization of male partner; or,
  • Hormonal contraception by oral route, implant, injectable, vaginal ring; or,
  • Any intrauterine device (IUD) with published data showing that the lowest expected failure rate is less than 1% per year;
  • Double barrier method (2 physical barriers or 1 physical barrier plus spermicide); or
  • Any other method with published data showing that the lowest expected failure rate is less than 1% per year
  • Each subject must be able to understand and comply with study procedures required of a subject and is able and willing to provide written informed consent prior to any study procedures being performed

Exclusion

  • History of hypersensitivity to omeprazole or to another proton-pump inhibitor
  • History of allergic reaction or intolerance to aspirin or any NSAIDs and/or subject has a history of NSAID-induced symptoms of asthma, rhinitis, and/or nasal polyps
  • Participation in any study of an investigational treatment in the 4 weeks before Day 1 dosing
  • Presence of uncontrolled acute or chronic medical illness, e.g. gastrointestinal disorder, diabetes, hypertension, thyroid disorder, depression and/or infection that would endanger a subject if they were to participate in the study
  • Gastrointestinal disorder or surgery leading to impaired drug absorption
  • Evidence of uncontrolled, or unstable cardio- or cerebrovascular disorder, which in the investigator's opinion would endanger a subject if they were to participate in the study
  • Schizophrenia or bipolar disorder
  • Use of any concomitant medication not approved by the study physician during the washout period and during the study conduct
  • Serious blood coagulation disorder including use of systemic anticoagulants
  • Subjects who donated 50 to 499 mL of blood within 30 days and more than 499 mL within 56 days prior to dosing
  • Subjects who, through completion of the study, would have donated in excess of:
  • 500 mL of blood in 14 days;
  • 1,500 mL of blood in 180 days;
  • 2,500 mL of blood in 1 year.
  • Baseline endoscopy showing any gastric or duodenal mucosal abnormality (hemorrhages, ulcers or erosions)
  • Gastric pH \> 3 at screening
  • Screening laboratory value for ALT, AST \>2 times the upper limit of normal
  • Estimated creatinine clearance \< 30 ml/min
  • Other than noted specifically, any screening laboratory value that is clinically significant in the investigator's opinion and would endanger a subject if they were to participate in the study
  • History of hepatitis B or C, a positive test for hepatitis B surface antigen, hepatitis C antibody, a history of HIV infection, or demonstration of HIV antibodies
  • History of malignancy, treated or untreated, within the past 5 years, with the exception of successfully treated basal cell or squamous cell carcinoma of the skin
  • Subjects who have previously been a screen failure in this study
  • Subject has excessive alcohol use (\> 2 units per day on average; for example 2 bottles of beer, two glasses of wine, 2 ounces of liquor/spirits), or recent history (in the past 3 months) suggestive of alcohol or drug abuse or dependence.
  • Subject has ingested grapefruit or grapefruit juice within 10 days of dosing or will ingest grapefruit or grapefruit juice during the duration of the study.
  • Positive illicit drug screen

Key Trial Info

Start Date :

November 1 2006

Trial Type :

INTERVENTIONAL

End Date :

January 1 2007

Estimated Enrollment :

80 Patients enrolled

Trial Details

Trial ID

NCT00442052

Start Date

November 1 2006

End Date

January 1 2007

Last Update

March 1 2007

Active Locations (2)

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Page 1 of 1 (2 locations)

1

POZEN

Chapel Hill, North Carolina, United States, 27517

2

MDS Pharma Services

Montreal, Quebec, Canada, H4R2N6