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Hypertension, PulmonaryPhase 1NCT00963027

Effect of Esomeprazole on the Pharmacokinetics of Oral Treprostinil

A Phase 1 study testing Treprostinil diethanolamine and Esomeprazole in people with Hypertension, Pulmonary and Pulmonary Arterial Hypertension, run by United Therapeutics at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to evaluate the effect of esomeprazole, a proton pump inhibitor, on treprostinil pharmacokinetics. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
What is being tested?
Treprostinil diethanolamine and Esomeprazole
Type of treatment
Pill or oral medicine
How many people
30 participants
Where
1 siteUnited States
Study dates
Sep 2009to Oct 2009
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Subject is healthy and between the ages of 18 and 55 years, inclusive, at Screening.
  • Female subjects must weigh between 45 and 100 kg, inclusive, with a BMI between 19.0-29.9 kg/m2, inclusive at Screening. Male subjects must weigh between 50 and 120 kg, inclusive, with a BMI between 19.0-32.0 kg/m2, inclusive at Screening.
  • Subject has a medical history, physical examination, vital signs, ECG and clinical laboratory results within normal limits or considered not clinically significant by the Investigator at Screening.

Who cannot join

  • Subject has any clinically relevant abnormality identified during the screening physical examination, 12-lead ECG, or laboratory examinations.
  • Subject has a history of anaphylaxis, a documented hypersensitivity reaction, or a clinically significant idiosyncratic reaction to any drug.
  • Subject has a clinically significant history of neurological, cardiovascular, respiratory, endocrine, hematological, hepatic, renal, gastrointestinal, genitourinary, pulmonary, and/or musculoskeletal disease; glaucoma; a psychiatric disorder, or any other chronic disease, whether controlled by medication or not.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • PPD Development

    Austin, Texas, 78744

Other trials in United States

About this study

Official title: An Evaluation of Single Dose UT-15C SR (Treprostinil Diethanolamine) Pharmacokinetics Following Repeated Dosing With the Proton Pump Inhibitor Esomeprazole in Healthy Adult Volunteers

The purpose of this study is to evaluate the effect of esomeprazole, a proton pump inhibitor, on treprostinil pharmacokinetics.

Read the detailed description

This open-label study will evaluate the effect of esomeprazole, a proton pump inhibitor, on treprostinil pharmacokinetics following a single 1 mg oral dose of UT-15C SR in healthy volunteers.

Being tested
Treprostinil diethanolamine, Esomeprazole
Keywords
Hypertension, Pulmonary, Treprostinil, Pharmacokinetics, Treprostinil Diethanolamine, Pulmonary Arterial Hypertension, Esomeprazole
Medical subject headings
Hypertension, Pulmonary, Pulmonary Arterial Hypertension

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Treprostinil diethanolamineDrug

    Also called UT-15C, UT-15C SR, Oral treprostinil

    Subjects will each receive a single 1 mg sustained release tablet of treprostinil diethanolamine by mouth immediately following breakfast before and after repeated daily dosing with esomeprazole.

  • EsomeprazoleDrug

    Also called Nexium

    Each subject will receive a single 40 mg capsule of esomeprazole by mouth in the morning for seven days.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Treprostinil pharmacokinetics in healthy volunteers following a single oral dose of a 1 mg treprostinil diethanolamine sustained release tablet before and after repeated dosing with esomeprazole.

    Measured: Within 10 minutes prior to through 36 hours post treprostinil diethanolamine dosing

  2. Adverse event monitoring

    Measured: Time Frame: From the first dose of treprostinil diethanolamine through study end (Study Day 9/10)

Secondary outcomes (1)
  1. Clinical laboratories

    Measured: Study Days 0 and 9

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Aug 2009 (estimated)
  2. Study startSep 2009
  3. Primary completionOct 2009
  4. Study completionOct 2009

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Intervention model
Crossover
Masking
None (open label)
Enrolment
30 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00963027
Sponsor's protocol ID
TDE-PH-116
Status last verified
Mar 2010
First submitted
19 Aug 2009
Last updated
8 Mar 2010
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Treprostinil diethanolamine and Esomeprazole in people with Hypertension, Pulmonary and Pulmonary Arterial Hypertension, run by United Therapeutics at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 Mar 2010. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Treprostinil pharmacokinetics in healthy volunteers following a single oral dose of a 1 mg treprostinil diethanolamine sustained release tablet before and after repeated dosing with esomeprazole. (time frame: Within 10 minutes prior to through 36 hours post treprostinil diethanolamine dosing). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Mar 2010; AzTrials last refreshed its copy on 8 Nov 2026.

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