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Healthy Adult SubjectsPhase 1NCT01366378

Effect of Cimetidine on the Single-Dose PK of IV- Administered MNTX

A Phase 1 study testing methylnaltrexone in people with Healthy Adult Subjects, run by Bausch Health Americas, Inc. 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

This open-label study assesses the single-dose pharmacokinetics of intravenously-administered MNTX in healthy adult male and female subjects in the absence of, and in the presence of, orally-administered cimetidine. Read more about this study

Who is it for?
Ages 18 to 45 yearsHealthy volunteers can take part
Conditions the study is for
Healthy Adult Subjects
What is being tested?
methylnaltrexone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
18 participants
Where
1 siteUnited States
Study dates
Jan 2007to Feb 2007
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 45 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Healthy males and females between the ages of 18 and 45
  • Subjects who are non-smokers
  • Subjects with body weights with range of 154-220 lbs.

Who cannot join

  • Females who are pregnant or lactating
  • Subjects with a history of any clinically significant disease or condition affecting a major organ system
  • Subjects with ECG abnormalities
  • Subjects who have tested positive for hepatitis B, hepatitis C or HIV
  • Subjects who have had a diagnosis of alcohol or substance dependence with the past 12 months
  • Subjects with positive urine results for drugs of abuse.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Progenics Pharmaceuticals, Inc.

    Tarrytown, New York, 10591

Other trials in United States

About this study

Official title: A Phase 1, Open-Label, Study of the Effect of Cimetidine, a Known Inhibitor of Active Renal Secretion, on the Single-Dose Pharmacokinetics of Intravenously-Administered Methylnaltrexone in Healthy Adults

This open-label study assesses the single-dose pharmacokinetics of intravenously-administered MNTX in healthy adult male and female subjects in the absence of, and in the presence of, orally-administered cimetidine.

Being tested
methylnaltrexone

What participants receive

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

  • methylnaltrexoneDrug

Study groups in NCT01366378
Study groupRoleWhat they receive
Arm 1Experimentalmethylnaltrexone (MNTX)
Receives: Drug: methylnaltrexone

What is being measured

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

  1. Peak plasma concentration (Cmax) of MNTX prior to and following multi-dose cimetidine regimen

    To assess the potential effects of cimetidine on the pharmacokinetics of MNTX

    Measured: 7 days

Secondary outcomes (5)
  1. Area under the plasma concentration (AUC) of MNTX prior to and following a multi-dose cimetidine regimen

    To assess the potential effects of cimetidine on the pharmacokinetics of MNTX

    Measured: 7 days

  2. Half-life of MNTX prior to and following a multi-dose cimetidine regimen

    To assess the potential effects of cimetidine on the pharmacokinetics of MNTX

    Measured: 7 days

  3. Clearance (both total and renal)of MNTX prior to and following a multi-dose cimetidine regimen

    To assess the potential effects of cimetidine on the pharmacokinetics of MNTX

    Measured: 7 days

  4. Volume of distribution of MNTX prior to and following a multi-dose cimetidine regimen

    To assess the potential effects of cimetidine on the pharmacokinetics of MNTX

    Measured: 7 days

  5. Number of subject with adverse events as measured before, during, and after administration of cimetidine

    To assess the potential effects of cimetidine on safety, and tolerability of MNTX

    Measured: 7 days

Timeline

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

  1. First posted6 Jun 2011 (estimated)
  2. Study startJan 2007
  3. Primary completionFeb 2007
  4. Study completionFeb 2007

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
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
18 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01366378
Sponsor's protocol ID
MNTX 1304
Status last verified
Nov 2019
First submitted
27 May 2011
Last updated
27 Nov 2019
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing methylnaltrexone in people with Healthy Adult Subjects, run by Bausch Health Americas, Inc. 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 6 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 27 Nov 2019. 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?

Peak plasma concentration (Cmax) of MNTX prior to and following multi-dose cimetidine regimen (time frame: 7 days). 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 27 Nov 2019.

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