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Huntington DiseasePhase 1NCT01602900

Healthy Volunteer Positron Emission Tomography (PET) Brain Occupancy Study of a Phosphodiesterase 4 (PDE4) Inhibitor in Huntington's Disease

A Phase 1 study testing GSK356278 and Rolipram in people with Huntington Disease, run by GlaxoSmithKline at 2 sites in United Kingdom.

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 study will investigate if a new experimental drug to treat Huntington's Disease gets into the brain. If it does get into the brain the study will explore the relationship between the amount of drug in the brain and the amount of drug in the blood. The study will involve healthy male volunteers. Read more about this study

Who is it for?
Ages 22 to 55 years, men onlyHealthy volunteers can take part
Conditions the study is for
Huntington Disease
What is being tested?
GSK356278 and Rolipram
Could I receive a placebo?
No, everyone receives an active treatment
How many people
8 participants
Where
2 sitesUnited Kingdom
Study dates
22 Nov 2011to 12 Apr 2012
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 22 to 55 years
  • Men only
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Healthy male volunteer, aged 22-55 years.
  • Normal blood pressure, laboratory values, and body mass index
  • Willing to agree to study procedures \& contraception requirements
  • Capable of giving written informed consent

Who cannot join

  • Any evidence of disease that would preclude participation in the clinical study (includes sexually transmitted diseases, exessive alcohol consumption, and substance abuse).
  • Previously involved in another clinical trial within 3 months prior to scheduled administration of study drug
  • Smoker
  • Suffers from claustrophobia
  • Any contraindications for MRI scanning (e.g. pacemaker, metal implants or fillings)

Trial locations and contacts

2 sites in 1 country.

United Kingdom2 sites
  • GSK Investigational Site

    London, NW10 7EW

  • GSK Investigational Site

    London, W12 ONN

Other trials in United Kingdom

About this study

Official title: An Open Label Positron Emission Tomography Study in Healthy Male Subjects to Investigate Brain PDE4 Engagement, Pharmacokinetics and Safety of Single Oral Doses of GSK356278, Using 11C-(R)-Rolipram as a PET Ligand(s)

This study will investigate if a new experimental drug to treat Huntington's Disease gets into the brain. If it does get into the brain the study will explore the relationship between the amount of drug in the brain and the amount of drug in the blood. The study will involve healthy male volunteers.

Read the detailed description

This is an open label, non-randomized, adaptive design PET occupancy study in healthy adult males. The primary aim of this study is to describe the relationship between plasma concentrations and brain PDE4 occupancy of GSK356278 over time. Up to 24 healthy volunteers may be administered single doses of GSK356278 in order to obtain 12 evaluable complete data sets of occupancy estimates. This study will help to optimize the dose selection for future clinical studies with GSK356278.

Being tested
GSK356278, Rolipram
Medical subject headings
Huntington Disease

What participants receive

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

  • GSK356278Drug

    Investigational Medicinal Product

  • RolipramDrug

    Challenge Agent

Study groups in NCT01602900
Study groupRoleWhat they receive
GSK356278ExperimentalInvestigational drug
Receives: Drug: GSK356278; Drug: Rolipram

What is being measured

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

  1. Positron Gamma-ray emmision & voxel counts

    Brain regions of interest and associated radionuclitide-activity

    Measured: 60 minutes

  2. systemic plasma concentration

    serial sampling: GSK356278 concentration expressed as mass per unit of volume

    Measured: 24 hours

Secondary outcomes (3)
  1. Blood pressure - mm/Hg

    Standard clinical pharmacology safety monitoring of vital signs

    Measured: 24 hours

  2. ECG - 12-Lead & Telemetry

    Standard clinical pharmacology safety monitoring

    Measured: 24 & 72 hours

  3. Heart rate - bpm

    Standard clinical pharmacology safety monitoring of vital signs

    Measured: 72 hours

Timeline

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

  1. First posted21 May 2012 (estimated)
  2. Study start22 Nov 2011
  3. Primary completion12 Apr 2012
  4. Study completion12 Apr 2012

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
8 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01602900
Sponsor's protocol ID
116038
Status last verified
Jun 2017
First submitted
1 Dec 2011
Last updated
20 Jun 2017
Results posted
No
Data monitoring committee
No
Individual data sharing
Yes: Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing GSK356278 and Rolipram in people with Huntington Disease, run by GlaxoSmithKline at 2 sites in United Kingdom.

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 4 inclusion and 5 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 20 Jun 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United Kingdom. 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?

Positron Gamma-ray emmision & voxel counts (time frame: 60 minutes). 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 20 Jun 2017.

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