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Allergic RhinitisPhase 2NCT00697281

OC000459 Dose Finding Study in Hay Fever Sufferers.

A Phase 2 study testing OC000459 in people with Allergic Rhinitis, run by Oxagen Ltd at 1 site in Austria.

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 primary objective of this study is to evaluate a range of dose levels for efficacy in the control of symptoms of allergic rhinitis Read more about this study

Who is it for?
Ages 18 to 50 years
Conditions the study is for
Allergic Rhinitis
What is being tested?
OC000459
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
120 participants
Where
1 siteAustria
Study dates
May 2008to Sep 2008
Phase
Phase 2
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 50 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • Males and females aged 18 to 50 years with a history of symptoms of grass pollen related allergic rhinitis within the previous two years.
  • Females of childbearing potential (i.e. having had a menstrual period within two years prior to the date of screening) must practise two forms of contraception and must have a negative pregnancy test (blood or urine) at screening.
  • Acceptable contraception includes the use of TWO of the following:
  • oral contraception (i.e. the Pill);
  • intrauterine device (an IUD or 'Coil');
  • barrier contraception (i.e. condoms or diaphragm/cap);
  • transdermal patch

Who cannot join

  • Medical conditions likely to affect the outcome of the study.
  • Nasal conditions likely to affect the outcome of the study, i.e. nasal septal perforations, nasal polyps, sinus disease, chronic nasal obstruction, or other nasal diseases as determined by the principal investigator or designee.
  • Presence of any respiratory disease other than a history of mild stable asthma not requiring treatment and associated with normal lung function (defined as FEV1 ≥ 90% predicted for height and age).
  • Immunotherapy treatment course in the past 28 days
  • Use of inhaled or local corticosteroids in the past 28 days.

Trial locations and contacts

1 site in 1 country.

Austria1 site
  • Allergie Zentrum Wien West, Vienna Challenge Chamber

    Vienna, 1150 VIENNA

Other trials in Austria

About this study

Official title: A Dose Finding Study Of The Effects Of OC000459 On Responses To Allergen Challenge In The Vienna Chamber In Subjects Known To Suffer From Grass Pollen Induced Allergic Rhinitis.

The primary objective of this study is to evaluate a range of dose levels for efficacy in the control of symptoms of allergic rhinitis

Read the detailed description

This will be a randomised, double blind, placebo controlled, parallel group evaluation of OC000459 given orally for eight days. Four dose levels will be studied and compared to placebo. They will be studied in treatment groups of 18 to 21 subjects. The placebo group will also consist of 18 to 21 subjects. There will be a screening period of up to six weeks. There will be a follow up one to three weeks after the last dose of study drug.

Being tested
OC000459, Placebo
Keywords
allergic rhinitis, human, clinical trial, efficacy, safety, challenge test
Medical subject headings
Rhinitis, Allergic

What participants receive

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

  • OC000459Drug

    Tablets twice daily for 8 days

    Dose level 1

  • OC000459Drug

    Tablets twice daily for 8 days

    Dose level 2

  • OC000459Drug

    Tablets twice daily for 8 days

    Dose level 3

  • OC000459Drug

    Tablets twice daily for 8 days

    Dose level 4

  • PlaceboDrug

    Tablets twice daily for 8 days

    Dose level 5

Study groups in NCT00697281
Study groupRoleWhat they receive
1ExperimentalDose level 1
Receives: Drug: OC000459
2ExperimentalDose level 2
Receives: Drug: OC000459
3ExperimentalDose level 3
Receives: Drug: OC000459
4ExperimentalDose level 4
Receives: Drug: OC000459
5ExperimentalDose level 5
Receives: Drug: Placebo

What is being measured

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

  1. Total nasal symptom score (TNSS)

    Measured: After 8 days of treatment

Secondary outcomes (1)
  1. Other symptom scores of allergic rhinitis

    Measured: After 8 days of treatment

Timeline

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

  1. First posted13 Jun 2008 (estimated)
  2. Study startMay 2008
  3. Primary completionJul 2008
  4. Study completionSep 2008

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
120 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00697281
Sponsor's protocol ID
OC000459/010/07
Status last verified
Feb 2009
First submitted
11 Jun 2008
Last updated
24 Feb 2009
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing OC000459 in people with Allergic Rhinitis, run by Oxagen Ltd at 1 site in Austria.

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 7 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 24 Feb 2009. 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 Austria. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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?

Total nasal symptom score (TNSS) (time frame: After 8 days of treatment). 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 24 Feb 2009.

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