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UrticariaPhase 4NCT00751218

A Comparative Double-Blind, Double- Dummy Study of Desloratadine (DL) 5 MG Once Daily, Cetirizine 10 MG Once Daily, and Placebo Once Daily in Patients With Chronic Idiopathic Urticaria (Study P03735)

A Phase 4 study testing desloratadine and cetirizine in people with Urticaria, run by Organon and Co.

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 was a randomized, double-blind, parallel-group, multicenter study that used both an active control (cetirizine) and a placebo control to evaluate desloratadine 5 mg once daily during a 28-day treatment period. The active treatments and placebo were allocated in a 2:2:1 ratio. Read more about this study

Who is it for?
Ages 12 to 70 years
Conditions the study is for
Urticaria
What is being tested?
desloratadine and cetirizine
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
174 participants
Where
No sites listed yet
Study dates
6 May 2004to 24 May 2005
Phase
Phase 4
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 12 to 70 years
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Have demonstrated their willingness to participate in the study and comply with its procedures by signing a written informed consent. For pediatric patients, the parent or legal guardian was to have signed a written informed consent.
  • Be between 12 and 70 years of age, of either sex and any race.
  • Had signs and symptoms of CIU for at least 6 weeks prior to the Screening Visit.
  • Have been experiencing a current flare of their CIU of at least 3 weeks prior to the Baseline Visit. Hives were to have been present for at least 3 days per week during the current flare prior to the Baseline Visit.
  • Have an overall condition of CIU that was at least of "moderate" severity (minimum score of 2) at both Screening and Baseline Visits.
  • Have at least a moderately severe pruritus score (minimum score of 2) and hives (minimum score of 1) present at Screening.
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  • Have, at Baseline, a total pruritus score of >= 14 for the sum of AM and PM (reflective) diary scores for the 3 days prior to Baseline and the AM diary score on Day 1.
  • Understand and be able to adhere to the dosing and visit schedules, and agree to assess and record their symptom severity scores, medication times, concomitant medications, and adverse events accurately and consistently in a daily diary.
  • Be in general good health and free of any clinically significant disease (other than CIU) that would have interfered with study evaluations.
  • If female and of childbearing potential, have had a negative urine (hCG) pregnancy test at the time of Baseline (Visit 2).
  • Female subjects of childbearing potential were to be counseled in the appropriate use of birth control while in the study. They were to be using a medically accepted method of birth control

Who cannot join

  • Had asthma requiring chronic use of inhaled or systemic corticosteroids.
  • Had been unresponsive to antihistamine treatment in the past.
  • Had a history of allergies to more than two classes of medication or who were allergic to or unable to tolerate antihistamines.
  • Had used any investigational drug in the last 30 days prior to Baseline.
  • Had food or drug allergies manifested as skin reactions. Subjects with urticaria that was primarily due to physical urticaria or other known etiology.
  • If female, were pregnant or nursing.
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  • Had a history of hypersensitivity to the study drug or its excipients.
  • Were family members of the investigational study staff involved with this study.
  • Had previously been randomized into the study.
  • Had current evidence of clinically significant hematopoietic, cardiovascular, hepatic, renal, neurologic, psychiatric, autoimmune disease, or other disease that precluded the subject's participation in the study. Particular attention was to be given to subjects with conditions that would interfere with the absorption, distribution, metabolism, or excretion of the study medication or with the subject's ability to reliably complete the diary card.
  • Were morbidly obese (BMI >= 35, as described in Appendix 6 of the protocol)
  • Had a compromised ability to provide informed consent.
  • Had a history of non-compliance with medications or treatment protocols.

About this study

Official title: A Comparative Double-Blind, Double- Dummy Study of Desloratadine (DL) 5 MG Once Daily, Cetirizine 10 MG Once Daily, and Placebo Once Daily in Patients With Chronic Idiopathic Urticaria (CIU)

This was a randomized, double-blind, parallel-group, multicenter study that used both an active control (cetirizine) and a placebo control to evaluate desloratadine 5 mg once daily during a 28-day treatment period. The active treatments and placebo were allocated in a 2:2:1 ratio.

Conditions
Urticaria
Being tested
desloratadine, placebo, cetirizine
Medical subject headings
Urticaria

What participants receive

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

  • desloratadineDrug

    Also called SCH 034117

    desloratadine, 5mg oral tablets, once daily for 28 days

  • placeboDrug

    placebo, once daily for 28 days

  • cetirizineDrug

    cetirizine, 10 mg capsules once daily for 28 days

Study groups in NCT00751218
Study groupRoleWhat they receive
Arm 1Active comparatordesloratadine
Receives: Drug: desloratadine
Arm 2Placebo comparatorPlacebo
Receives: Drug: placebo
Arm 3Active comparatorcetirizine
Receives: Drug: cetirizine

What is being measured

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

  1. Compare the efficacy of the study treatments with respect to the change from Baseline in the average AM/PM 12-hour reflective pruritus severity score (diary recordings) after the first 7 days of treatment.

    Measured: 7 days

Secondary outcomes (3)
  1. Joint physician-patient evaluations ("now") at treatment days 14 and 28 (Visit 3 and 4) of overall condition of the CIU and overall global therapeutic response

    Measured: Days 14 and 28 (visits 3 and 4)

  2. Average AM/PM "reflective" diary scores over for: severity of pruritus; number of hives; size of largest hives; total symptom score; subject-evaluated CIU interference with sleep (AM) and interference with daily activities (PM).

    Measured: Treatment days 1-7, 8-14, 15-21 and 22-28

  3. Adverse event reports and vital sign evaluations

    Measured: Upon occurance

Timeline

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

  1. First posted11 Sep 2008 (estimated)
  2. Study start6 May 2004
  3. Primary completion24 May 2005
  4. Study completion24 May 2005

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 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
174 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00751218
Sponsor's protocol ID
P03735
Status last verified
Feb 2022
First submitted
10 Sep 2008
Last updated
15 Aug 2024
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing desloratadine and cetirizine in people with Urticaria, run by Organon and Co.

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 11 inclusion and 13 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 15 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. 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 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

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?

Compare the efficacy of the study treatments with respect to the change from Baseline in the average AM/PM 12-hour reflective pruritus severity score (diary recordings) after the first 7 days of treatment. (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 15 Aug 2024.

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