NCT01062139

Brief Summary

Title of Study: A randomized, parallel, double-blind, multi-center, comparative study to evaluate the efficacy and safety of Cosalin monotherapy versus Cosalin and Xarlin combination therapy in patients with allergic rhinitis Objective of study: To exploratively evaluate superiority of combination therapy - twice-daily Cosalin Tab (Petasites hybridus CO2 extract) with once-daily Xarlin Tab (Levocetirizine HCl) - compared to monotherapy of Cosalin with allergic rhinitis subjects.

Trial Health

50
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
100

participants targeted

Target at P50-P75 for phase_4

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2009

Completed
4 months until next milestone

First Submitted

Initial submission to the registry

February 2, 2010

Completed
2 days until next milestone

First Posted

Study publicly available on registry

February 4, 2010

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2010

Completed
Last Updated

February 4, 2010

Status Verified

February 1, 2010

Enrollment Period

6 months

First QC Date

February 2, 2010

Last Update Submit

February 3, 2010

Conditions

Outcome Measures

Primary Outcomes (1)

  • Compare efficacy improvement of combination therapy group and mono therapy group by percent change of 4 TSS from baseline to end of treatment by investigator.

    2 weeks

Secondary Outcomes (10)

  • Compare percent change of evening reflective 4 TSS from baseline to end of treatment by using patient diary.

    2 weeks

  • Compare percent change of instantaneous 4 TSS from baseline to end of treatment by using patient diary.

    2 weeks

  • Compare percent change of evening reflective nasal congestion score from baseline to end of treatment by using patient diary.

    2 weeks

  • Compare percent change of instantaneous nasal congestion score from baseline to end of treatment by using patient diary.

    2 weeks

  • Compare percent change of evening reflective 5 TSS (5 TSS - runny nose, itchy nose, sneezing, ocular symptom, nasal congestion)by using patient diary.

    2 weeks

  • +5 more secondary outcomes

Study Arms (2)

Petasites extract, levocetirizine

EXPERIMENTAL

Cosalin (Petasites hybridus CO2 extract), Xarlin (levocetirizine) combination therapy group

Drug: Xarlin (Levocetirizine)Drug: Cosalin (Petasites hybridus CO2 extract)

Cosalin (Petasites hybridus CO2 extract)

ACTIVE COMPARATOR

Cosalin monotherapy

Drug: Cosalin (Petasites hybridus CO2 extract)

Interventions

Combination therapy compared to mono therapy

Also known as: Cosalin (Petasites hybridus CO2 extract), Xyarin (levocetirizine)
Petasites extract, levocetirizine

Combination therapy compared to mono therapy

Cosalin (Petasites hybridus CO2 extract)Petasites extract, levocetirizine

Eligibility Criteria

Age18 Years - 66 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Male and female volunteer more than 18 years old and less than 66 years old.
  • A volunteer who is informed about this study and sign the informed consent.
  • A volunteer who is diagnosed perennial allergic rhinitis greater than grade3 at visit 1(screening visit) by allergy skin test or serum IgE antibody assay in 24 months.
  • A volunteer who has score 8 and more than 8 point 4 Total Symptom Score (4TSS - runny nose, nasal congestion, itchy nose, sneezing).

You may not qualify if:

  • A volunteer who has hypersensitivity to Levocetirizine or Hydroxyzine
  • A volunteer who has hypersensitivity to Petasites hybridus leaves.
  • A volunteer who has anaphylaxis or hypersensitivity to allergy skin test.
  • A volunteer who has serious renal failure or liver failure. Ingestion of antibiotics during previous two weeks from Visit 1, cause of upper respiratory infection(include paranasal sinus).
  • A volunteer who need to use steroids cause of asthma.
  • A volunteer who is using steroids, decongestants, antihistamine.
  • A volunteer who has rhinitis medicamentosa.
  • A volunteer who has seasonal allergic rhinitis.
  • A volunteer who has Galactose intolerance, Lapp lactose deficiency, or glucose-galactose malabsorption genetic disorder .
  • A volunteer who is an alcoholic or a drug addict.
  • Women who are pregnant, breast-feeding, women who plan to get pregnant during the trial period, or do not use authorized contraceptive methods (e.g: sterilization, intrauterine device, combined use of oral contraceptives and barrier contraceptive, combined use of other hormone delivery systems and barrier contraceptive and combined use of contraceptive cream, jelly or foam and diaphragm or condom) in spite of possibility of pregnancy.
  • A volunteer who has experience to take test products in 1 month.
  • A volunteer who is concluded poor compliance or fail to follow medical instruction

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Rhinitis, Allergic, Perennial

Interventions

levocetirizine

Condition Hierarchy (Ancestors)

Rhinitis, AllergicRhinitisNose DiseasesRespiratory Tract DiseasesRespiratory HypersensitivityOtorhinolaryngologic DiseasesHypersensitivity, ImmediateHypersensitivityImmune System Diseases

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

February 2, 2010

First Posted

February 4, 2010

Study Start

October 1, 2009

Primary Completion

April 1, 2010

Last Updated

February 4, 2010

Record last verified: 2010-02