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Status:

COMPLETED

Safety Study of Grass Pollen-derived Peptides to Treat Seasonal Allergic Rhinoconjunctivitis

Lead Sponsor:

BioTech Tools S.A.

Conditions:

Seasonal Allergic Rhinoconjunctivitis

Eligibility:

All Genders

18-50 years

Phase:

PHASE1

PHASE2

Brief Summary

The purpose of this study is to determine whether the oral administration of grass pollen peptides is safe and effective in the treatment of allergic rhinitis.

Eligibility Criteria

Inclusion

  • Subject has given written informed consent
  • Age between 18 and 50 years
  • The subjects are in good physical and mental health according to his/her medical history, vital signs, and clinical status
  • Male or non pregnant, non-lactating female
  • Female unable to bear children must have documentation of such in the CRF (i.e. tubule ligation, hysterectomy, or post menopausal (defined as a minimum of one year since the last menstrual period))
  • Allergy:
  • A history of seasonal allergic rhinoconjunctivitis (SAR) during the grass pollen season during at least the two previous years A positive skin prick test (wheal diameter \>= 3 mm) to grass-pollen mixture Specific IgE against grass pollen (RAST class 2 or IgE \> 0.7 kU/l) Asymptomatic to perennial inhalant allergens.

Exclusion

  • Subjects with current or past immunotherapy (any time in the past)
  • Subjects requiring controller medication against asthma (bronchodilator nebulised drugs or local or systemic corticosteroids)
  • Documented evidence of acute or significant chronic sinusitis (as determined by individual investigator)
  • Subjects with a history of hepatic or renal disease
  • Subjects symptomatic to perennial inhalant allergens
  • Subject with malignant disease, autoimmune disease
  • Female subjects who are pregnant, lactating, or of child-bearing potential and not protected from pregnancy by a sufficiently reliable method (OCs, IUD)
  • Any chronic disease, which may impair the subject's ability to participate in the trial (i.e. severe congestive heart failure, active gastric or duodenal ulcer, uncontrolled diabetes mellitus, etc…)
  • Subjects requiring beta-blockers medication
  • Chronic use of concomitant medications that would affect assessment of the effectiveness of the trial medication (e.g. tricyclic antidepressants)
  • Subject with febrile illness (\> 37.5°C, oral)
  • A known positive serology for HIV-1/2, HBs antigen or anti-HCV antibodies
  • The subject is immunocompromised by medication or illness, has received a vaccine, corticoids or immunosuppressive medications within 1 month before trial entry
  • Receipt of blood or a blood derivative in the past 6 months preceding trial entry
  • Regular consumption of corticoids (oral, topic or nasal) or of anti-histaminic drugs within 4 weeks preceding the trial
  • Any consumption of corticoids (oral, topic or nasal) or of anti-histaminic drugs within 1 week preceding the trial
  • Use of long-acting antihistamines
  • Any condition which could be incompatible with protocol understanding and compliance
  • Subjects who have forfeited their freedom by administrative or legal award or who are under guardianship
  • Unreliable subjects including non-compliant subjects, subjects with known alcoholism or drug abuse or with a history of a serious psychiatric disorder as well as subjects unwilling to give informed consent or to abide by the requirements of the protocol
  • Participation in another clinical trial and/or treatment with an experimental drug within 1 month of trial start
  • A history of hypersensitivity to the excipients
  • Rhinitis medicamentosa, non-specific rhinitis (to food dye, preservative agent…)
  • Subjects without means of contacting the investigator rapidly in case of emergency, or not able to be contacted rapidly by the investigator
  • Subjects who participated to trial BTT-gpASIT002

Key Trial Info

Start Date :

February 1 2009

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

November 1 2009

Estimated Enrollment :

54 Patients enrolled

Trial Details

Trial ID

NCT00833066

Start Date

February 1 2009

End Date

November 1 2009

Last Update

November 17 2011

Active Locations (4)

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Page 1 of 1 (4 locations)

1

University Hospital Brugmann

Brussels, Belgium, 1020

2

University Hospital Ghent

Ghent, Belgium, 9000

3

University Hospital Gasthuisberg

Leuven, Belgium, 3000

4

University Hospital Sart Tilman

Liège, Belgium, 4000