Study Evaluating Safety of Ragweed Mix Given by Intralymphatic Node Injections
A Single-Center, Double-Blinded, Placebo-Controlled, Phase 1 Evaluation of the Safety of Ragweed Mix Given in Four Monthly Doses by Intralymphatic Node Injections for Inducing Tolerance in Subjects With Ragweed Induced Allergic Conjunctivitis and Allergic Rhinitis
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Contacts and Locations
Study Locations
-
-
Massachusetts
-
Andover, Massachusetts, United States, 01810
- Andover Eye Associates
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Between the ages of 16 and 65 years old
- Seasonal Allergic Conjunctivitis (with or without Allergic Rhinitis) to ragweed pollen
- Positive skin test reaction at screening visit to short ragweed extract
- Avoid disallowed medications
- Females of childbearing potential must have pregnancy test and must agree to use an acceptable method of birth control
- Have blood and urine analysis within normal limits
- Manifest a positive reaction to a conjunctival allergen challenge with ragweed pollen
- Have a specific IgE ≥ 0.70 kU/L to short ragweed
Exclusion Criteria:
- Have ocular or nasal conditions that could affect subject safety or trial parameters
- Have a presence of an active sinus, nasal, or ocular infections
- Have had allergy immunotherapy to ragweed pollen
- Have a compromised lung function ≤80% of predicted
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Other: Concentration 1: Short and Tall Ragweed Mix
|
Short and Tall Ragweed Mix
|
|
Other: Concentration 2: Short and Tall Ragweed Mix
|
Short and Tall Ragweed Mix
|
|
Other: Placebo: Saline with 0.4% Phenol
|
Saline with 0.4% Phenol
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Adverse events (reported, elicited and observed)
Time Frame: 47 weeks
|
47 weeks
|
|
Local Injection Site Tolerability and Reactivity; pain will be assessed using 0-4 scale
Time Frame: 47 weeks
|
47 weeks
|
|
Local Injection Site Tolerability and Reactivity; tenderness will be assessed using 0-4 scale
Time Frame: 47 weeks
|
47 weeks
|
|
Local Injection Site Tolerability and Reactivity; redness will be assessed using 0-4 scale
Time Frame: 47 weeks
|
47 weeks
|
|
Local Injection Site Tolerability and Reactivity; swelling will be assessed using 0-4 scale
Time Frame: 47 weeks
|
47 weeks
|
Other Outcome Measures
Other Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Conjunctival Allergen Challenge (CAC) Outcome; concentration of allergen required to elicit a positive ocular allergic reaction will be compared from baseline to 24 weeks
Time Frame: Baseline and up to 24 weeks
|
Baseline and up to 24 weeks
|
|
Nasal Allergen Challenge (NAC) Outcome; concentration of allergen required to elicit a positive nasal allergic reaction will be compared from baseline to 24 weeks
Time Frame: Baseline and up to 24 weeks
|
Baseline and up to 24 weeks
|
Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Investigators
Investigators
- Study Director: Emily Schoemmell, ORA, Inc.
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Infections
- Respiratory Tract Infections
- Respiratory Tract Diseases
- Immune System Diseases
- Hypersensitivity, Immediate
- Eye Diseases
- Otorhinolaryngologic Diseases
- Respiratory Hypersensitivity
- Hypersensitivity
- Nose Diseases
- Conjunctival Diseases
- Rhinitis
- Rhinitis, Allergic
- Conjunctivitis
- Conjunctivitis, Allergic
Other Study ID Numbers
Other Study ID Numbers
- 16-290-0010
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
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