Skip to content

Ragweed-SPIRE Follow-On Study

An Observational Follow-On Field Study to Evaluate the Continued Efficacy and Safety of Ragweed-SPIRE Treatment in Ragweed Allergic Subjects Approximately One Year After the Completion of Treatment

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT02396680
Enrollment
249
Registered
2015-03-24
Start date
2015-04-30
Completion date
Unknown
Last updated
2016-03-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ragweed Allergy, Rhinoconjunctivitis

Keywords

Ragweed Allergy, Rhinoconjunctivitis, Immunotherapy, Ragweed-SPIRE

Brief summary

The purpose of this study is to determine the efficacy of Ragweed-SPIRE 12 months after the initial dose.

Interventions

None listed

Sponsors

Adiga Life Sciences, Inc.
CollaboratorINDUSTRY
Circassia Limited
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

° Previously randomised into and completed at least 6 of 8 treatment visits in Study TR006

Exclusion criteria

* Subject or Investigator have been informed of treatment received in Study TR006 * Subjects with significant allergy to animal dander * Any allergen immunotherapy since completing Study TR006 or use of prohibited therapies * History of recurrent acute sinusitis or chronic sinusitis * Received treatment with an investigational drug within 4 weeks of Screening * Unable to understand study requirements or unable to communicate clearly with Investigator

Design outcomes

Primary

MeasureTime frame
Total Rhinoconjunctivitis Symptom ScoreApproximately 12 months after first dose in TR006

Secondary

MeasureTime frame
Rescue Medication ScoreApproximately 12 months after first dose in TR006
Patient Global AssessmentApproximately 12 months after first dose in TR006
Skin Prick TestApproximately 12 months after first dose in TR006
Immunoglobulin E TestApproximately 12 months after first dose in TR006

Countries

Canada

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026