Status:

ACTIVE_NOT_RECRUITING

Study of BLU-808 in Allergic Rhinoconjunctivitis

Lead Sponsor:

Blueprint Medicines Corporation

Conditions:

Allergic Rhinoconjunctivitis

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

This study will evaluate the safety, tolerability, pharmacokinetics (PK), pharmacodynamics (PD), and preliminary clinical activity of BLU-808 in participants with ragweed (Ambrosia artemisiifolia)-ind...

Eligibility Criteria

Inclusion

  • Key Inclusion Criteria
  • Adults, 18 years of age or older, willing to provide written informed consent, and willing to comply with all study requirements.
  • History (\>2 years) of ragweed-induced ARC.
  • A positive ragweed skin prick test (mean diameter of ≥ 5 mm) in the last 6 months.
  • Must meet clinically relevant nasal and ocular symptoms as defined by the protocol.
  • Key Exclusion Criteria
  • Participants are excluded from the study if any of the following criteria are met:
  • Receiving medications (oral, nasal, topical, ocular, or injectable) to treat their ragweed or other allergy symptoms and/or receiving any medications that impact participants' safety or interfere with study assessments or interpretation of study results.
  • Have active rhinitis, sinusitis, and/or other severe allergies not associated with the ragweed pollen that may interfere with study symptom assessments.
  • Any prior or ongoing clinically significant illness, medical or psychiatric condition, surgical history, or physical finding that may interfere with the assessment or interpretation of study results.
  • Clinically significant moderate to severe, uncontrolled cardiovascular, renal or hepatic disease.
  • Significant bleeding risk or coagulation disorders.
  • Any form of smoking, vaping or history of alcohol and drug abuse.
  • Any malignancy within the past 5 years prior to Screening/AEC 1, except for basal cell or squamous cell carcinomas of the skin or carcinoma in situ.
  • Inadequately controlled asthma that could affect the safety of the participant or interfere with the assessment or interpretation of study results.
  • Known active/latent infection (viral, bacterial, fungal, helminth, or mycobacterial) such as tuberculosis, hepatitis B, hepatitis C, AIDS-related illness, or COVID-19 infection.
  • History of sinonasal conditions that may confound the assessment or interpretation of study results.

Exclusion

    Key Trial Info

    Start Date :

    April 14 2025

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ESTIMATED

    End Date :

    December 31 2025

    Estimated Enrollment :

    54 Patients enrolled

    Trial Details

    Trial ID

    NCT06922448

    Start Date

    April 14 2025

    End Date

    December 31 2025

    Last Update

    December 11 2025

    Active Locations (1)

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    Red Maple Trials

    Ottawa, Canada, ON K1H E4