Status:

RECRUITING

Study of BLU-808 in Chronic Inducible Urticaria (CIndU) and Chronic Spontaneous Urticaria (CSU)

Lead Sponsor:

Blueprint Medicines Corporation

Conditions:

Chronic Inducible Urticaria

Chronic Spontaneous Urticaria

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

This is a 2-part, proof-of-concept study to be conducted globally, designed to evaluate the safety, tolerability, clinical activity, pharmacokinetics, and pharmacodynamics of BLU-808, a wild type KIT ...

Eligibility Criteria

Inclusion

  • Key
  • Part A: Confirmed diagnosis of CIndU for ≥3 months prior to Day 1 that is inadequately controlled with second generation H1-antihistamines.
  • Part B: Confirmed diagnosis of CSU for ≥3 months prior to Day 1 that is inadequately controlled with second generation H1-antihistamines.
  • Key

Exclusion

  • Part A: Any active urticaria that may interfere with study assessments.
  • Part B: Participant has a clearly defined predominant cause of chronic urticaria or sole trigger such as symptomatic dermographism and cold-induced urticaria.
  • Part A and Part B: Any other skin disease associated with chronic itching or angioedema that might influence the study evaluations and results, skin diseases associated with only wheals and no itch, or autoinflammatory diseases with urticarial lesions.
  • Part A and Part B: Significant medical, psychiatric, or surgical conditions, or physical findings that may affect participant safety, study drug metabolism, study participation, or assessment of study results.
  • Part A and Part B: Abnormal laboratory values that may pose risks or interfere with study participation.
  • Part A and Part B: Pregnancy or plans for pregnancy; breastfeeding.

Key Trial Info

Start Date :

May 28 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2026

Estimated Enrollment :

105 Patients enrolled

Trial Details

Trial ID

NCT06931405

Start Date

May 28 2025

End Date

December 31 2026

Last Update

January 8 2026

Active Locations (46)

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Page 1 of 12 (46 locations)

1

Allervie Clinical Research

Birmingham, Alabama, United States, 35209

2

Acuro Research, Inc.

Little Rock, Arkansas, United States, 72205

3

Modena Allergy & Asthma Clinical Research - La Jolla

La Jolla, California, United States, 92037

4

Allergy & Asthma Associates of Southern California

Laguna Niguel, California, United States, 92677