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Phase 2 Study to Evaluate RPT193 in Adults With Moderate to Severe T2-high Asthma

Phase 2
Terminated
Conditions
Asthma
Interventions
Other: Placebo
Registration Number
NCT05935332
Lead Sponsor
RAPT Therapeutics, Inc.
Brief Summary

Randomized, multi-center, double-blind, placebo-controlled, parallel group, proof of-concept study with RPT193 in subjects with T2-high, moderate-to-severe asthma who are partially controlled on medium or high doses of inhaled corticosteroids (ICS) in combination with long-acting beta 2 agonist (LABA).

Detailed Description

Randomized, multi-center, double-blind, placebo-controlled, parallel group, proof of-concept study with RPT193 in subjects with T2-high, moderate-to-severe asthma who are partially controlled on medium or high doses of inhaled corticosteroids (ICS) in combination with long-acting beta 2 agonist (LABA).

After a screening period subjects will receive standardized, inhaled therapy during a run-in period. Subjects will be randomized to receive RPT193 or placebo through Week 14. All enrolled subjects will receive background inhaled therapy with ICS and LABA.

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
38
Inclusion Criteria
  • Physician diagnosis of asthma for ≥6 months
  • Pre-bronchodilator FEV1 of >40% and <80%
  • History of treatment with corticosteroid or hospitalization for worsening asthma
  • Medium- or high-dose inhaled corticosteroid use
Exclusion Criteria
  • History of smoking/vaping
  • History of severe COVID
  • Serious and/or uncontrolled pulmonary, cardiac, immune system conditions
  • Requires systemic oral or IV corticosteroids in the month prior to screening

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
RPT193 400 mgRPT193-
PlaceboPlacebo-
Primary Outcome Measures
NameTimeMethod
Proportion of participants with a Loss of Asthma Control event as defined by criteria listed14 weeks

≥ 30% reduction in peak expiratory flow; ≥ 6 additional inhalations of short-acting beta 2 agonist; increase by factor of 4 or more of inhaled corticosteroids; and/or evidence of a severe asthma exacerbation

Secondary Outcome Measures
NameTimeMethod
Frequency of treatment-emergent adverse events as assessed by CTCAE v5.020 weeks

Common Terminology Criteria for Adverse Events (CTCAE) v5.0

Trial Locations

Locations (29)

Allergy and Asthma Associates of Santa Clara Valley Research Center

🇺🇸

San Jose, California, United States

Bensch Clinical Research LLC

🇺🇸

Stockton, California, United States

Allianz Research Institute

🇺🇸

Westminster, California, United States

Allianz Research Institute CO

🇺🇸

Aurora, Colorado, United States

San Marcos Research Clinic

🇺🇸

Miami Lakes, Florida, United States

Sonce Medical Research

🇺🇸

Miami, Florida, United States

Coral Research Clinical Corp

🇺🇸

Miami, Florida, United States

Clinical Research Trials of Florida

🇺🇸

Tampa, Florida, United States

OK Clinical Research LLC

🇺🇸

Edmond, Oklahoma, United States

Velocity Clinical Research Grants Pass

🇺🇸

Grants Pass, Oregon, United States

Scroll for more (19 remaining)
Allergy and Asthma Associates of Santa Clara Valley Research Center
🇺🇸San Jose, California, United States

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