Status:

COMPLETED

A Study of Efficacy and Safety of AX-8 in Chronic Cough

Lead Sponsor:

Axalbion SA

Conditions:

Chronic Cough

Eligibility:

All Genders

18-80 years

Phase:

PHASE2

Brief Summary

This is a randomized, double-blind, placebo-controlled, crossover, multicenter study of AX-8 in participants with unexplained or refractory chronic cough designed to evaluate the effectiveness of AX-8...

Eligibility Criteria

Inclusion

  • Chest radiograph or computed tomography (CT) of the thorax approximately 12 months before screening not demonstrating any abnormality considered to be significantly contributing to the chronic cough
  • Have a diagnosis of refractory chronic cough (RCC) or unexplained chronic cough (UCC) for at least one year
  • Women of childbearing potential and their male partners must use 2 acceptable methods of contraception
  • Male subjects and their female partners of childbearing potential must use 2 acceptable methods of contraception
  • Have provided written informed consent

Exclusion

  • Positive diagnostic nucleic acid test for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
  • Current smoker (including e-cigarettes), individuals who have given up smoking within the past 12 months, or individuals with a smoking history of 20 pack-years
  • Treatment with an ACE-inhibitor as the potential cause of a subject's cough or requiring treatment with an ACE-inhibitor during the study or within 12 weeks prior to the Baseline Visit
  • History of upper or lower respiratory tract infection or recent significant change in pulmonary status within 4 weeks
  • History of cystic fibrosis
  • Positive test for any drug of abuse
  • History of malignancy within 5 years prior to the Baseline Visit
  • History of infection or known active infection with human immunodeficiency (HIV), hepatitis B virus (HBV), or hepatitis C virus (HCV)
  • History of hypersensitivity or intolerance to AX-8 or other TRPM8 agonists or any of the excipients

Key Trial Info

Start Date :

August 11 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 16 2025

Estimated Enrollment :

108 Patients enrolled

Trial Details

Trial ID

NCT04866563

Start Date

August 11 2021

End Date

June 16 2025

Last Update

September 8 2025

Active Locations (16)

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Page 1 of 4 (16 locations)

1

Axalbion Study Site 4406

Birmingham, England, United Kingdom, B9 5SS

2

Axalbion Study Site 4404

Broughton, England, United Kingdom, DN20 0HR

3

Axalbion Study Site 4409

Chelmsford, England, United Kingdom, CM1 7ET

4

Axalbion Study Site 4413

Coventry, England, United Kingdom, CV3 4FJ