Status:

COMPLETED

A Clinical Trial to Compare the Efficacy and Safety of 1-week Treatment of Intravenous N-acetylcysteine (NAC) 600 mg Twice Daily, Ambroxol Hydrochloride 30 mg Twice Daily and Placebo as Expectorant Therapies in Adult Chinese Patients With Respiratory Tract Diseases and Abnormal Mucus Secretions

Lead Sponsor:

Zambon SpA

Conditions:

Respiratory Tract Diseases

Abnormal Mucus Secretions

Eligibility:

All Genders

18+ years

Phase:

PHASE3

Brief Summary

This is a phase 3, multicenter, randomized, rater- and patient-blind, placebo- and active-controlled, 3-arm parallel group clinical trial. Patients will be randomized to N-acetylcysteine (NAC) or ambr...

Eligibility Criteria

Inclusion

  • Male or female adult (≥18 years old) hospitalized patients with respiratory tract diseases and abnormal mucus secretions such as: acute bronchitis, chronic bronchitis and exacerbations, emphysema, mucoviscidosis and bronchiectasis.
  • Chinese ethnicity and/or Chinese
  • Signed the informed consent form before any study-related procedure
  • Sputum viscosity score ≥ 2 at randomization visit
  • Expectoration difficulty score ≥ 2 at randomization visit
  • Willingness and ability to comply with study procedures

Exclusion

  • Intolerance or contra-indication to treatment with NAC or ambroxol or allergy to any component of the study treatments
  • (For female patients) ongoing pregnancy or lactation, or childbearing potential but unwillingness to adopt abstinence or contraception measures during the study
  • Intake of an investigational drug within 1 month before the screening visit
  • Use of expectorants or drugs with expectorant effect within 2 days before randomization visit
  • Diagnosis of active tuberculosis, lung cancer, pulmonary fibrosis, acute pulmonary thromboembolism or any other respiratory condition that might, in the opinion of the investigator, compromise the safety of the patient or affect the interpretation of the results
  • Medical history of and/or illness (including laboratory abnormality) and/or treatment that in the investigator's opinion may interfere with the patient's safety, compliance, or study evaluations
  • Serum alanine aminotransferase and/or aspartate transaminase more than 3 times above the upper limit of normal at screening visit
  • Serum creatinine more than 3 times above the upper limit of normal at screening visit
  • Addiction to alcohol or drugs
  • Mental illness, or other reasons for non-cooperation in the investigator's opinion

Key Trial Info

Start Date :

June 25 2019

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

February 5 2021

Estimated Enrollment :

333 Patients enrolled

Trial Details

Trial ID

NCT03843541

Start Date

June 25 2019

End Date

February 5 2021

Last Update

September 5 2025

Active Locations (32)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 8 (32 locations)

1

Wuxi Peoples' Hospital affiliated to Nanjing Medical University

Wuxi, No. 299, Qing Yang Rd., Wuxi City, Jiangsu, China

2

Inner Mongolia Baogang Hospital

Baotou, China

3

Beijing Hospital

Beijing, China

4

Beijing Tongren Hospital

Beijing, China