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CTRI Number  CTRI/2025/08/092454 [Registered on: 05/08/2025] Trial Registered Prospectively
Last Modified On: 22/07/2025
Post Graduate Thesis  No 
Type of Trial  PMS 
Type of Study   Medical Device 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   An open label, parallel group Trial to compare effectiveness of Pressurized Metered-Dose Inhaler vs Dry Powder Inhaler for Budesonide/Formoterol Combination Delivery in Asthma Control. 
Scientific Title of Study   Pressurized Metered-Dose Inhaler vs Dry Powder Inhaler for Budesonide/Formoterol Combination Delivery in Asthma Control: A Randomized Parallel Group Trial 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NA  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Diksha Attri 
Designation  MBBS, MD (Pulmonology) 
Affiliation  Indus International Hospital 
Address  Department of Pulmonology Indus International Hospital, Chandigarh Ambala Highway, Derabassi, Punjab, India 140507

Rupnagar
PUNJAB
140507
India 
Phone  9814053459  
Fax    
Email  attridiksha29@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Diksha Attri 
Designation  MBBS, MD (Pulmonology) 
Affiliation  Indus International Hospital 
Address  Department of Pulmonology Indus International Hospital, Chandigarh Ambala Highway, Derabassi, Punjab, India 140507

Rupnagar
PUNJAB
140507
India 
Phone  9814053459  
Fax    
Email  attridiksha29@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Mr Dharmender Singh Lather 
Designation  Sr. Manager Clinical Trial 
Affiliation  Indus International Hospital 
Address  Indus International Hospital, Chandigarh Ambala Highway, Derabassi, Punjab, India 140507

Rupnagar
PUNJAB
140507
India 
Phone  9215810327  
Fax    
Email  Clinicalmanager@indushospitals.com  
 
Source of Monetary or Material Support  
Indus International Hospital, Chandigarh Ambala Highway, Derabassi, Punjab 140507 
 
Primary Sponsor  
Name  Indus International Hospital 
Address  Department of Pulmonology Chandigarh-Ambala Highway, Derabassi, Mohali, Punjab 140507 
Type of Sponsor  Private hospital/clinic 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NA 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Diksha Attri  Indus International Hospital  Lower Ground floor Department Of Pulmonology, Chandigarh Ambala Highway, Derabassi, Punjab 140507
Rupnagar
PUNJAB 
9814053459

attridiksha29@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Indus International Hospital Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: J454||Moderate persistent asthma,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Budesonide/Formoterol DPI  Medication: Budesonide 200 microgm + Formoterol 6 microgm per inhalation Device: Dry powder inhaler (Turbuhaler or equivalent) Dosage: 1 inhalation twice daily Total Daily Dose: Budesonide 400 microgm + Formoterol 12 microgm Administration: Morning and evening with 12-hour interval 
Intervention  Budesonide/Formoterol pMDI  Medication: Budesonide 200 microgm + Formoterol 6 microgm per inhalation Device: Pressurized metered-dose inhaler (pMDI) Total Daily Dose: Budesonide 400 microgm + Formoterol 12 microgm Administration: Morning and evening with 12-hour interval 
 
Inclusion Criteria  
Age From  12.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  Asthma Diagnosis Confirmed moderate persistent asthma as per GINA guidelines
Treatment Indication Prescribed inhaled corticosteroid or LABA combination for asthma control
Device Competency Demonstrated ability to use both pMDI and DPI correctly during screening
Stability: Clinically stable asthma therapy for at least 4 weeks
Consent Written informed consent (parental consent for minors)
Compliance Ability to attend regular follow-up visits
Residence Local resident for follow-up feasibility
Treatment Response Inadequate control on ICS monotherapy or established need for combination therapy
Reversibility Demonstrated bronchodilator reversibility
 
 
ExclusionCriteria 
Details  Severe Asthma Requiring high-dose ICS/LABA combination or oral corticosteroids
Mild Intermittent Asthma Not requiring regular controller therapy
COPD Overlap: Significant smoking history (more than 10 pack-years) with fixed airflow obstruction
Recent Exacerbation: Within 4 weeks of screening
Other Respiratory Diseases: Active pneumonia, tuberculosis, or other significant lung disease
Pregnancy/Lactation: For female patients of childbearing age
Cardiovascular Contraindications Severe cardiac arrhythmias, recent myocardial infarction
Beta-agonist Sensitivity Known hypersensitivity to formoterol or other LABA
Cognitive Impairment Unable to understand or comply with study procedures
Drug Allergy: Known hypersensitivity to budesonide, formoterol, or device components
Participating Studies Current participation in other clinical trials
Device Preference Strong preference for one device type that would affect compliance
 
 
Method of Generating Random Sequence   Random Number Table 
Method of Concealment   Not Applicable 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
To compare the effectiveness of budesonide/formoterol combination delivered via pMDI versus DPI on asthma control as measured by change in Asthma Control Test (ACT) scores from baseline to 12 weeks in patients with moderate persistent asthma.  Screening day -14 to -1
baseline at Day 0
Week 2, 4,8 ,12
Follow up visit at Week 16 
 
Secondary Outcome  
Outcome  TimePoints 
1.To assess differences in spirometry parameters between device groups
2.To compare rescue medication usage patterns between groups
3.To evaluate patient satisfaction and device preference scores
4.To assess inhaler technique competency development over time
5.To compare treatment adherence between pMDI and DPI groups
6.To evaluate device-related adverse events and tolerability
7.To assess quality of life changes between treatment groups
8.To analyze baseline factors predicting successful outcomes with each device
9.To evaluate the bronchodilator response with combination therapy
10.To assess time to onset of symptom improvement with each device
 
Screening day -14 to -1
baseline at Day 0
Week 2, 4,8 ,12
Follow up visit at Week 16 
 
Target Sample Size   Total Sample Size="80"
Sample Size from India="80" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Post Marketing Surveillance 
Date of First Enrollment (India)   18/08/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary  

BACKGROUND AND RATIONALE

Disease Background

Asthma affects approximately 30 million people in India, with prevalence rates of 2-15% across different regions. Punjab shows higher prevalence due to environmental factors including air pollution from agricultural burning and industrial activities. Optimal asthma control in moderate persistent asthma often requires combination therapy with inhaled corticosteroids (ICS) and long-acting beta-agonists (LABA).

The effectiveness of combination therapy depends significantly on inhaler device selection and patient technique.

Combination Therapy Rationale

Budesonide/formoterol combination therapy provides:

 Synergistic Effect: Enhanced anti-inflammatory action with bronchodilation

 Improved Compliance: Single device for dual therapy

 Better Control: Superior efficacy compared to ICS monotherapy in moderate persistent asthma

 Convenience: Simplified treatment regimen

 

Study Rationale for Parallel Group Design

Unlike crossover trials, a parallel group design offers several advantages for this inhaler comparison study:

 Eliminates Carryover Effects: No risk of treatment effects from the first period influencing the second period, which is particularly important when comparing delivery devices that may have different learning curves.

 Real-World Applicability: Patients in clinical practice use one device consistently, making parallel group results more generalizable to routine care.

 Simplified Protocol: Eliminates washout period considerations and complex crossover statistical analyses.

 Device Familiarity: Allows patients to develop familiarity and technique mastery with their assigned device, reflecting real-world usage patterns.

 Reduced Study Duration: Shorter per-patient participation time improves recruitment and reduces dropout rates.

 12-Week Rationale: Clinical improvement in asthma control with inhaled corticosteroids and LABA combination typically occurs within 4-8 weeks, making 12 weeks sufficient to detect meaningful differences between devices while minimizing patient burden and study costs.

 
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