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CTRI Number  CTRI/2024/12/078555 [Registered on: 24/12/2024] Trial Registered Prospectively
Last Modified On: 08/04/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Other 
Public Title of Study   A Study to Evaluate the Long-Term Safety of Astegolimab in Participants With Chronic Obstructive Pulmonary Disease (COPD) 
Scientific Title of Study   A Phase III Open-Label Extension Study To Evaluate The Long-Term Safety Of Astegolimab In Patients With Chronic Obstructive Pulmonary Disease 
Trial Acronym  NIL 
Secondary IDs if Any
Modification(s)  
Secondary ID  Identifier 
GB43374_Protocol V1 (India) dated 01Nov 2024  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)
Modification(s)  
Name  Rashmi Chitgupi  
Designation  Country Head- Clinical Management  
Affiliation  PPD Pharmaceutical Development India Private Limited 
Address  102-A Wing Fulcrum, Hiranandani Business Park, Sahar Road, Andheri East 101-A Wing Fulcrum, Hiranandani Business Park, Sahar Road, Andheri East,

Mumbai
MAHARASHTRA
400099
India 
Phone  02266022900   
Fax    
Email  rashmi.chitgupi@ppd.com   
 
Details of Contact Person
Scientific Query

Modification(s)  
Name  Rashmi Chitgupi 
Designation  Country Head- Clinical Management  
Affiliation  PPD Pharmaceutical Development India Private Limited 
Address  PPD Pharmaceutical Development India Private Limited, 101, A Wing, Fulcrum, Hiranandani Business Park, Sahar Road, Andheri East, Mumbai

Mumbai
MAHARASHTRA
400099
India 
Phone  912266022900  
Fax  912266022999  
Email  Rashmi.Chitgupi@ppd.com  
 
Details of Contact Person
Public Query

Modification(s)  
Name  Rashmi Chitgupi 
Designation  Country Head- Clinical Management  
Affiliation  PPD Pharmaceutical Development India Private Limited 
Address  PPD Pharmaceutical Development India Private Limited, 101, A Wing, Fulcrum, Hiranandani Business Park, Sahar Road, Andheri East, Mumbai

Mumbai
MAHARASHTRA
400099
India 
Phone  912266022900  
Fax  912266022999  
Email  Rashmi.Chitgupi@ppd.com  
 
Source of Monetary or Material Support  
F. Hoffmann-La Roche Ltd Grenzacherstrasse 124 4070 Basel, Switzerland  
 
Primary Sponsor  
Name  F. Hoffmann-La Roche Ltd  
Address  Grenzacherstrasse 124 4070 Basel, Switzerland 
Type of Sponsor  Pharmaceutical industry-Global 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     Australia
Argentina
Belgium
Brazil
Bulgaria
Canada
Chile
China
Czech Republic
Denmark
France
Germany
Hong Kong
Israel
Kenya
Mexico
Netherlands
New Zealand
Peru
Philippines
Poland
Republic of Korea
Romania
South Africa
Spain
Sweden
Switzerland
Taiwan
Thailand
United Kingdom
United States of America
India  
Sites of Study
Modification(s)  
No of Sites = 16  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Prabhat Ranjan Sinha  Aakash Healthcare SuperSpecialty Hospital  Hospital Plot, Road No.-201,Sector-3, Dwarka, -110075,India New Delhi
New Delhi
DELHI 
01143388888

drprabhat.ranjan@aakashhealthcare.com 
Dr Sandeep Katiyar  Apollo Speciality Hospital Pvt. LTd  14/138, Chunni Ganj,Kanpur-208001, UttarPradesh, India Kanpur Dehat UTTAR PRADESH
Kanpur Dehat
UTTAR PRADESH 
9889888080

macrc03@gmail.com 
Dr Manas Sen  ESIC Medical College and Hospital  Clinical Trial Unit MRU (Multidisciplinary Research Unit) Basement ESIC Medical college & Hospital, NH3, NIT, Faridabad 121001, Haryana India
Faridabad
HARYANA 
9968306997

drmksen@yahoo.com 
Dr Kirankumar Chandubhai Rami  GMERS Medical College and Civil Hospital, Sola  104-TB & Chest Department,A Block,OPD Buidling, Gujarat high court, Sola gram road Ahmadabad GUJARAT
Ahmadabad
GUJARAT 
97232228665

drkiranrami117@gmail.com 
Dr K Sunil Naik  Government Medical College and Government General Hospital  Department of Medicine Srikakulam Andra Pradesh-532001 India
Srikakulam
ANDHRA PRADESH 
944082899

drsunilnaikggh@gmail.com 
Dr Jotideb Mukhopadhyay  Institute of Post Graduate Medical Education and Research and SSKM Hospital  Department of Medicine, 4th Floor, 244, A.J.C Bose Road, 700020, India. Kolkata WEST BENGAL
Kolkata
WEST BENGAL 
9433770356

drjotideb60@gmail.com 
Dr Piyush Arora  Jawahar Lal Nehru Medical College  Clinical Research Department Jawahar Lal Nehru Medical College Kala Bagh 305001 Ajmer RAJASTHAN
Ajmer
RAJASTHAN 
9887088122

Doctor.piyusharora@gmail.com 
Dr Mohammad Shameem  Jawaharlal Nehru Medical College  Department of Tuberculosisand Chest Disease,Jawaharlal Nehru MedicalCollege, AligarhMuslimUniversity, Aligarh,Uttar Pradesh 202002, India. Aligarh UTTAR PRADESH
Aligarh
UTTAR PRADESH 
9412731835

mshameen@myamc.ac.in 
Dr Ram S Kaulgud  Karnataka Medical College and Research Institute  Hubballi P.B Road, Vidyanagar, Hubballi-580021, Dharwad Dist. Karnataka state, India
Dharwad
KARNATAKA 
08362373348

ramkaulgud@gmail.com 
Dr Himanshu Pophale  Kothrud Hospital   Opp. Hill View Park, (Metro Car Depot), Paud Road, Kothrud, Pune, Maharashtra 411038, India. Pune MAHARASHTRA
Pune
MAHARASHTRA 
9503939461

himanshupophale@yahoo.co.in 
Dr Manish Kumar Jain  Maharaja Agrasen Superspeciality Hospital   Central Spine, AgrasenAspatal Marg, Sector - 7,Vidhyadhar Nagar- 302039,India Jaipur
Jaipur
RAJASTHAN 
9414414834

doctormanishjain2@gmail.com 
Dr Sandeep Kumar Gupta  MV Hospital and Research Centre  314/30 Mirza Mandi Chowk, -226003, India Lucknow UTTAR PRADESH
Lucknow
UTTAR PRADESH 
9336077839

sandeepkumar.gupta@rediffmail.com 
Dr Boyilla Nagaraju  Paarthiv LungCare Center   Plot No. 2, Czech colony,road no.1 Hyderabad500018,Telangana state, India Hyderabad
Hyderabad
TELANGANA 
8886863444

drnagaraj.b@gmail.com 
Dr Akash Balki  Shree Hospital & critical Care Centre  3rd Floor Behind Shree Hospital & Critical Care Centre, Mirchi Bazaar, Umrer Road, Sakkardara,Sq,Nagpur-440009,
Nagpur
MAHARASHTRA 
9890812215

Akashbalki49@gmail.com 
Dr Ajit Singh  SMS Medical college and attached Hospitals  Room No. 16 First Floor Division of Allergy & Pulmonary Medicine Dhanvantri OPD Block,SMS Hospital,JLN Marg Jaipur
Jaipur
RAJASTHAN 
09829135692

dr.ajeetsingh@yahoo.com 
Dr Venkata Nagarjuna Maturu  Yashoda Hospitals  Hitech City, Cyber Towers to JNTU Road, -500084, India Hyderabad TELANGANA
Hyderabad
TELANGANA 
9100935638

arjunjipmer@yahoo.co.in 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 16  
Name of Committee  Approval Status 
Aakash Healthcare Super Specialty Hospital Institutional Ethics Committee  Submittted/Under Review 
Apollo Specialty Hospital Kanpur Ethics Committee  Approved 
IEC,MaharajaAgrasenHospital  Approved 
Institutional Ethics Committe -Yashoda Academy of Medical Education and Research  Approved 
Institutional Ethics Committee for ESIC Faridabad  Approved 
Institutional Ethics Committee for M. V. Hospital and Research Centre  Approved 
Institutional Ethics committee for Research involving Human subject IPGME &R Research Oversight Committee  Submittted/Under Review 
Institutional Ethics committee GMERS Medical College & Civil Hospital, Sola  Submittted/Under Review 
Institutional Ethics Committee Jawahar Lal Nehru Medical College Kala Bagh,  Approved 
Institutional Ethics Committee Jawaharlal Nehru Medical College and Hospital  Approved 
Institutional Ethics Committee Karnataka institute of medical sciences  Approved 
Institutional Ethics Committee S.M.S. Medical College and attached Hospitals  Approved 
Institutional Ethics Committee, Government Medical College & Government General Hospital,  Submittted/Under Review 
Institutional Ethics committee- Neelima Hospitals  Approved 
Royal Pune Independent EthicsCommittee  Approved 
Shree Hospital Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Approved/Obtained 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: J441||Chronic obstructive pulmonary disease with (acute) exacerbation,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Astegolimab(RO7187807)  Dose: Astegolimab 476 mg Route Of Administration: Subcutaneous injection. Eligible participants will receive subcutaneous (SC) astegolimab every 2 weeks (Q2W) until the end of the study. Total duration: 220weeks  
Comparator Agent  NA  NA 
 
Inclusion Criteria
Modification(s)  
Age From  40.00 Year(s)
Age To  90.00 Year(s)
Gender  Both 
Details  Patients must meet the following criteria for study entry:
1.Signed Informed Consent Form
2.Ability to comply with the requirements of the study protocol, according to the investigator’s best judgment
3.Completion of the 52-week treatment period in either Study GB43311 or Study GB44332
Participants with missing Week 52 visit assessments will not meet this eligibility criteria and cannot be enrolled in the GB43374 open-label extension study until Week 52 assessments are completed. For patients in Study GB43311 eligible for the additional treatment period: Continued participation in the additional treatment period up to local availability of the OLE is required.
4.For women of childbearing potential: agreement to remain abstinent (refrain from heterosexual intercourse) or use contraception, as defined below:
Women must remain abstinent or use contraceptive methods with a failure rate of < 1% per year during the treatment period and for 12 weeks after the final dose of astegolimab.
A woman is considered to be of childbearing potential if she is postmenarchal, has not reached a postmenopausal state (>12 continuous months of amenorrhea with no identified cause other than menopause), and is not permanently infertile due to surgery (i.e., removal of ovaries, fallopian tubes, and/or uterus) or another cause as determined by the investigator (e.g., Müllerian agenesis). The definition of childbearing potential may be adapted for alignment with local guidelines or regulations.
Examples of contraceptive methods with a failure rate of < 1% per year include bilateral tubal ligation, male sterilization, hormonal contraceptives that inhibit ovulation, hormone-release intrauterine devices, and copper intrauterine devices.
The reliability of sexual abstinence should be evaluated in relation to the duration of the clinical trial and the preferred and usual lifestyle of the patient. Periodic abstinence (e.g., calendar, ovulation, symptothermal, or postovulation methods) and withdrawal are not adequate methods of contraception. If required per local guidelines or regulations, locally recognized adequate methods of contraception and information about the reliability of abstinence will be described in the local Informed Consent Form.

 
 
ExclusionCriteria 
Details  Patients who meet any of the following criteria will be excluded from study entry:
1.Withdrawal of consent and/or premature discontinuation from parent study
2.Any permanent discontinuation of study drug in parent study
3.Significant non-compliance in the parent study, specifically defined as missing scheduled visits, per investigators judgment
4.Pregnant or breastfeeding, or intending to become pregnant during the study or within 12 weeks after the final dose of study drug.
5.Any new diagnosis of asthma according to the Global Initiative for Asthma guidelines or other accepted guidelines since enrolling in the parent study
6.Any new clinically significant pulmonary disease other than COPD (e.g., pulmonary fibrosis, sarcoidosis, chronic pulmonary embolism or primary pulmonary hypertension, alpha-1-antitrypsin deficiency) since enrolling in the parent study
7.Active tuberculosis or untreated latent tuberculosis
If a patient is positive for latent tuberculosis at screening, they can be eligible after completing treatment per local standard of care.
8.Treatment with a licensed respiratory biologic agent (e.g., omalizumab, dupilumab, and or anti-IL-5 therapies) at the time of study entry
9.Initiation of treatment that is considered palliative (e.g., for life expectancy less than 12 months) since enrolling in the parent study
10.History of severe allergic reaction or anaphylactic reaction to any biologic agent or known hypersensitivity to any component of astegolimab
11. Any other new serious medical condition or abnormality in clinical laboratory tests that, in the investigators judgment, precludes the patients safe participation in and completion of the study since enrolling in the parent study
12. Any new unstable cardiac disease, myocardial infarction, or New York Heart Association Class III or IV heart failure since enrolling in the parent study
13.Any new abnormal ECG that is deemed clinically significant by the investigator, including complete left bundle branch block or second- or third-degree atrioventricular heart block since enrolling in the parent study
14.QT interval corrected through use of Fredericias formula (QTcF) greater than 450ms if patient is male of QTcF greater than 470ms if patient is female
15.For male or female patients with QRS greater than 120ms- QTcF greater than 480ms.

 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
To evaluate the long-term safety of Astegolimab
 
The assessment will be carried out while comparing to baseline visit (participant who have received at least 1 dose of study drug is eligible for the analysis) based on the Incidence and severity of all AEs, SAEs, AESIs and AEs leading to death or Discontinuation Severity determined according to the DAIDS Table for Grading the Severity of Adult and Pediatric AEs (DAIDS Toxicity Grading Scale), with slight modifications for clarity and for alignment with internal practices. 
 
Secondary Outcome  
Outcome  TimePoints 
NA  NA 
 
Target Sample Size   Total Sample Size="2000"
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   Phase 3 
Date of First Enrollment (India)   24/01/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  28/06/2023 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="4"
Months="3"
Days="0" 
Recruitment Status of Trial (Global)   Open to Recruitment 
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  

This is a Phase III multicenter, open-label extension (OLE) study to evaluate the long-term safety and explore the efficacy of astegolimab in combination with standard of care (SOC). Patients with COPD who have completed the 52-week treatment period in either Study GB43311 or Study GB44332 and fulfill the eligibility criteria for the OLE will be enrolled. Patients who have discontinued treatment in either parent study will not be eligible to enroll into the OLE.

Several key aspects of the study design and study population are summarized below.

 

Astegolimab 476 mg will be administered Q2W by subcutaneous injection. All participants must continue to be on optimized, stable COPD maintenance therapy, with no anticipated changes in therapy throughout the study

 

The total duration of study participation for each individual is expected is expected to range from 1 day to more than 51 months

The purpose of this study is to assess the long-term safety and to explore the efficacy of astegolimab, a human IgG2 mAb that selectively inhibits the interleukin-33 (IL-33) receptor ST2, in participants with chronic obstructive pulmonary disease (COPD) who have completed the 52-week placebo-controlled treatment period in either the Phase IIb (GB43311) or Phase III (GB44332) astegolimab study. The open-label design will allow assessment of the impact of longer treatment duration of astegolimab on safety, lung function, COPD exacerbations, and patient-reported outcomes (PROs).

 
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