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CTRI Number  CTRI/2024/06/068865 [Registered on: 13/06/2024] Trial Registered Prospectively
Last Modified On: 25/03/2026
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Other 
Public Title of Study   A Study of Dostarlimab vs Placebo After Chemoradiation in Adult Participants With Locally Advanced Unresected Head and Neck Squamous Cell Carcinoma 
Scientific Title of Study
Modification(s)  
A Randomized, Double-blind, Placebo-controlled Phase 3 Study to evaluate Dostarlimab as Sequential Therapy after Chemoradiation in Participants with Locally Advanced Unresected Head and Neck Squamous Cell Carcinoma (JADE) 
Trial Acronym  JADE 
Secondary IDs if Any
Modification(s)  
Secondary ID  Identifier 
2023-508613-17-00  EudraCT 
221530 Protocol Amendment 2 dated 26-Aug-24  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)
Modification(s)  
Name  Dr Gaurav Deshmukh 
Designation  Therapy Area Lead 
Affiliation  GSK Pharma India Private Limited 
Address  GSK Pharma India Private Limited C/O GlaxoSmithKline Pharmaceuticals Limited Dr.Annie Besant Road, Worli, Mumbai, MAHARASHTRA, India Mumbai MAHARASHTRA 400030 India

Mumbai
MAHARASHTRA
400030
India 
Phone  7977659978  
Fax    
Email  gaurav.a.deshmukh@gsk.com  
 
Details of Contact Person
Scientific Query

Modification(s)  
Name  Dr Gaurav Deshmukh 
Designation  Therapy Area Lead 
Affiliation  GSK Pharma India Private Limited 
Address  GSK Pharma India Private Limited C/O GlaxoSmithKline Pharmaceuticals Limited Dr.Annie Besant Road, Worli, Mumbai, MAHARASHTRA, India Mumbai MAHARASHTRA 400030 India

Mumbai
MAHARASHTRA
400030
India 
Phone  7977659978  
Fax    
Email  Gaurav.a.deshmukh@gsk.com  
 
Details of Contact Person
Public Query
 
Name  Swapnali Raut 
Designation  Director, Clinical Operations India 
Affiliation  GSK Pharma India Private Limited 
Address  GSK Pharma India Private Limited C/O GlaxoSmithKline Pharmaceuticals Limited Dr.Annie Besant Road, Worli, Mumbai, MAHARASHTRA, India Mumbai MAHARASHTRA 400030 India

Mumbai
MAHARASHTRA
400030
India 
Phone  9821415224  
Fax    
Email  swapnali.a.raut@gsk.com  
 
Source of Monetary or Material Support  
GSK India Pharma Private Limited C/o GlaxoSmithKline Pharmaceuticals Limited, Dr. Annie Besant Road, Worli, Mumbai 400030 
 
Primary Sponsor  
Name  GlaxoSmithKline Research & Development Limited 
Address  980 Great West Road Brentford Middlesex TW8 9GS UK 
Type of Sponsor  Pharmaceutical industry-Global 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment
Modification(s)  
  Argentina
Australia
Belgium
Brazil
Canada
China
France
Germany
Greece
Hungary
India
Israel
Italy
Japan
Mexico
Norway
Poland
Portugal
Republic of Korea
Romania
Spain
Sweden
Taiwan
Turkey
United Kingdom
United States of America
Czech Republic
Egypt
Saudi Arabia
Singapore
Switzerland
United Arab Emirates  
Sites of Study
Modification(s)  
No of Sites = 15  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Sandip Kumar Barik  AIIMS,Bhubaneswar  AIIMS,Bhubaneswar,Sijua,Patrapada,Dumduma,Odisha,India,751019
Khordha
ORISSA 
9450381454

sandip.barik1@gmail.com 
Dr Mukesh Patekar  Artemis Hospital  Hr Building 4th floor, Clinical Research Department, Sec-51, Gurugram, Haryana-122001
Gurgaon
HARYANA 
9968959935

mukesh.patekar@artemishospitals.com 
Dr Deepak Gupta  Bhagwan Mahaveer Cancer Hospital and Research Centre  Clinical Trial & Research Department 05th Floor, Bhagwan Mahaveer Cancer Hospital & Research Center, J.L.N. Marg, Malviya Nagar, Jaipur. Pin 302017.
Jaipur
RAJASTHAN 
9001795275

drdeepakgupta@yahoo.co.in 
Dr Sangeeta Jiwatani  Daycare Angels under AOH (Advani Olickal Healthcare Service  3rd floor, Sushrut Hospital and Research Centre, 365, Swastik park, Chembur (East), Mumbai-400071, Maharashtra, India
Mumbai
MAHARASHTRA 
8097681981

sangeetajiwatani@hotmail.com 
Dr K Lakshmi Priyadarshini  HCG City cancer centre  HCG City cancer centre,33-25-33, CH Venkata krishnayya street, suryarao pet, vijayawada-520002, Andhra Pradesh, India
Krishna
ANDHRA PRADESH 
8662436661

priyadarshini006@gmail.com 
Dr Raj Nagarkar   HCG Manavata Cancer Centre  HCG Manavata Cancer Centre, Behind Shivang Auto, Mumbai Naka, Nashik, 422002
Nashik
MAHARASHTRA 
9823061929

drraj@manavatacancercentre.com 
Dr Koushik Chatterjee  IPGME & R and SSKM Hospital  IPGME & R and SSKM Hospital, 244 AJC Bose Road, Kolkata – 700020
Kolkata
WEST BENGAL 
9874357580

drkoushik.chatterjee@gmail.com 
Dr Rohan Bhise  KLES Dr Prabhakar Kore Hospital & Medical Research Centre  KLES Dr Prabhakar Kore Hospital & Medical Research Centre, Nehrunagar Belagavi-590010 Karnataka India
Belgaum
KARNATAKA 
9448866712

rohanbhise30@gmail.com 
Dr Radhika Parimkayala  MNJ Institute of Oncology & Regional Cancer Center  MNJ Institute of Oncology & Regional Cancer Center, Red Hills, Hyderabad Telangana 500004
Hyderabad
TELANGANA 
9848792682

radhika.parimkayala@gmail.com 
Dr Ghanshyam Patel  Nirmal Hospital Pvt Ltd  Nirmal Hospital Pvt Ltd, Ring Road, Surat- 395002, Gujarat, India
Surat
GUJARAT 
9376913131

drgnpatelonco@gmail.com 
Dr Rejnish Kumar  Regional Cancer Centre  Regional Cancer Centre, Medical College Campus, Medical College P O Trivandrum-695011 Kerala, India
Thiruvananthapuram
KERALA 
9447072333

rejnish@gmail.com 
Dr Minish Jain  Ruby Hall Clinic  New Cancer Building, 3rd Floor Oncology Department, 40 Sassoon Road, Pune, Maharashtra- 411001
Pune
MAHARASHTRA 
9823133390

minishjainresearch009@gmail.com 
Dr Kumar Prabhash  Tata Memorial Hospital  Tata Memorial Hospital, Dr Ernest Borges Road, Parel East, Mumbai 400012
Mumbai
MAHARASHTRA 
9167760576

kprabhash1@gmail.com 
Dr S G Raman  The Voluntary Health Services  Cancare Foundation, The Voluntary Health Services, SH 49A, Pallipattu, Taramani, Chennai-600113
Chennai
TAMIL NADU 
8939321897

sgraman8@gmail.com 
Dr Shashidhar Karpurmath  Vydehi Institute of Medical Sciences and Research Center  Vydehi Institute of Medical Sciences and Research Center, 82, EPIP area, Whitefield, Bangalore 560 066, Karnataka
Bangalore
KARNATAKA 
8861085629

shashivk5@gmail.com 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 13  
Name of Committee  Approval Status 
Artemis Health Sciences Institutional Ethics Committee  Approved 
Human Ethics Committee RCC  Submittted/Under Review 
IEC, KLE Universitys KLE Dr PK Hospital & MRC  Approved 
INSTITUTIONAL ETHICS COMMITTEE, AIIMS Bhubaneswar  Submittted/Under Review 
Institutional Ethics Committee- HCG Curie CCC  Approved 
IPGME&R Research Oversight Committee  Submittted/Under Review 
Manavata Clinical Research Institute Ethics Committee  Approved 
MNJIORCC Ethics Committee  Approved 
Mumbai Oncocare Centre IEC  Approved 
NIRMAL HOSPITAL ETHICS COMMITTEE  Approved 
Poona Medical Research Foundation  Approved 
TMH, Institutional Ethics Committee-II  Approved 
Vydehi Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI
Modification(s)  
Status 
Approved/Obtained 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: C148||Malignant neoplasm of overlappingsites of lip, oral cavity and pharynx,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Dostarlimab  50 mg/mL with a delivery volume of 10 mL 500 mg Q3W for 4 cycles then, 1000 mg Q6W for 7 cycles  
Comparator Agent  Placebo   Commercially sourced sterile 0.9% Sodium Chloride solution for intravenous infusion (normal saline) Q3W for 4 cycles then Q6W for 7 cycles  
 
Inclusion Criteria
Modification(s)  
Age From  18.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  Participants are eligible to be included in the study only if all of the following criteria apply:

1. Has newly diagnosed unresected LA histologically confirmed HNSCC of the oral cavity, oropharynx, hypopharynx or larynx and completed cisplatin plus radiotherapy (termed "CRT" in this protocol) with curative intent and has no evidence of distant metastatic disease.
2. Has provided acceptable core or excisional tissue demonstrating:

PD-L1 positive tumor status
If the primary tumor site is oropharyngeal carcinoma, the participant must have p16 IHC testing.
3. Has an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1
4. Has adequate organ function.
NOTE: Tumors to be staged according to the 8th edition of the American Joint
Committee on Cancer (AJCC) staging manual (Amin, 2017).
NOTE: For eligibility assessment: TNM stage for oropharyngeal HNSCC must be based on p16 status as determined by CINtec assay.
 
 
ExclusionCriteria 
Details  Participants are excluded from the study if any of the following criteria apply:

1. Has received prior radiation therapy, systemic therapy, targeted therapy, or radical surgery for management of head and neck cancer not considered part of CRT.
2. Has cancer outside of the oropharynx, larynx, hypopharynx or oral cavity, such as nasopharyngeal, sinus, other para-nasal, or other unknown primary head and neck cancer.
3. Has undergone any major surgical procedure or experienced significant traumatic injury within 28 days prior to enrolment.
4. Has any history of interstitial lung disease or pneumonitis (past or current).
5. Has cirrhosis or current unstable liver biliary disease per investigator assessment defined by the presence of ascites, encephalopathy, coagulopathy, hypoalbuminemia, esophageal/gastric varices, or persistent jaundice.
6. Has a history or current evidence of any medical condition, therapy, or laboratory abnormality that might confound the study results, interfere with their participation for the full duration of the study intervention, or indicate it is not in the best interest of the participant to participate, in the opinion of the investigator.
7. Is receiving any other anticancer or experimental therapy. No other experimental therapies (including but not limited to chemotherapy, radiation, hormonal treatment, antibody therapy, immunotherapy, gene therapy, vaccine therapy, or other experimental drugs) of any kind are permitted while the participant is receiving study intervention.
8. Previous treatment with anti-PD-1, anti-PD-L1, or anti-PD-L2 agent or an agent directed to another stimulatory or coinhibitory T-cell receptor (e.g., Cytotoxic T-lymphocyte associated protein 4 (CTLA4), (OX-40, CD134).
9. Is pregnant, breastfeeding, or expecting to conceive children within the projected duration of the study, starting with the Screening Visit through 120 days after the last dose of study intervention.
10. Has a history of severe allergic and/or anaphylactic reactions to chimeric, human or humanized antibodies, fusion proteins, or known allergies to dostarlimab or its excipients. 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Centralized 
Blinding/Masking   Participant, Investigator, Outcome Assessor and Date-entry Operator Blinded 
Primary Outcome  
Outcome  TimePoints 
Event-free Survival (EFS) Assessed by Blinded Independent Central Review (BICR)  Up to approximately 5 years 
 
Secondary Outcome  
Outcome  TimePoints 
Overall Survival (OS)   Up to approximately 5 years 
Event-free Survival (EFS) assessed by investigator  Up to approximately 5 years 
Number of Participants with treatment emergent adverse events (TEAEs), Immune-mediated TEAEs, and serious adverse events (SAEs) by severity  Up to approximately 5 years 
Number of Participants with TEAEs and SAEs leading to dose delays, withdrawals or death  Up to approximately 5 years  
Number of participants with clinically significant changes in laboratory, vital signs, and safety assessment parameters  Up to approximately 5 years 
Serum Concentration of Dostarlimab   Up to approximately 15 months 
Serum Concentration of Dostarlimab at End of Infusion (C-EoI)  Up to approximately 15 months 
Serum Predose trough concentration (Ctrough) of Dostarlimab  Up to approximately 15 months 
Number of Participants with Anti-Drug Antibodies against Dostarlimab   Up to approximately 15 months 
 
Target Sample Size   Total Sample Size="864"
Sample Size from India="50" 
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)   21/06/2024 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  04/03/2024 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="5"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Open to Recruitment 
Recruitment Status of Trial (India)  Open to Recruitment 
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   The goal of this study is to assess the safety and effectiveness of Dostarlimab compared to Placebo in adult participants with HNSCC (Head and Neck Squamous Cell Carcinoma) 
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