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CTRI Number  CTRI/2025/11/097238 [Registered on: 11/11/2025] Trial Registered Prospectively
Last Modified On: 07/11/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Other 
Public Title of Study   A Study of the Medicine Called Abrocitinib in Children 6 to Less Than 12 Years of Age With Moderate-to-Severe Eczema 
Scientific Title of Study   A 16-Week, Multicenter, Interventional, Phase 3, Randomized, Double-Blind, Placebo-Controlled, Parallel Group Study To Investigate Efficacy and Safety of Abrocitinib in Children 6 To Less Than 12 Years of Age with Moderate-To-Severe Atopic Dermatitis 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NCT06807268  ClinicalTrials.gov 
Protocol B7451023 Original Protocol, 20 December 2024  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name   
Designation   
Affiliation   
Address 




 
Phone    
Fax    
Email    
 
Details of Contact Person
Scientific Query
 
Name  Dr Seema Pai 
Designation  Senior Director Clinical Site Operations – India Cluster 
Affiliation  Pfizer Limited 
Address  The Capital, 1802/1901, Plot No. C - 70, G Block, Bandra Kurla Complex, Bandra (East), Mumbai

Mumbai
MAHARASHTRA
400051
India 
Phone  02266932000  
Fax  02226540274  
Email  seema.pai@pfizer.com  
 
Details of Contact Person
Public Query
 
Name  Dr Seema Pai 
Designation  Senior Director Clinical Site Operations – India Cluster 
Affiliation  Pfizer Limited 
Address  The Capital, 1802/1901, Plot No. C - 70, G Block, Bandra Kurla Complex, Bandra (East), Mumbai


MAHARASHTRA
400051
India 
Phone  02266932000  
Fax  02226540274  
Email  seema.pai@pfizer.com  
 
Source of Monetary or Material Support  
Pfizer Inc., 66 Hudson Boulevard East New York, NY 10001 
 
Primary Sponsor  
Name  Pfizer Inc.  
Address  66 Hudson Boulevard East New York, NY 10001 United State 
Type of Sponsor  Pharmaceutical industry-Global 
 
Details of Secondary Sponsor  
Name  Address 
Pfizer Limited  The Capital, 1802/1901, Plot No. C - 70, G Block, Bandra Kurla Complex, Bandra (East), Mumbai 400 051.  
 
Countries of Recruitment     China
Germany
Hungary
India
Japan
Mexico
Poland
Spain
United States of America  
Sites of Study  
No of Sites = 4  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Neetu Bhari  All India Institute of Medical Sciences  Ansari Nagar, New Delhi-110029, South Delhi, Delhi, India
New Delhi
DELHI 
9650437049

drntbhari@gmail.com 
Dr Saswati Halder  Calcutta School of Tropical Medicine  Department of Dermatology 108, Chittaranjan Avenue, College Square, Kolkata-700073, West Bengal, India
Kolkata
WEST BENGAL 
7980669705

saswatihalder32@gmail.com 
Dr Ramesha Bhat M  Father Muller Medical College Hospital  Father Muller Medical College, Father Muller Road, Kankanady, Mangalore-575002, Karnataka, India
Dakshina Kannada
KARNATAKA 
9845084224

rameshderma@gmail.com 
Dr Shefali Porwal  Medanta Hospital  2nd Floor, OPD A-Wing, Sector-A. Pocket-1, Amar Shaheed Path, Suhshant Golf City,Lucknow-226030, Uttar Pradesh, India
Lucknow
UTTAR PRADESH 
8052496888

shefali.porwal@medanta.org 
 
Details of Ethics Committee  
No of Ethics Committees= 4  
Name of Committee  Approval Status 
Clinical Research Ethics Committee  Submittted/Under Review 
Father Muller Institutional Ethics Committee  Approved 
Institute Ethics Committee All India Institute of Medical Sciences  Approved 
Institutional Ethics Committee Medanta Lucknow  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Approved/Obtained 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: L209||Atopic dermatitis, unspecified,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Abrocitinib  Participants weighing greater than 15 kg and less than 35 kg: 50 mg once a day Participants weighing greater than 35 kg: 100 mg once a day Participants weighing greater than 15 kg and less than 35 kg: 100 mg once a day Participants weighing greater than 35 kg: 200 mg once a day 
Comparator Agent  Placebo  Participants weighing greater than15 kg and less than 35 kg: 50 mg once a day Participants weighing greater than 35 kg: 100 mg once a day Participants weighing greater than 15 kg and less than 35 kg: 100 mg once a day Participants weighing greater than 35 kg: 200 mg once a day 
 
Inclusion Criteria  
Age From  6.00 Year(s)
Age To  12.00 Year(s)
Gender  Both 
Details  Inclusion Criteria Children aged 6 to less than 12 years at the time of informed consent or assent.

1. No contraception methods are required for male participants.


Disease Characteristics-

Participants who meet all of the following AD criteria-

1. A documented diagnosis of chronic AD for at least 1 year prior to screening and confirmed at screening and baseline visits according to the Hanifin and Rajka criteria and

2. A diagnosis of moderate-to-severe AD at the baseline visit - must fulfill all of the following criteria- BSA greater than equal to 10 percent, vIGA greater than equal to 3, EASI greater than equal to 16, and WI-NRS greater than equal to 4 and

3. Documented history within 6 months of the screening visit of inadequate response to treatment with topical medical therapy for AD eg, TCS and TCI, for at least 4 weeks and are candidates for systemic therapy 
 
ExclusionCriteria 
Details  Participants are excluded from the study if any of the following criteria apply-

Medical Conditions-

1. Any medical or psychiatric condition including any active suicidal ideation in the past year or suicidal behavior in the past 5 years or laboratory abnormality that may increase the risk of study participation or, in the investigators judgment, make the participant inappropriate for the study.

2. If the participant has SDQ total score greater than equal to 17, the investigator should exclude them or refer the child to a pediatric MHP to determine if it is safe to participate in the study. A copy or summary of the evaluation should be placed in the site source documents.

3. Have any of the following medical conditions-

i) Infections-
Skin infections that require treatment with systemic antimicrobials within 2 weeks prior to Day 1 (Baseline) or have superficial skin infections within 1 week of Day 1.
History of systemic infection requiring hospitalization or parenteral antimicrobial therapy or as otherwise judged clinically significant by the investigator within 1 month prior to Day 1.
Have a history (single episode) of disseminated herpes zoster or disseminated herpes simplex, or a recurrent localized, dermatomal herpes zoster.
Infection with HIV, hepatitis B, and/or hepatitis C
Evidence of active TB or inadequately treated latent TB.

ii) Skin Conditions-
Including but not limited to psoriasis, seborrheic dermatitis or lupus on Day 1 that would interfere with evaluation of AD or response to treatment.

iii) Other Conditions-
Documented history of skeletal dysplasia.
Documented history of retinal detachment.
History of or conditions associated with thrombocytopenia, coagulopathy or platelet dysfunction.
Prior history of leukemia, lymphoma, sarcoma or any other malignancy.
Immunodeficiency disorder or a first-degree relative with a hereditary immunodeficiency.
Any other medical conditions that in the investigators judgment make the participant inappropriate for the study.

iv) Prior or Concomitant Therapy-
Prior treatment with a systemic JAK inhibitor for AD. Live attenuated vaccination within 6 weeks prior to Day 1 or require vaccination with live attenuated vaccines during treatment or within 6 weeks after the last dose of study intervention.

v) Concomitant use of strong inhibitors and inducers of CYP2C19 enzymes, strong inducers of CYP2C9 enzymes, P-gp substrates with narrow therapeutic index and sensitive CYP2C19 substrates is not allowed in the study.

vi) Prior or Concurrent Clinical Study Experience:
Previous administration of an investigational drug within 30 days or 5 half lives, whichever is longer, of Day 1. 
 
Method of Generating Random Sequence   Other 
Method of Concealment   Other 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
1. Response based on achieving Validated Investigators Global Assessment score of clear or almost clear and a reduction from baseline of greater than equal to 2 points at Week 12

2. Response based on achieving greater than 75 percent improvement from baseline in the Eczema Area and Severity Index at Week 12 
1. At Week 12

2. At week 12 
 
Secondary Outcome  
Outcome  TimePoints 
Change from Baseline in the Worst Itch Numerical Rating Scale at Week 2  At week 2 
Response based on achieving at least a 4-point improvement from baseline in the WI-NRS at Week 12  At week 12 
Response based on achieving WI-NRS less than 2 at Week 12  At week 12 
 
Target Sample Size   Total Sample Size="150"
Sample Size from India="8" 
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)   18/03/2026 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  24/07/2025 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="9"
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 research study is being conducted to find out if the test medicine, abrocitinib, improves eczema and is safe for children 6 to less than 12 years of age who have moderate-to-severe eczema. Research study participants who meet the study criteria will be assigned by chance (like the flip of a coin) to receive either abrocitinib test medicine or placebo (pretend medicine that looks just like the test medicine) for 16 weeks. The study will last for about 24 weeks in total. 
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