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CTRI Number  CTRI/2020/07/026827 [Registered on: 27/07/2020] Trial Registered Prospectively
Last Modified On: 07/06/2023
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Biological 
Study Design  Other 
Public Title of Study   A Study of PF-06480605 in Adult Participants With Moderate to Severe Ulcerative Colitis 
Scientific Title of Study   A phase 2B, multicenter, randomized, double-blind, placebo-controlled dose-ranging study to evaluate the efficacy, safety, and pharmacokinetics of PF-06480605 in adult participants with moderate to severe ulcerative colitis 
Trial Acronym   
Secondary IDs if Any
Modification(s)  
Secondary ID  Identifier 
2019-002698-74  EudraCT 
B7541007 (Final Protocol Amendment 2, 01 Sep 2020)  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 Karan Thakkar 
Designation  Site Relationship and Excellence Partner 
Affiliation  Pfizer Limited 
Address  Global Site & Study Operations, Clinical Development & Operations, Pfizer Global Product Development,
Pfizer Limited, The Capital, 1802/1901, Plot No. C-70, G Block, Bandra Kurla Complex, Bandra (E), Mumbai, MAHARASHTRA, 400051, India
Mumbai
MAHARASHTRA
400051
India 
Phone  7045788858  
Fax    
Email  karan.thakkar@pfizer.com  
 
Details of Contact Person
Public Query
 
Name  Dr Seema Pai 
Designation  Director (Site Relationship and Excellence Partner) 
Affiliation  Pfizer Limited 
Address  Global Site & Study Operations, Clinical Development & Operations, Pfizer Global Product Development,
Pfizer Limited, The Capital, 1802/1901, Plot No. C-70, G Block, Bandra Kurla Complex, Bandra (E), Mumbai, MAHARASHTRA, 400051, India
Mumbai
MAHARASHTRA
400051
India 
Phone  8826422322  
Fax    
Email  seema.pai@pfizer.com  
 
Source of Monetary or Material Support  
Pfizer Inc., 235 East 42nd Street, New York, NY 10017 
 
Primary Sponsor  
Name  Pfizer Inc 
Address  235 East 42nd Street New York NY 10017 
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(E), Mumbai 400051, INDIA 
 
Countries of Recruitment     Australia
Austria
Belarus
Belgium
Bulgaria
China
Colombia
France
Germany
Hungary
India
Italy
Japan
Kazakhstan
Mexico
Poland
Romania
Russian Federation
Serbia
Slovakia
South Africa
Spain
Thailand
Turkey
Ukraine
United Kingdom
United States of America  
Sites of Study
Modification(s)  
No of Sites = 8  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Saurabh Kedia  All India Institute of Medical Sciences  Ansari Nagar, New Delhi-110029, India
New Delhi
DELHI 
9868428535

dr.saurabhkedia@yahoo.com 
Dr Saumin Shah  Gujarat Hospital – Gastro and Vascular Centre  Opposite Shree Ram Petrol Pump, Anand Mahal Road, Adajan, Surat, Gujarat, Pin-395009, India
Surat
GUJARAT 
9408042224

dr.sauminpshah@gmail.com 
Dr Shiran Shetty  Kasturba Medical College and Hospital  Department of Gastroenterology, MAHE, Manipal-576 104, Karnataka, India
Udupi
KARNATAKA 
8861920517

drshiran@gmail.com 
Dr Avinash Balekuduru  M.S. Ramaiah Medical College and Hospitals  M.S. Ramaiah Nagar, MSRIT Post, Bangalore – 560054
Bangalore
KARNATAKA 
8023601923

Avinashbalekuduru@gmail.com 
Dr Mukesh Kalla  S. R. Kalla Memorial Gastro and General Hospital  78-79, Dhuleshwar Garden, C-Scheme, Behind HSBC Bank, Sardar Patel Marg, Jaipur-302001, Rajasthan, India
Jaipur
RAJASTHAN 
9829050622

drmkalla@rediffmail.com 
Dr Chetan Nalin Metha  Shree Giriraj Multispecialty Hospital  Clinical Trial Department, 27 – Navjyot Park Corner, 150 Feet Ring Road, Rajkot-360005, Gujarat, India
Rajkot
GUJARAT 
9825077472

mehtacn@hotmail.com 
Dr Sandeep Nijhawan  SMS Medical College and Hospital  J.L.N. Marg, Jaipur-302 004, Rajasthan, India
Jaipur
RAJASTHAN 
9829272233

drnijhawansandeep@gmail.com 
Dr Rajiv Manhar Mehta  Surat Institute of Digestive Sciences  Vijay Nagar Gate No-3, Besides Nirman Bhavan, Opposite Gandhi College, Surat-395002, Gujarat, India
Surat
GUJARAT 
9879863510

rmgastro@yahoo.com 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 8  
Name of Committee  Approval Status 
Ethics Committee, M.S. Ramaiah Medical College and Hospitals  Approved 
Ethics Committee, SMS Medical College and Hospital  Approved 
Institute Ethics Committee, All India Institute of Medical Sciences  Approved 
MAHE Ethics Committee  Approved 
S. R. Kalla Memorial Ethical Committee for Human Research  Approved 
Shree Giriraj Hospital Research Ethics Committee  Approved 
Surat Institute of Digestive Sciences EC  Approved 
Unity Hospital Ethics Committee, Gujarat Hospital Gastro and Vascular Centre  Approved 
 
Regulatory Clearance Status from DCGI
Modification(s)  
Status 
Approved/Obtained 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K510||Ulcerative (chronic) pancolitis, (2) ICD-10 Condition: K512||Ulcerative (chronic) proctitis, (3) ICD-10 Condition: K513||Ulcerative (chronic) rectosigmoiditis, (4) ICD-10 Condition: K515||Left sided colitis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  PF 06480605  Doses of 50 mg, 150 mg, and 450 mg PF-06480605 or Placebo will be administered through 4 treatment arms in a 12-week induction phase. After the induction phase, doses of 50 mg, 150 mg, and 450 mg PF-06480605 will be administered through 3 treatment arms in a 40-week chronic therapy phase 
Comparator Agent  Placebo  Doses of 50 mg, 150 mg, and 450 mg PF-06480605 or Placebo will be administered through 4 treatment arms in a 12-week induction phase. After the induction phase, doses of 50 mg, 150 mg, and 450 mg PF-06480605 will be administered through 3 treatment arms in a 40-week chronic therapy phase 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  75.00 Year(s)
Gender  Both 
Details  (1) A diagnosis of UC for ≥3 months.
(2)Participants with moderate to severe active UC as defined by a Total Mayo Score of ≥6, and an endoscopic subscore of ≥2.
(3)Active disease beyond the rectum (>15 cm of active disease from the anal verge at the screening endoscopy).
(4)Must have failed or been intolerant to at least one of the following class of medications: steroids, immunosuppressants, anti-TNFs, anti-integrin inhibitors, anti- IL-12/23 inhibitors, or JAK inhibitors. 
 
ExclusionCriteria 
Details  (1)Participants with a diagnosis of ischemic colitis, infectious colitis, radiation colitis, microscopic colitis, indeterminate colitis, or findings suggestive of Crohns disease (eg, skip lesions, fistulae or perianal disease, non necrotizing granulomas, etc.).
(2)Participants with an imminent need for surgery or with elective surgery scheduled to occur during the study
(3) Chest Radiograph showing abnormalities i.e. the study will accept a Chest x ray or computed tomography scan of the chest examination performed up to 12 weeks prior to screening if available.
(4)12 lead electrocardiogram (ECG) that demonstrates clinically relevant abnormalities that may affect participant safety or interpretation of study results
(5)Infected with tuberculosis i.e. any evidence of untreated latent or active TB infection.
(6)Infected with human immunodeficiency virus, (HIV), Hepatitis B or C viruses 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Other 
Blinding/Masking   Participant, Investigator, Outcome Assessor and Date-entry Operator Blinded 
Primary Outcome  
Outcome  TimePoints 
1. Proportion of participants achieving clinical remission (defined as a Total Mayo Score lesser than or equal to 2, with no individual subscore greater than 1) at Week 14. Safety and tolerability will also be assessed.
2.Incidence and severity of treatment emergent adverse events during the induction period.
3.Incidence of serious adverse events during the induction period.
4.Incidence of AEs or SAEs leading to discontinuation during the induction period. 
week 0-14 
 
Secondary Outcome  
Outcome  TimePoints 
1.Proportion of participants achieving remission Food and Drug Administration, ((FDA) definition 1 - defined as endoscopic subscore equal to 0 or 1, stool frequency subscore equal to 0, and rectal bleeding subscore equal to 0) at Week 14.  week 0-14 
2.Proportion of participants achieving remission (FDA definition 2 - defined as endoscopic subscore equal to 0 or 1, greater than or equal to 1 point decrease from baseline to achieve a stool frequency subscore equal to 0 or 1, and rectal bleeding subscore equal to 0) at Week 14  week 0-14 
3.Proportion of participants achieving endoscopic improvement (defined as endoscopic subscore equal to 0 or 1) at Week 14.  week 0-14 
Proportion of participants achieving endoscopic remission (defined as endoscopic subscore equal to 0) at Week 14  week 0-14 
5.PF 06480605 trough concentrations during the induction period through Week 14.  week 0-14 
6.Change from baseline in fecal calprotectin during the induction period through Week 14.  week 0-14 
7.Change from baseline in hsCRP during the induction period through Week 14.   week 0-14 
8.Change from baseline in serum sTL1A during the induction period through Week 14.  week 0-14 
9.Incidence of development of anti drug antibodies (ADAs) and neutralizing antibodies (NAbs) during the induction period through Week 14.  week 0-14 
 
Target Sample Size   Total Sample Size="240"
Sample Size from India="10" 
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 2 
Date of First Enrollment (India)   03/08/2020 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  02/03/2020 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="3"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Completed 
Recruitment Status of Trial (India)  Closed to Recruitment of Participants 
Publication Details   NIL 
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary   This phase 2b study is designed to have all subjects go into a 12 week induction period to compare different doses of study drug against placebo. After induction is complete all subjects will receive active therapy for 40 weeks, followed by a 12 week follow up period. 
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