86 BLA 125742 0 08 18 2021 Telecon Advice

Pfizer Documents (PHMPT/FDA)

Pfizer Bla Submission

Pfizer 16 Plus Documents

4

Document text

From:  Smith, Michael (CBER)  
Sent:  Wednesday, August 18, 2021 2:36 PM  
To: Rohlfing, Paul <[email protected]>  
Cc: Naik, Ramachandra <[email protected]>; Gottschalk, Laura 
<[email protected]>; Aghajani Memar, Neda <[email protected]>; Devlin, 
Carmel M <[email protected]>; Harkins Tull, Elisa <[email protected]>  
Subject:  RE: [EXTERNAL] RE: STN 125742.0: IR on DS  
 
Paul,  
 
The review team provided me the below response to your e- mail:  
 The proven acceptance range (PAR) of 0 -35 minutes for the  
 is acceptable. Meanwhile, we acknowledge that a target  range of  
 for the  will remain in the Andover batch records 
for both manufacturing sites  
  Regards,  
 Mike  
 
From:  Rohlfing, Paul <Paul.Rohlfing@pfizer .com >  
Sent:  Wednesday, August 18, 2021 10:07 AM  
To: Smith, Michael (CBER) < [email protected] >; Harkins Tull, Elisa 
<[email protected]> 
Cc: Naik, Ramachandra < [email protected] >; Gottschalk, Laura 
<[email protected] >; Ag hajani Memar, Neda <[email protected]>; Devlin, 
Carmel M <[email protected] >; Ro hlfing, Paul <[email protected]> 
Subject:  [EXTERNAL] RE: STN 125742.0: IR on DS  
Importance:  High 
 
CAUTION:  This email originated from outside of the organization. Do not click links or open attachments unless you 
recognize the sender and know the content is safe.  
 
Mike,  
 
Regarding the comments on  we would ask the review team to consider the 
relevant supporting information provided in 3.2.S.2.6 Manufacturing Process Development-Process Development and Characterization  of the BLA.   We have provided relevant information 
from that document below.  
 
The  was studied as a  experiment 
with a range of . The study design and results are described 3.2.S.2.6 
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FDA-CBER-2021-5683-1150272
Manufacturing Process Development -Process Development and Characterization and the 
results are shown in the table below copied from the BLA.  
Please confirm receipt of this email.   I am  availab le to discuss this issue further with you or 
members of the review team in order to reach quick resolution.  
 
Regards,  
  
Paul Rohlfing  
Executive  Director GCMC Vaccines  
Pfizer  
 
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FDA-CBER-2021-5683-1150273
 - mobil e 
(919) 566-4927 - office  
[email protected]  
 
THIS DOCUMENT CONTAINS CONFIDENTIAL AND/OR TRADE SECRET INFORMATION  
THIS DOCUMENT SHOULD NOT BE DISCLOSED OR USED, IN WHOLE OR IN PART, FOR ANY 
OTHER PURPOSE WITHOUT THE PRIOR WRITTEN  CONSENT OF PFIZER INC.  
 
 
From:  Smith, Michael (CBER) <[email protected] >  
Sent:  Tuesday, August 17, 2021 2:13 PM  
To: Harkins Tull, Elisa < [email protected] > 
Cc: Naik, Ramachandra < [email protected] >; Gottschalk, Laura 
<[email protected] >; Agh ajani Memar, Neda <[email protected]>; Devlin, 
Carmel M <[email protected] >; Roh lfing, Paul <[email protected]> 
Subject:  [EXTERNAL] STN 125742.0: IR on DS  
 
Elisa,  
 The review team has the below questions on the drug substance and they have 
requested a response as soon as possible and no later than COB  Wednesday, 
August 18, 2021.  
 
1. In your drug substance (DS)  manufacturing process validation studies 
performed at both Pfizer  and Pfizer  the process parameter 
for the  was validated to be within the range of  
. However, in your documents Section 3.2.S.2.2 Manufacturing 
 
 Process, the  is 
described as . Please align the acceptance range of this 
process control parameter in all the documents based on your validation study results.  
 
2. Please update the Tables 3.2.P.3.4 -1 in Sections 3.2.P.3.4 Process Step  
 –  – Puurs and Kalamazoo, to include the validat ed 
 for DS  using both the  
 based on your qualification/validation 
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FDA-CBER-2021-5683-1150274
data submitted to BLA 125742 amendment 33 in response to our August 3, 
2021 Information Request query 4.  
  Regards,  
 Mike  
 
- Please confirm receipt of this e -mail and let us know if you have any 
questions.  
 
 
 
Mike Smith, Ph.D.  
Captain, USPHS  
 Senior Regulatory Review Officer  
Food and Drug Administration  
Center for Biologics Evaluation & Research  
Office of Vaccines Research & Review  
Division of Vaccines and Related Products Applications  
Tel: 301- 796-2640  
[email protected]  
 
 
         
 
 
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FDA-CBER-2021-5683-1150275