89 1 BLA 125742 0 08 18 2021 Telecon Information Reques

Pfizer Documents (PHMPT/FDA)

Pfizer Bla Submission

Pfizer 16 Plus Documents

2

Document text

From:  Smith, Michael (CBER)  
Sent:  Wednesday, August 18, 2021 2:51 PM  
To: 'Harkins Tull, Elisa' <[email protected]>; 'Rohlfing, Paul' <[email protected]>  
Cc: Naik, Ramachandra <[email protected]>; Gottschalk, Laura 
<[email protected]>; 'Aghajani Memar, Neda' <[email protected] >; 
'Devlin, Carmel M' <[email protected]>  
Subject:  STN 125742.0: DBSQC comments  
 
Elisa and Paul,  
 
Our review of the information provided in your BLA STN 125742/0 for COMIRNATY (COVID -19 Vaccine, mRNA), for active immunization to prevent 
COVID -19 cau sed by SARS -CoV-2 in individuals 16 years of age and older, is 
ongoing. We have the following comments in response to your recent submissions:  
 1. In amendment 54 to BLA STN 125742/0 (Seq 0056, dated 08/17/2021), 
you agreed to perform an endotoxin test  
 and explained you will establish the method 
and perform verification studies at your drug product release testing facilities. Please submit information and data to support this method 
along with a draft updated lot rele ase protocol template, to CBER as a 
CBE- 30 supplement in accordance with 21 CFR 601.12(c). Please 
acknowledge our request and keep us updated on the progress of your studies so we can anticipate the submission. If you would like to engage in further discus sions, please let us know.  
 
2. In amendment 50 to BLA STN 125742/0 (Seq 0050, dated 08/16/2021) 
you stated that you would include specific parameters/instructions for 
 in the CGE integrity test method 
(TM100010392).   Please acknowl edge that you will submit the revised 
SOP to your IND 19736. The difference in  used in assay 
validation and Lot Release Protocols submitted to CBER recently (lots FD7220, FE3592 and FF2587) indicates that a requirement for a specific 
 has not been established, giving the appearance 
that your current method allows for  
parameters that could potentially result in  .  Since 
there is , we recommend you 
include instructions on what actions to take when  
(b) (4)
(b) (4)
(b) (4)
(b) (4)
(b) (4)
(b) (4)
(b) (4)
(b) (4)
(b) (4)
FDA-CBER-2021-5683-1150279
 
 
 
to
 
minimize  and ensure consistency of the method. We 
encourage you to perform robustness studies with varied sample 
preparation and instrument conditions to decide on the optimal 
parameters. Please contact CBER if you wish to discuss your approach.  
 
Please provide an acknowledgement of the above requests in an amendment to your BLA 125742/0 by 12:00pm August 19, 2021.  
 
 
Regards,  
 
Mike  
 
- Plea se 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]  
 
 
         
 
 
THIS MESSAGE IS INTENDED ONLY FOR THE USE OF THE PARTY TO WHOM IT IS 
ADDRESSED A ND MAY CONTAIN INFORMATION THAT IS PRIVILEGED, CONFIDENTIAL, AND 
PROTECTED FROM DISCLOSURE UNDER LAW.  If you are not the addressee, or a 
person authorized to deliver the document to the addressee, you are hereby notified that any review, disclosure, dissemination, copying, or other action based on the content of this communication is not authorized.   If you have 
received this document in error, please immediately notify the sender immediately by e- mail or phone.  
(b) (4)
(b) (4)
FDA-CBER-2021-5683-1150280