125742 45 01 05 2022 Letter Acknowledgement Le

Pfizer Documents (PHMPT/FDA)

Pfizer Bla Submission

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U.S. Food & Drug Administration
10903 New Hampshire Avenue
Silver Spring, MD 20993
www.fda.gov
Our STN: BL 125742/45 ACKNOWLEDGEMENT
PRIOR APPROVAL SUPPLEMENT
BioNTech Manufacturing GmbH 
Attention:  Amit Patel  January , 2022 
Pfizer Inc. 235 East 42nd Street New York, NY 10017
Dear Mr. Patel:Please refer to your supplement to your Bi ologics License Application (BLA) submitted 
under section 351(a) of the Public Health Se rvice Act (PHS Act) for COVID-19 Vaccine, 
mRNA (COMIRNATY). 
Reason for the submission: For active immunization to prevent coronavirus disease
2019 (COVID 19) caused by severe acute respiratory syndrome coronavirus 2 (SARS 
CoV2) in adolescents 12 through 15 years of age. 
Date of Supplement : December 16, 2021
Date of Receipt: December 16, 2021
US License Number: 2229
Your submission is in the form of a “Prior  Approval Supplement” (21 CFR 601.12(b)) 
that requires CBER approval prior to t he distribution of product made using the 
changes.Please note that you are also responsible for complying with the applicable provisions of 
sections 402(i) and (j) of the PHS Act (42 U.S.C. §§ 282(i) and (j), amended by Title VIII 
of the Food and Drug Administration Amendme nts Act of 2007 (FDAAA) (Public Law 
No. 110-85, 121 Stat. 904).All future correspondence regarding this subm ission should be identified prominently 
with the number assigned and should be submitted to either the CBER Document 
Control Center at https://www.fda.gov/ about-fda/center-biologics-evaluation-and-
research-cber/regulatory-s ubmissions-electronic-and-paper or the Electronic 
Submission Gateway at https://www.fda.gov/electr onic-submissions-gateway . 
Please note that the Electroni c Submissions Gateway (ESG) is an Agency-wide solution 
for accepting electronic regulatory submissi ons that enables the secure submission of 
regulatory information for review.  Instructions for setti ng up an ESG account can be 
found at http://www.fda.gov/ForIndustry/Electr onicSubmissionsGateway/default.htm.
FDA-CBER-2022-5812-0500302
Page 2 – STN 125742/45 – Amit Patel
CBER strongly encourages the use of secure  email.  Secure email makes use of 
encryption during transmission and the mess ages are decrypted upon receipt using the 
certificate.  To establish secure email, please follow the instructions in SOPP 8119 Use 
of Email for Regulatory Communications, Appendix A available at 
http://www.fda.gov/BiologicsBloodVaccines /GuidanceComplianceRegulatoryInformation
/ProceduresSOPPs/ucm109645.htm . 
This acknowledgment does not mean that  this supplement has been approved, nor 
does it represent any evaluation of the adequacy of the data submitted. Following a 
review of this submission, we will advise you in writing as to what action has been taken 
and request additional information if needed.
If you have any questions, please contact the Regulatory Project Managers,
CAPT Mike Smith, Ph.D. [email protected] and
Laura Gottschalk, Ph.D. [email protected] or at (301) 796-2640.
Sincerely,
Elizabeth M. Sutkowski, Ph.D. 
Chief Regulatory Review Branch 3 Division of Vaccines and 
Related Products Applications 
Office of Vaccines 
Research and Review 
Center for Biologics 
Evaluation and ResearchElizabeth M. 
Sutkowski -SDigitally signed by Elizabeth M. Sutkowski -S DN: c=US, o=U.S. Government, ou=HHS, ou=FDA, ou=People, 0.9.2342.19200300.100.1.1=1300076199, cn=Elizabeth M. Sutkowski -S Date: 2022.01.05 11:16:43 -05'00'
FDA-CBER-2022-5812-0500303