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Complete Response Letters

Pfizer Inc.: Trazimera

What FDA's Complete Response Letters to the company say, in the letters' own words.

Complete Response Letter, Apr 20, 2018

To support a well-controlled and consistent commercial production of PF-05280014, you will need to provide adequate data and information to confirm the stability of the MCB.
Complete Response Letter · Apr 20, 2018 · p. 2Open the letter at p. 2 ↗CRL_BLA761081_20180420:p1:s29
Provide the shipping validation summary report of the passive pallet shipper in the actual shipping lanes during winter and summer conditions in the BLA resubmission.
Complete Response Letter · Apr 20, 2018 · p. 3Open the letter at p. 3 ↗CRL_BLA761081_20180420:p2:s8
Agency's information request dated December 26, 2017. We disagree with your assessment that the © is a low risk operation.
Complete Response Letter · Apr 20, 2018 · p. 5Open the letter at p. 5 ↗CRL_BLA761081_20180420:p3:s25
10. The maximum hold time of PF-05280014 drug produc © proposed in the BLA is not supported by relevant microbiology data.
Complete Response Letter · Apr 20, 2018 · p. 5Open the letter at p. 5 ↗CRL_BLA761081_20180420:p4:s0
Provide summary microbial data from hold time studies conducted in the holding vessels used for PF-05280014 in the BLA resubmission.
Complete Response Letter · Apr 20, 2018 · p. 5Open the letter at p. 5 ↗CRL_BLA761081_20180420:p4:s1
For each capper, specify a maximum differential force and provide summary results which demonstrate container closure integrity after capping at a maximum differential force in the BLA resubmission.
Complete Response Letter · Apr 20, 2018 · p. 5Open the letter at p. 5 ↗CRL_BLA761081_20180420:p4:s4
Provide the LER study report in the BLA resubmission which describes the method performed and includes raw data (+/- gel clot) to support the reported percent recoveries.
Complete Response Letter · Apr 20, 2018 · p. 6Open the letter at p. 6 ↗CRL_BLA761081_20180420:p4:s15

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Updated Sep 30, 2026 · built from 283 companies in the EphemerisX knowledge graph. This page is regenerated as companies are added.