Approval Letter Other 761081 (Jan 1, 2019)
The FDA issued a Complete Response letter for Pfizer's Biologics License Application (BLA 761081) for Trazimera (PF-05280014), indicating that the application cannot be approved in its current form. The letter details numerous product quality deficiencies and provides recommendations, primarily concerning cell bank stability, drug product fill weight, shipping validation, specification controls for various attributes (ADCC, iso Asp102, high mannose, Polysorbate 20, extractable content), storage conditions, method validation, process validation, media fill data, hold time studies, and capping process parameters.