
The authors survey deficiency letters issued for 190 drug master files supporting abbreviated new drug application submissions.
Huyi Zhang is chemist at the Division of Life-Cycle API, Office of New Drug Product, Office of Pharmaceutical Quality, Center of Drug Research and Evaluation Center, Food and Drug Administration.

The authors survey deficiency letters issued for 190 drug master files supporting abbreviated new drug application submissions.

Published: February 2nd 2017 | Updated: