(BUSINESS WIRE)--Pfizer Inc. (NYSE: PFE) announced today that it has received a Complete Response Letter from the U.S. Food and Drug Administration (FDA) on its New Drug Application (NDA) for tafamidis meglumine. The Agency is requesting the completion of a second efficacy study to establish substantial evidence of effectiveness prior to an approval. The Agency has also asked for additional information on the data within the current tafamidis NDA. Pfizer willmore...
