JANUARY 2019 FDA denies Pfizer Petition asking for new method of assessing Premarin generics The FDA has denied a citizen petition from Pfizer calling on the agency to use the company’s method for assessing sameness in generics for its estrogen drug Premarin (conjugated “equine” estrogens). Pfizer had appealed to the FDA to force sponsors of… Continue reading Premarin 2019 Year in Review