FDA warning letters

FDA warning letters naming semaglutide, tirzepatide or another GLP-1: who received each one, what it said, and whether it has been closed out.

By Sam Reed · Founder and data lead

Nothing here yet. Pages appear once their data is in.

Data sources · cited with retrieval dates

CMS NADACNational Average Drug Acquisition Cost, weekly file
CMS Medicare Part DPrescriber public use file, by geography and drug
CMS State Drug UtilizationQuarterly Medicaid prescription and reimbursement data

NADAC figures are pharmacy acquisition costs, not retail prices and not what you will pay. This content is educational and is not medical advice.