
The AHA sent letters to the heads of U.S. operations for five large drug companies 鈥 Merck, Eli Lilly, Sanofi, Novartis and AstraZeneca 鈥 expressing 鈥減rofound concern鈥 over actions they are taking to limit the distribution of certain 340B drugs to hospitals and health systems and asking them to 鈥渃ease this conduct immediately.鈥