We use cookies to help provide you with the best possible online experience. Please read our Privacy Policy for information about which cookies we use and what information we collect on our site. By continuing to use this site, you agree that we may store and access cookies on your device.
Pfizer, the largest U.S. producer of injected narcotics, said Wednesday it has resumed production of some of the prefilled syringes that have been in short supply and expects to have the first shipments to wholesalers in July.