Final answer:
A resident manufacturer has 90 days to report changes in drug list, ownership, address, phone number, name, and manager.
Step-by-step explanation:
According to the regulations that govern drug manufacturing and reporting in the United States, specifically related to the U.S. Food and Drug Administration (FDA), resident manufacturers are required to report any changes in their drug list, ownership, address, phone number, name, or manager within a certain timeframe. These changes are critical for maintaining the accuracy of the FDA's records and ensuring regulatory compliance. A resident manufacturer has 90 days to report changes in drug list, ownership, address, phone number, name, and manager. This requirement is outlined by the FDA, which regulates pharmaceutical and drug manufacturing companies. The purpose of this reporting is to ensure that the FDA has accurate and up-to-date information about the manufacturer and its products.