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FILE - A sign for the U.S. Food and Drug Administration is displayed outside their offices in Silver Spring, Md., Dec. 10, 2020. U.S. health regulators on Monday, July 29, 2024, approved a first-of-its-kind blood test for colon cancer, offering a new way of screening for a leading cause of cancer deaths. Test manufacturer Guardant said the Food and Drug Administration approved its Shield test for screening in adults 45 and older who have an average risk of colon cancer. (AP Photo/Manuel Balce Ceneta, File)

FILE - A sign for the U.S. Food and Drug Administration is displayed outside their offices in Silver Spring, Md., Dec. 10, 2020. U.S. health regulators on Monday, July 29, 2024, approved a first-of-its-kind blood test for colon cancer, offering a new way of screening for a leading cause of cancer deaths. Test manufacturer Guardant said the Food and Drug Administration approved its Shield test for screening in adults 45 and older who have an average risk of colon cancer. (AP Photo/Manuel Balce Ceneta, File)

This image provided by ARS Pharmaceuticals on Friday, Aug. 9, 2024, shows the company's Neffy nasal spray to treat severe allergic reactions. (ARS Pharmaceuticals via AP)

This image provided by ARS Pharmaceuticals on Friday, Aug. 9, 2024, shows the company's Neffy nasal spray to treat severe allergic reactions. (ARS Pharmaceuticals via AP)