When U.S. Health and Human Services Secretary Robert F. Kennedy Jr. recently wrote that vitamin A “can dramatically reduce measles mortality,” he was remarking on what happens after someone gets infected,

RFK Jr. has claimed that cod liver oil, the steroid budesonide, and the antibiotic clarithromycin have shown "very, very good results" as remedies for measles. Here's what experts and science say about those unconventional treatments.

RFK Jr. has cited vitamin A and cod liver oil as effective methods of measles prevention while stopping short of outright suggesting vaccines.