An anti-inflammatory nasal spray reduces the severity of a number of sclerosis (MS) signs in mice, suggesting it could probably deal with the situation in people, too.

A number of sclerosis happens when the immune system inadvertently damages myelin, which is the protecting masking of nerves. This results in imaginative and prescient issues, problem strolling and different signs.

Most individuals with MS expertise flare-ups throughout which myelin is broken and signs worsen, adopted by durations of restoration the place myelin regenerates. This is called relapsing-remitting…