An anti-inflammatory nasal spray reduces signs severity in a mouse mannequin of a number of sclerosis (MS), 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 overlaying of nerves. This results in imaginative and prescient issues, issue 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 named…