Given early enough, it may even be able to stop full-blown Alzheimerâ€™s from taking hold.
It works by dampening down the inflammation thought to be at least partly to blame for many degenerative brain conditions, as well damage caused by head injuries and strokes.
Animal tests have been encouraging and the pill has been given to humans for the first time, although the results have yet to be released.
Early results from animal studies suggest it could be effective against a plethora of devastating brain conditions.
They include Alzheimer’s and Parkinson’s disease, multiple sclerosis (MS), motor neurone disease, frontotemporal dementia, and complications from traumatic brain injury.