Reading some of the Harry Potter books, I came across a product of the Weasley twins joke shop...
From my point of view, nowadays... that ain't as funny as it might have been, once upon a time. 'Course for me, it's more precisely U-No-Peristalt.
At another point, Hagrid tells Harry that witches and wizards stay in hiding because if they didn't, people would be after them seeking magical solutions to their problems. "We're best left alone," he says.
Wizard doctors have things like Skele-grow that fix broken bones. They might also have developed an MS cure, who knows?
Should that be the case... just this once... I could sure take a quick visit to St. Mungo's, couldn't you?