Repurposed multiple sclerosis drug could help bones heal faster

Researchers found evidence that a drug that improves the ability to walk in people with multiple sclerosis can also make bone fractures heal faster. "Broken bones are typically slow to heal in many people, and they can impact lives for months and in different ways," said John Elfar, MD. "This drug has the potential to change that." Elfar showed treatment with the drug 4-aminopyridine, or 4-AP, resulted in leg fractures healing faster and stronger than without the drug. The drug is approved for use in chronic neurological conditions, where it helps with walking by improving how signals from the brain...