- "He hurried over to Ron, bent down, tapped Ron's leg with his wand and muttered Ferula. Bandages spun up Ron's leg, strapping it tightly to a splint."
- —Lupin conjures bandages
Ferula is a charm used to bandage and splint broken bones. It apparently eases pain as well. It was used by Remus Lupin in the spring of 1994 on Ron Weasley to support Ron's broken leg.