"You have worse odds of that than most of us."
She gets a large container of some kind of blue-green swirling substance out of her bag, and Wilbur fishes out a very thin plastic baggie, and she pours in some of the substance before carefully recapping the bottle. She hands the sealed bag to Lissa.
"Be very careful with this; we didn't have the weight for sturdy trading containers. And do not use it for anything minor, bruises or cuts that haven't been badly poisoned or infected badly enough you're worried about losing the limb. You're going to need it to go a long way."