[Well, if she's not feeling better that's no good, but if she's not feeling worse... maybe it's fine?! He still looks a little Concerned, but that's not as bad as he'd feared.]

Mm... It might be something of a symptom-reliever, in that case? But you should keep an even closer eye on your health, then. If it does have any ill effects, we'll need to act quickly if we intend on finding a way to counteract it.