"Won't you need some for your rituals?" Jim hasn't told Felix not to continue trying to get information. Not to do this. He doesn't like that Felix is putting himself in danger but it's not as though Jim is doing any different. They're all making the calls that have to be made. Making sacrifices for the greater good.

As much as Jim wants to tell Felix he's got it handled, the truth is they need every advantage they can get.

"If I can't be here to make sure you're safe and able to recover, you should at least have the potions."