"He's fine," Hank holds out a hand to Erik's chest to stop him. "Or he will be. The... the original medication he was on. The one that blocked his power, but gave him his legs. The component I've removed in the new version... it appears it was highly addictive. The Professor is experiencing the first symptoms of withdrawal."

Hank looks suitably apologetic. "I cannot let him go back to it, now. It's too dangerous."