Emery's instinct was warning him of something ominous the moment this potion would touch his lips. He shook his head to remove that feeling since he was in half-denial, but it didn't disappeared not one bit. He asked himself why this old woman saved not only him but countless people who had asked for her help in the past months seemed to be holding back what she knew. So, to be safe, he held the potion before him and activated his analyze spell, which didn't show any physical manifestation and should be only visible through his mind's eye.
[Analyze]
[Paralysis poison]
[A concoction that shocks the nervous system rendering the receiver unable to move and lose consciousness for an extended period of time]