Force the body not to recognize the allergen? Vickers gulped quietly. He wasnt sure he could do that, or that he wanted to. He wasnt aware of his tomato allergy yet he started puffing up like a fish before class ended.

He angled his head on the Professor's question. They were to guess what the ingredients were? He furrowed his brows thoughtfully, what would he use to keep himself from puffing up? He was nervous all throughout Muggle Studies, could his nerves made his symptoms worse? Another tentative hand goes up "Professor, what about Valerian? Either the root or the sprigs? Its been known as a sedative and counteracts muscle spasms, and is a standard ingredient in several potions meant to relieve anxiety or induce sleep."