Topical antibiotics containing polymyxin B.
Medicines sometimes used with general anesthesia: D-tubocurarine, scopolamine, decamethonium, resperpine.
X-Ray Contrasts and Agents: Radiographic dyes, gallamine.
Venoms: Snakebites, bee stings, jellyfish stings.
Histamine Containing Foods: Parmesan, Blue, and Roquefort cheeses, spinach, eggplant, some red wine, tuna, mackeral, bonita, skipjack.