Red and flushed | Anticholinergic agents | Antihistamines | TCAs | Atropine | Scopolamine | Belladonna alkaloids | Phenothiazines | Boric acid | Disulfiram reaction | Disulfiram/ethanol | Cephalosporins/ethanol | Solvents/ethanol | Coprinus mushrooms/ethanol | Monosodium glutamate | Scombroid fish poisoning | Rifampin | Carbon monoxide (rare) | | Pale and diaphoretic | Sympathomimetics | Cocaine | Amphetamines | Theophylline | Caffeine | Ephedrine | Phenylpropanolamine | Cathinones | Cholinergic agents | Organophosphates | Carbamates | Nerve agents | Central hallucinogens | Lysergic acid diethylamide (LSD) | Phencyclidine | Mescaline | Psilocybin | Designer amphetamines | Synthetic cannabinoids | Arsenic | Salicylates | | Cyanotic | Methemoglobinemia | Sulfhemoglobinemia | Hypoxemia | | Desquamation | Stevens-Johnson syndrome | Toxic epidermal necrolysis | Boric acid | Heavy metals | Arsenic | Mercury | Thallium | |