Acetaminophen2 Aldomet2 Amphetamines3 Anesthetics (local)4 Bronchodilators3 Buspirone2 Captopril2 Cimetidine2 Cocaine3 Codeine2 Contrast media (meglumine acetrizoate, meglumine diatrizoate)5 Cyclobenzaprine Decongestants3 Ephedrine and epinephrine3 Fenfluramine6 Halothane anesthesia4 Isoproterenol3 Labetalol2,3 Levodopa2 Mandelamine2 Methenamine6 Mesalamine2 Metoclopramide2 Monoamine oxidase inhibitors4 Nitroglycerin3 Phenothiazines3,4 Phenoxybenzamine2,3 Serotonin-norepinephrine reuptake inhibitors (SNRIs): desvenlafaxine, duloxetine, levomilnacipran, venlafaxine,3 Smoking4 Sulfasalazine2 Tricyclic antidepressants2,3 | Bananas3 Caffeine3 Coffee2 Curry leaves2 Peppers2 Pineapples3 Walnuts3 | Age (children and older adults)4 Alcoholism Amyotrophic lateral sclerosis3 Anxiety3,4 Brain lesions3 Carcinoid3 Drug withdrawal (narcotic, alcohol, clonidine)3,4 Eclampsia3 Emotion (severe)3,4 Essential hypertension3 Exercise (vigorous)3,4 Guillain-Barré syndrome3 Hypoglycemia3 Kidney dysfunction3,4,6 Lead poisoning3 Myocardial infarction (acute)3 Pain (severe)3 Porphyria (acute)3 Psychosis (acute)3 Quadriplegia Sleep apnea3,4 Winter4 |