Naloxone administration releases catecholamines.
D000310:Adrenal Gland Neoplasms / Q000175:diagnosis; D000328:Adult; D002395:Catecholamines / Q000378:metabolism*; D006801:Humans; D008297:Male; D009270:Naloxone / Q000494:pharmacology*; D010673:Pheochromocytoma / Q000175:diagnosis; D011957:Receptors, Opioid / Q000502:physiology
D002395:Catecholamines; D011957:Receptors, Opioid; D009270:Naloxone