In the mammalian central nervous system, epinephrine (EP) is important catecholamine neurotransmitters that present in which play important roles in concerning the nervous system and exhibit important physiological functions and pharmacological characteristics (Chin J Anal Chem, 2007). Epinephrine is derived from tyrosine, an amino acid. EP is sometimes mentioned to as a catecholamine as it contains the catechol moiety. This is a part of the molecule that contains the group C6H4(OH)2. Epinephrine is involved in the fight or flight response in humans in which it can occurs when a person is subject to a threat. This causes a signaling process to occur, which causes the body to react to the potential danger. Symptoms of an overdose of EP include
