The other major member of the group is dopamine. As a hormone, dopamine joins norepinephrine and epinephrine in boosting the fight-or-flight response. Dopamine plays a bigger role as a ...

Epinephrine and norepinephrine are naturally made in the body, where they're best known for activating the fight-or-flight response to stress. They both function as hormones and neurotransmitters ...

Tyrosine, a non-essential amino acid, is vital for the production of neurotransmitters like dopamine, norepinephrine, and epinephrine. These neurotransmitters play an essential part in regulating ...

Low to medium doses of dopamine, epinephrine, dobutamine, and norepinephrine increased blood pressure and systemic and regional BF in a drug-specific manner, whereas milrinone exerted minimal effects.