Dopamine, Erectile Function and Male Sexual Behavior from the Past to ...

Dopamine (3,4-dihydroxyphenylethylamine) is a catecholamine formed in two enzymatic steps, the first involving tyrosine hydroxylase ... to suggest that the concentration of catecholamines in the brain must rise above a critical level to produce an "aphrodisiac" effect.

Dopamine and male sexual function - PubMed

The use of the D1/D2 dopamine receptor agonist apomorphine for the treatment of erectile dysfunction provides strong support in favor of a participation of the dopaminergic system in the control of sexual function. However, the exact involvement of dopamine in the control of sexual motivation and genital arousal in males is unknown.