Amezinium metilsulfate (INN, trade name Regulton) is a sympathomimetic drug used for the treatment of low blood pressure.

It has multiple mechanisms, including stimulation of alpha and beta-1 receptors and inhibition of noradrenaline and tyramine uptake.

[1][2] This antidepressant is made from Chloridazon starting material.

Alkylation with dimethyl sulfate completed the synthesis of Amezinium metisulfate (7).

This drug article relating to the cardiovascular system is a stub.