Find the word definition

Wiktionary
mephentermine

n. A cardiac stimulant.

Wikipedia
Mephentermine

Mephentermine is a cardiac stimulant. It was formerly used in Wyamine nasal decongestant inhalers and before that as a stimulant in psychiatry.

It has been used as a treatment for low blood pressure.

ATC Classification: C01CA11 - mephentermine ; Belongs to the class of adrenergic and dopaminergic cardiac stimulants excluding glycosides. Used in the treatment of heart failure.