phentolamine

/fษ›nหˆtษ’l.ษ™m.iหn/

IPA: /F EH1 N T AH0 L AH0 M IY0 N/

noun
  1. 1

    A synthetic compound used as a vasodilator, especially in certain cases of hypertension.

Source: https://en.wiktionary.org/wiki/phentolamine