phentolamine
/fɛnˈtoʊləmiːn/
noun
- A medication that blocks certain nerve signals to relax blood vessels and improve blood flow, often used to treat high blood pressure emergencies or to reverse the effects of some drugs.
- Phentolamine can be used to treat tissue damage caused by a drug accidentally leaking into the skin.
- Researchers are studying phentolamine for its potential to help with other circulatory problems.
- The emergency room doctor gave the patient phentolamine to quickly lower dangerously high blood pressure.