A member asked:

Can you tell me how gtn aka glyceryl trinitrate cause headache?

A doctor has provided 1 answer
Dr. Sergio Schabelman answered

Specializes in Cardiology

Dilatation of vessel: All nitroglycerin forms are vasodilators of vessels of the body, including the brain. When there is vaso dilatation of brain vessels, headaches happen. Depending of NTG forms they may last for minutes to hours and they are uncomfortable but not dangerous

Answered 7/5/2018

3.8k views

Thank

Related Questions

A member asked:

How is the effectiveness of gtn in case of anal fissure treatment?

2 doctors weighed in across 2 answers

A member asked:

Does taking gtn for the past 8 years makes a person impotent?

A doctor has provided 1 answer