11th May 2025

A 37-year-old female is diagnosed with idiopathic pulmonary hypertension.

A 37-year-old female is diagnosed with idiopathic pulmonary hypertension. Examination reveals a loud P2 and a regular pulse at 107 beats per minute. Vasodilator testing reveals a drop in 14 mmHg in mean pulmonary arterial pressures and an increase in cardiac output. Given these findings, it is decided that she should commence a calcium channel blocker. Which of the following is the most appropriate medical intervention?

Select the SINGLE most appropriate option from the list below. Select ONE option only.