Which is the best anti-hypeensive drug in pulmonary hypeension?
High-Yield Explanation
Endothelin receptor antagonist Bosentan is approved by US FDA and improves exercise tolerance in 6-minute walk test. Amlodipine Not approved by US FDA and only 20% respond to CCB in the long term. Diuretics Will worsen PAH Digoxin Used in CHF and no role in PAH