Which of the following is not used in the treatment of pulmonary hypertension?
Ans. (B) Alpha blockers(Ref: CMDT 2010/381)Management of Idiopathic Pulmonary Hypertension*If the patient responds to vasodilators, then calcium channel blockers (including amlodipine, diltiazem, and nifedipine) are the first-line therapy.Other drugs that can be used are:-Phosphodiesterase inhibitors (e.g. sildenafil)-Prostacyclin analogs (e.g. epoprostenol)-endothelin receptor blockers (e.g. bosentan)
Calcium channel blockers
Alpha blockers
Prostacyclins
Endothelin receptor antagonists
C.V.S