Review Article

Pulmonary Hypertension Secondary to COPD

Table 5

Various pulmonary vasodilators studied for the treatment of PH in COPD.

InhaledSystemically delivered
NonspecificSpecific

O2CCB: nifedipine, felodipinePDE5 I: sildenafil
NOα-1 antagonist: prazosinETRA: bosentan
PG: iloprostACEI: captopril

PH: pulmonary hypertension, O2: oxygen, NO: nitric oxide, PG: prostaglandin, CCB: calcium channel blocker, ACEI: angiotensin converting enzyme inhibitor, PDE5 I: phosphodiesterase 5 inhibitor, ETRA: endothelin receptor antagonist.