يستعمل دواء ويستابريث 500مكجم 20 اقراصwestabreath 500 mcg 20 f.c. tabs. pde-4 inhibitor pde-4 inhibitor

roflumilast is a drug that acts as a selective long-acting inhibitor of the enzyme phosphodiesterase-4 (pde-4). it has anti-inflammatory effects and is used as an orally administered drug for the treatment of inflammatory conditions of the lungs such as chronic obstructive pulmonary disease (copd). - -its primary clinical use is in the prevention of exacerbations (lung attacks) in severe copd.