Pharmacokinetic Interaction Between Tadalafil and Bosentan in Healthy Male Subjects

COMMENT: Combinations of agents are being tried for pulmonary arterial hypertension (PAH)- a serious illness with a limited life expectancy. The clinical study below shows that the combination of a PDE5 inhibitor, tadalafil with bosentan, an agent already in use for PAH leads to the significant reduction in exposure of tadalafil because of the induction [...]