MedPage Today -- An investigational phosphodiesterase 4 (PDE4) inhibitor called roflumilast may help some patients with chronic obstructive pulmonary disease, four multicenter, randomized controlled trials showed.
MedPage Today -- An investigational phosphodiesterase 4 (PDE4) inhibitor called roflumilast may help some patients with chronic obstructive pulmonary disease, four multicenter, randomized controlled trials showed.