7-Methoxybenzofuran-4-carboxamides as PDE 4 inhibitors: a potential treatment for asthma

7-Methoxybenzofuran-4-carboxamides as PDE 4 inhibitors: a potential treatment for asthma 7-Methoxyfuro[2,3-c]pyridine-4-carboxamides as PDE4 Inhibitors: A Potential Treatment for Asthma Synthesis and evaluation of a novel series of phosphodiesterase IV inhibitors. A potential treatment for asthma 8-Methoxyquinoline-5-carboxamides as PDE4 inhibitors: a potential treatment for asthma Selective Type IV Phosphodiesterase Inhibitors as Antiasthmatic Agents. The Syntheses and Biological Activities of 3-(Cyclopentyloxy)-4-methoxybenzamides and Analogs Synthesis and bioactivity of phenyl substituted furan and oxazole carboxylic acid derivatives as potential PDE4 inhibitors 2-Substituted-4-methoxybenzimidazole-based PDE4 inhibitors Design, synthesis and in vitro PDE4 inhibition activity of certain quinazolinone derivatives for treatment of asthma 1,4-Cyclohexanecarboxylates:  Potent and Selective Inhibitors of Phosophodiesterase 4 for the Treatment of Asthma Development of highly potent phosphodiesterase 4 inhibitors with anti-neuroinflammation potential: Design, synthesis, and structure-activity relationship study of catecholamides bearing aromatic rings