Phosphodiesterase 4 Inhibitors

**Definition:** Compounds that specifically inhibit PHOSPHODIESTERASE 4.

**Tree numbers:** - D27.505.519.389.735.374

**Synonyms:** - Phosphodiesterase 4 Inhibitor - PDE-4 Inhibitor - PDE4 Inhibitor - Phosphodiesterase Type 4 Inhibitor - PDE-4 Inhibitors - PDE4 Inhibitors - Phosphodiesterase Type 4 Inhibitors