Phosphodiesterase 3, 4 and 7 inhibitors (Spring Bank Pharmaceuticals)

phosphodiesterase inhibitors (Syntex)

Phosphodiesterase III inhibitors (VIVUS)

Phosphodiesterase inhibitor(Boehringer Ingelheim)

phosphodiesterase inhibitor (respiratory disease)

Phosphodiesterase V inhibitors (Plexxikon, Inc.)

7-F-7

7-cyano-7-deazaguanine

C₇H₅N₅O

Interleukin-7

RBH-61