List of phosphodiesterase inhibitors List of drugs: Tj–Tq PDE4 inhibitor PDE9 CC-1088 PDE10 Phosphodiesterase inhibitor PDE3 inhibitor PDE11 Irsogladine Filaminast Arofylline EHNA Piclamilast 8-Methoxymethyl-3-isobutyl-1-methylxanthine HT-0712 BRL-50481 Quazinone Zardaverine Homosildenafil Siguazodan Cilomilast Doxofylline SCH-51866 Enoximone Moxaverine Trapidil BAY 73-6691 Papaverine Mardepodect Zaprinast Furafylline Pentifylline YM-976 Ibudilast Rolipram Trequinsin Milrinone Nitrosoprodenafil ICI-63197 Acetildenafil Sulfoaildenafil Udenafil KMUP-1 Mirodenafil Aildenafil Amrinone Atizoram Ensifentrine Vinpocetine Avanafil Discovery and development of phosphodiesterase 5 inhibitors MY-5445 Pimobenda…

an Bucladesine Cilostamide Tadalafil Apremilast Tofisopam T-0156 Crisaborole Roflumilast Finasteride/tadalafil Lodenafil Vesnarinone PDE5 inhibitor Anagrelide Dipropylcyclopentylxanthine Enprofylline Pentoxifylline Vardenafil Aminophylline Dipyridamole Icariin Propentofylline Proxyphylline Mesembrenone Choline theophyllinate Mesembrine IBMX Theobromine Sildenafil Theophylline Etazolate 8-Cyclopentyl-1,3-dimethylxanthine Cartazolate Diprophylline Tracazolate Paraxanthine Glaucine Caffeine