pde3

IBMX (Methylisobutylxanthine) is a broad-spectrum phosphodiesterase (PDE) inhibitor with inhibitory activity against PDE3, PDE4, and PDE5 (IC50=6.5/26.3/31.7 μM). IBMX enhances the intracellular cAMP level.

OR-1896 is the active metabolite of Levosimendan, a highly specific phosphodiesterase (PDE III) inhibitor, a vasodilator with partial anti-inflammatory properties that produces vasodilation in different types of blood vessels through activation of ATP-sensitive (KATP) and other potassium channels.OR-1896 can be used to study heart failure and vascular dysfunction. OR-1896 can be used to study heart failure and vascular dysfunction.

Siguazodan (SKF 94836) is an effective, selective, orally active phosphodiesterase III ((PDE-III)) inhibitor with an IC50 of 117 nM. Siguazodan inhibited phenylephrine induced 5-HT release with an IC50 value of 4.2 μM. Siguazodan can increase cAMP accumulation in intact platelets, with EC50 of 18.88 μM.

Adibendan (Adibendanum) is a selective inhibitor of PDE3 with an IC50 of 2.0 μM.

EMD57439 is a selective PDE-III inhibitor, showing no significant increase in c-AMP concentration and producing little change in Ca(50).

Imazodan hydrochloride (CI-914 HCl) is a potent and selective type III phosphodiesterase inhibitor used in the treatment of chronic congestive heart failure.

Isomazole is a novel orally available phosphodiesterase (PDE) inhibitor with calcium-sensitizing properties that inhibits PDE3 and PDE4.

Vesnarinone HCl (OPC-8212 HCl) is an orally active phosphodiesterase 3 (PDE3) inhibitor.Vesnarinone HCl modulates calcium and potassium ions, increasing calcium flux and decreasing potassium flux.Vesnarinone HCl is a new positive inotropic compound that enhances myocardial contractility and can be be used in heart failure studies.

Pumafentrine(BY 343) is a dual PDE3/PDE4 inhibitor that reduces clinical scores and TNF expression in experimental colitis in mice.

Imazodan, a small molecule compound with positive inotropic activity, is a selective type III phosphodiesterase inhibitor and can be used to study heart failure.

Dazonone (Imidazo[2,1-b]quinazolin-2(3H)-one, 6-chloro-1,5-dihydro-3-methyl-) is a specific PDE III inhibitors.

Cilostazol (OPC 21) is a Phosphodiesterase 3 Inhibitor. The mechanism of action of cilostazol is as a Phosphodiesterase 3 Inhibitor.

Luteolin (Luteolol) belongs to the flavonoid group of natural products and is a Nrf2 inhibitor, PDE inhibitor. Luteolin has a wide range of biological activities including antitumor, antioxidant, anti-inflammatory, antimicrobial, antiviral, antiallergic, and procoagulant.

Milrinone (Win 47203) is a Phosphodiesterase 3 Inhibitor. The mechanism of action of milrinone is as a Phosphodiesterase 3 Inhibitor.

Fenspiride hydrochloride (Decaspiride) , an oxazolidinone spiro compound, is a drug used in the therapy of certain respiratory diseases. It is approved for use in Russia for the therapy of chronic and acute inflammatory diseases of ENT organs and the respiratory tract (like sinusitis, tracheobronchitis, otitis, laryngitis, and rhinopharyngitis), and for maintenance therapy of asthma.

NSP-805 is a potent and selective inhibitor of guinea pig cardiac phosphodiesterase 3 (PDE3).

Pimobendan (UD-CG 115 BS) is a selective inhibitor of PDE3 (IC50: 0.32 μM).

Zardaverine (BY 290) is an orally available, selective and potent PDE3/4 inhibitor with bronchodilator activity and anti-hepatocarcinogenic activity.Zardaverine's action in platelets is mediated by PDE III isoenzymes and can be used in studies of acute renal failure and chronic airflow obstruction.

Carbazeran (UK-31,557) is an inhibitor of PDE2 and PDE3 and can be used for studies about metabolic diseases. Carbazeran shows inotropic and chronotropic effects in vivo(EC50 = 100 μM).

Ensifentrine (Ensifentrinum) is a PDE3/4 inhibitor, although its affinity for PDE3(IC50: 0.4 nM) is 3,440 times higher than that for PDE4(IC50: 1479 nM), that is under clinical development for the treatment of asthma and COPD and, potentially, cystic fibrosis.

Olprinone (Loprinone)(Loprinone) is a selective phosphodiesterase 3 (PDE3) inhibitor.Olprinone has been reported to improve microcirculation and attenuate inflammation. Olprinone is often used to increase cardiac output after cardiopulmonary bypass (CPB).

Enoximone is a selective inhibitor of phosphodiesterase III (PDE3), with treatment of congestive heart failure.

RS-25344 is a potent and selective phosphodiesterase (PDE) 4 inhibitor. It inhibits eosinophil chemotaxis and increases progressive motility of spermatozoa in vitro.

3-O-Methylquercetin is a selective and competitive PDE3/PDE4 inhibitor, and inhibits PDE3 than PDE4 with a low K(m) value; it inhibits total cAMP- and cGMP-phosphodiesterase (PDE) of guinea pig trachealis at low concentrations.