2. Signaling Pathways
  3. Metabolic Enzyme/Protease
  4. Phosphodiesterase (PDE)
  5. PDE4 Isoform
  6. PDE4 Inhibitor

PDE4 Inhibitor

PDE4 Inhibitors (111):

Cat. No. Product Name Effect Purity
  • HY-12318
    IBMX
    		Inhibitor 99.99%
    IBMX is a broad-spectrum phosphodiesterase (PDE) inhibitor, with IC50s of 6.5, 26.3 and 31.7 μM for PDE3, PDE4 and PDE5, respectively.
  • HY-16900
    Rolipram
    		Inhibitor 99.58%
    Rolipram is a selective phosphodiesterases PDE4 inhibitor with IC50s of 3 nM, 130 nM and 240 nM for PDE4A, PDE4B, and PDE4D, respectively.
  • HY-15455
    Roflumilast
    		Inhibitor 99.98%
    Roflumilast (APTA-2217) is a selective PDE4 inhibitor with IC50s of 0.7, 0.9, 0.7, and 0.2 nM for PDE4A1, PDEA4, PDEB1, and PDEB2, respectively, without affecting PDE1, PDE2, PDE3 or PDE5 isoenzymes from various cells.
  • HY-12085
    Apremilast
    		Inhibitor 99.91%
    Apremilast (CC-10004) is an orally available inhibitor of type-4 cyclic nucleotide phosphodiesterase (PDE-4) with an IC50 of 74 nM. Apremilast inhibits TNF-α release by lipopolysaccharide (LPS) with an IC50 of 104 nM.
  • HY-N0014
    Icariin
    		Inhibitor 99.06%
    Icariin is a flavonol glycoside. Icariin inhibits PDE5 and PDE4 activities with IC50s of 432 nM and 73.50 μM, respectively. Icariin also is a PPARα activator.
  • HY-163606
    PDE4B/D-IN-3
    		Inhibitor
    PDE4B/D-IN-3 (example 22) is a potent inhibitor of PDE4, with IC50s of 0.071 nM and 0.09 nM for PDE4B2 and PDE4D, respectively.
  • HY-106137
    Tofimilast
    		Inhibitor
    Tofimilast is an inhibitor of Phosphodiesterase 4 (PDE4) with an IC50 of 0.14 μM. Tofimilast exerts its anti-inflammatory effects by inhibiting the activity of PDE4, thereby increasing intracellular levels of cAMP.
  • HY-162797
    PDE4-IN-18
    		Inhibitor
    PDE4-IN-18 (compound 1l) is a PDE4 inhibitor (IC50=1.55 μM) with anti-inflammatory activity. PDE4-IN-18 exerts anti-inflammatory effects by reducing excessive immune cell infiltration and intestinal membrane formation, as well as reducing the mRNA expression of pro-inflammatory cytokines (such as TNF-α and IL-6) in synovial tissue. PDE4-IN-18 can be used in the study of rheumatoid arthritis and psoriasis.
  • HY-100927
    Ro 20-1724
    		Inhibitor 99.34%
    Ro 20-1724 (Ro 20-174) is a potent inhibitor of cAMP-specific phosphodiesterase (PDE4/PDE IV) with a Ki of 1930 nM. Neuroprotective effect.
  • HY-117571
    Zatolmilast
    		Inhibitor 98.98%
    Zatolmilast (BPN14770) is a selective phosphodiesterase 4D (PDE4D) allosteric inhibitor with IC50s of 7.8 nM and 7.4 nM for PDE4D7 and PDE4D3, respectively.
  • HY-10978
    Crisaborole
    		Inhibitor 99.88%
    Crisaborole (AN-2728) is a potent inhibitor of PDE4 and cytokine release; inhibit PDE4 with an IC50 of 0.49 μM.
  • HY-16558
    Butein
    		Inhibitor 99.95%
    Butein is a cAMP-specific PDE inhibitor with an IC50 of 10.4 μM for PDE4. Butein is a specific protein tyrosine kinase inhibitor with IC50s of 16 and 65 μM for EGFR and p60c-src in HepG2 cells. Butein sensitizes HeLa cells to Cisplatin through AKT and ERK/p38 MAPK pathways by targeting FoxO3a. Butein is a SIRT1 activator (STAC).
  • HY-18252
    Avanafil
    		Inhibitor 98.66%
    Avanafil (TA-1790) is a potent and selective phosphodiesterase-5 (PDE-5) inhibitor with IC50 values of 5.2 nM, 630 nM, 5700 nM, 6200 nM, 12000 nM, 27000 nM, 51000 nM and 53000 nM for PDE-5, PDE-6, PDE-4, PDE-10, PDE-8, PDE-7, PDE-2 and PDE-1, respectively. Avanafil activates NO/cGMP/PKG signaling-pathway to decrease loss in BMD, bone atrophy, and oxidative stress. Avanafil inhibits cyclic guanosine monophosphate (cGMP) hydrolysis and thus increases cGMP levels. Avanafil can be used for the research of erectile dysfunction and osteoporosis.
  • HY-109085
    Difamilast
    		Inhibitor 99.63%
    Difamilast (OPA-15406) is a topical, selective and nonsteroidal phosphodiesterase-4 (PDE4) inhibitor with particularly efficient inhibition of subtype B (IC50=11.2 nM). Difamilast can be used for the research of mild to moderate atopic dermatitis (AD).
  • HY-122942
    Moracin M
    		Inhibitor 98.90%
    Moracin M is a phenolic component that can be isolated from Mori Cortex, is a potent phosphodiesterase-4 (PDE4) inhibitor with IC50 values of 2.9, 4.5, >40, and >100 μM for PDE4D2, PDE4B2, PDE5A1, and PDE9A2, respectively. Moracin M has anti-inflammatory activity.
  • HY-119708
    Ensifentrine
    		Inhibitor 99.70%
    Ensifentrine (RPL-554) is an inhaled first-in-class dual inhibitor of phosphodiesterase 3 (PDE3) and PDE4 with IC50s of 0.4 nM and 1479 nM, respectively. Ensifentrine has bronchoprotective and anti-inflammatory activities. Ensifentrine can be used for chronic obstructive pulmonary disease (COPD) research.
  • HY-15485
    Zardaverine
    		Inhibitor 98.73%
    Zardaverine is an orally active and selective PDE3/4 inhibitor (IC50)=0.58 uM/0.17 uM) with potent bronchodilator activity. Zardaverine also selectively inhibits the proliferation of HCC cells and induces apoptosis and cycle arrest (G0/G1 phase). Zardaverine has good antitumor potential and is effective in both bronchial relaxation and reduction of inflammation in asthma.
  • HY-10790
    Cilomilast
    		Inhibitor 99.89%
    Cilomilast (SB-207499) is a potent, selective and orally active inhibitor of Phosphodiesterase 4 (PDE4), with IC50s of ~100 and 120 nM for LPDE4 and HPDE4, respectively. Cilomilast shows selectivity for PDE4 over PDE1, PDE2, PDE3 and PDE5 (IC50=74, 65, >100, and 83 μM, respectively). Cilomilast has anti-inflammatory and immunomodulatory effects and can be used for thr research of asthma and chronic obstructive pulmonary disease (COPD).
  • HY-15444
    D159687
    		Inhibitor 98.34%
    D159687 is a selective PDE4D inhibitor.
  • HY-10469
    GSK256066
    		Inhibitor 98.15%
    GSK256066 is a selective and high-affinity phosphodiesterase 4 (PDE4) inhibitor, with an IC50 of 3.2 pM for PDE4B. GSK256066 is developed for the research of chronic obstructive pulmonary disease.