PRN 473 is a novel potent, selective reversible inhibitor of Btk.

Pristinamycin is an antibiotic used primarily in the treatment of staphylococcal infections, and to a lesser extent streptococcal infections.

Prinaberel(ERB-041) is a potent and selective ERbeta agonist; being >200-fold selective for ERbeta.

Pridopidine (ACR16, FR-310826, ASP-2314, Huntexil) is a specific dopamine stabilizer without no partial agonism.

Prednisolone is a glucocorticoid with the general properties of the corticosteroids. .

Pramipexole is a partial/full D2S, D2L, D3, D4, receptor agonist with a Ki of 3.9, 2.2, 0.5, 5.1 nM.

Pralidoxime is an antidote to organophosphate pesticides and chemicals.

PR5-LL-CM01 is a novel selective, small-molecule inhibitor of PRMT5 methyltransferase with IC50 of 7.5 uM.

PQC 083 is a novel nerve growth factor (NGF) antagonist with IC50 of 7.0 uM, functionally inhibits NGF's effects on PC12 cell differentiation.

PptT inhibitor 8918 (Compound 8918) is a mycobactericidal amidino-urea compound that targets phosphopantetheinyl transferase (PptT, IC50=2.5 uM), shows an MIC90 of 3.1 uM against Mtb H37Rv.

PPTN is a potent, highly specific amtagonist of P2Y14 receptor with Ki of 0.4 nM in functional assays.

PPTN is a potent, highly specific amtagonist of P2Y14 receptor with Ki of 0.4 nM in functional assays.

PPI-2458 is potent, specific, irreversible methionine aminopeptidase-2 (MetAP-2) inhibitor with IC50 of 0.2 nM, inhibits growth inhibition of HFLS-RA and HUVEC with IC50 of 0.04 nM.

PPBI is a novel potent, selective, full M1 muscarinic agonist with EC50 of 5, 8, and 21 nM for human, rat, and mouse M1 receptors, respectively.

PPARα activator compound 3 is a specific PPAR activator that selectively up-regulates PPARα transcriptional activity, leading to PPARα target gene expression both in vitro and in vivo.

PP-121 is a multi-targeted inhibitor of PDGFR, Hck, mTOR, VEGFR2, Src and Abl with IC50 of 2 nM, 8 nM, 10 nM, 12 nM, 14 nM and 18 nM, also inhibits DNA-PK with IC50 of 60 nM.

PP1 inhibitor C31 is a 1E7-03 analog and protein phosphatase 1 (PP1) targeting small molecule with Kd of 1.88 uM, inhibits Ebola virus (EBOV) transcription and replication.

Potent and selective 5-HT6 receptor antagonist (pKi = 8.6).

Potassium thioacetate is widely used as a sulfur source in the synthesis of sulfur-containing organic compounds. It has been employed for the synthesis of heterocycles, polymers, transition-metal ligands, nanoparticles, bioactive compounds and macromolecu

Pomaglumetad Methionil (LY2140023 monohydrate) is the methionine amide prodrug of the mGluR2/3 agonist LY-404039 with the potential oral treatment of schizophrenia..

Poloppin II is an orally active, Poloppin derivative inhibitor of protein-protein interaction via the PBD of the mitotic Polo-like kinase (PLK) with IC50 of 41 uM in FP assays, exhibits IC50 of 61 nM cellular assay for mitotic arrest.

Polmacoxib is an inhibitor of cyclooxygenase 2 (COX-2) and the carbonic anhydrase subtypes I (CAI) and CAII.

PNU-74654 is an inhibitor of Wnt/β-catenin pathway with an IC50 of 129.8 μM in NCI-H295 cell.

PNRI-299 is an inhibitor of activator protein-1 (AP-1) transcription (IC(50) of 20 microM) without affecting NF-kappaB transcription (up to 200 microM) or thioredoxin (up to 200 microM).

PNR-7-02 is a specific inhibitor of human DNA Polymerase η (hPol η) with IC50 of 8 uM, exhibits 5-10-fold specificity for hPol η over other replicative Pols.

PNPLA4-IN-1 is a potent, selective, and irreversible PNPLA4 inhibitor with IC50 of 1.8 uM (separated membrane proteome fraction), shows in-cell inhibition of PNPLA4 with IC50 of 11.7 uM..

PM-43I is a selective inhibitor of STAT5/6 Src Homology 2 (SH2) domain, binds recombinant STAT6 and STAT5B (IC50=1.8 and 3.8 uM) with much lower affinity for STAT3 (IC50=29.9 uM).

Plocabulin (PM060184) is a novel tubulin-binding agent binding to αβ-tubulin dimer with nanomolar affinity, inhibits a panel of 23 tumor cell lines with GI50 of 20 pM-5 nM.

PLK1-IN-14f is a potent PLK1 inhibitor, exhibits potent activity against a panel cancer cell lines with GI50 values ranging from 0.30 to 0.60 uM.

PL265 (PL-265) is a dual enkephalinase inhibitor, alleviate corneal pain and inflammation in vivo..