BI-D1870 is a small molecule, specific inhibitor of p90 RSK (ribosomal S6 kinase) isoforms RSK1, RSK2, RSK3 and RSK4, both in vitro and in vivo, with IC50s are 31 nM, 24 nM, 18 nM, 15 nM, respectively.

Bictegravir is a novel, potent inhibitor of HIV-1 integrase with an IC50 of 7.5 nM.

BIBW2992 (Afatinib, Tomtovok, Tovok) irreversibly inhibits EGFR/HER2 including EGFRwt, EGFRL858R, EGFRL858R/T790M and HER2 with IC50 of 0.5 nM, 0.4 nM, 10 nM and 14 nM, respectively.

BIBS 39 is a new nonpeptide angiotensin II (AII) receptor antagonist.

BIBR 953 (Dabigatran, Pradaxa) is a highly selective, reversible, and potent thrombin inhibitor and is orally available as the prodrug, dabigatran etexilate.

BI-9564 is a selective, and cell-permeable BRD9 BD inhibitor, with Kd of 5.9 nM for BRD9, and IC50 of > 100 μM for BET family.

BI-847325 is an orally bioavailable, and selective dual MEK/Aurora kinase inhibitor with IC50 of 3 nM, 25 nM, 15 nM, 25 nM, and 4 nM for Xenopus laevis Aurora B, human Aurora A and Aurora C, as well as human MEK1 and MEK2, respectively. Phase 1.

BI2536 is a potent Plk1 inhibitor with IC50 of 0.83 nM, BI2536 shows 4- and 11-fold greater selectivity against Plk2 and Plk3; BI2536 also is a BRD4 inhibitor(IC50= 25 nM).

BGJ398 (NVP-BGJ398) is a potent and selective FGFR inhibitor for FGFR1/2/3 with IC50 of 0.9 nM/1.4 nM/1 nM, >40-fold selective for FGFR versus FGFR4 and VEGFR2, and little activity to Abl, Fyn, Kit, Lck, Lyn and Yes. Phase 2.

Betrixaban (PRT-054021) is a highly potent, selective, and orally efficacious factor Xa inhibitor with IC50 of 1.2 nM(inhibition of Factor 10a).

Beta-Lapachone is a selective DNA topoisomerase I inhibitor, exhibiting no inhibitory activities against DNA topoisomerase II or ligase. Phase 2.

Beta-guanidinopropionic acid is a novel creatine kinase inhibitor.

Besifloxacin HCl is a fourth-generation fluoroquinolone antibiotic.

Bepotastine Beslilate (Bepreve) is a histamine H1 receptor anatagonist.

Belvarafenib is a potent and pan RAF (Rapidly Accelerated Fibrosarcoma) inhibitor, with IC50s of 56 nM, 7 nM and 5 nM for B-RAF, B-RAFv600E and C-RAF respectively.

Belizatinib(TSR-011) is an orally available inhibitor of both the receptor tyrosine kinase anaplastic lymphoma kinase (ALK) and the tropomyosin-related kinases (TRK) TRKA, TRKB, and TRKC, with potential antineoplastic activity.

Belinostat (PXD101) is a novel pan-HDAC inhibitor with IC50 of 27 nM, with activity demonstrated in cisplatin-resistant tumors.

Bedaquiline fumarate(TMC207; R207910) is an anti-tuberculosis drug which selectively inhibit the mycobacterial energy metabolism i.e. ATP synthesis and found to be effective against all states of Mycobacterium tuberculosis.

BEC is a boronic acid-based arginine analog that acts as a slow-binding, competitive transition state inhibitor of arginase I and II (Ki = 310 nM for human recombinant type II arginase, pH 7.5).

BD1063 dhydrochloride is a potent and selective sigma 1 receptor antagonist.

BD 1047 dihydrobromide is a selective antagonist of σ receptors.

BCI-121 is a SMYD3 inhibitor that impairs the proliferation of cancer cell.

BC-1215 (BC1215) is a highly unique, selective E3 ligase F box component Fbxo3 inhibitor with IL1β IC50 of 0.9 ug/mL.

Bazedoxifene is a selective estrogen receptor modulator (SERM) currently in development for osteoporosis prevention and treatment.

BAY-1895344 is a potent and selective ATM inhibitor. BAY 1895344 shows potent anti-tumor efficacy in monotherapy and strong combination potential with the targeted alpha therapy Radium-223 dichloride.

BAY1217389 is an orally bioavailable, selective inhibitor of the serine/threonine kinase monopolar spindle 1 (Mps1, TTK), with potential antineoplastic activity.

BAY 87-2243 is a highly potent and selective inhibitor of hypoxia-induced HIF-1 activation.

BAY 61-3606 2Hcl is a potent, ATP-competitive, reversible, and highly selective inhibitor of Syk tyrosine kinase activity (Ki= 7.5 nM) with no inhibitory effect against Btk, Fyn, Itk, Lyn, and Src.

Bay 59-3074 is a novel CB1/CB2 receptor partial agonist (Ki values are 48.3 and 45.5 nM at human CB1 and CB2 receptors respectively).

BAY 57-1293 represents a new class of potent inhibitors of herpes simplex virus (HSV) that target the virus helicase primase complex.