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Cat. No. Product Name Information
PC-45163

Alcaftadine

Histamine H1 antagonist

Alcaftadine (R-89674) is a H1 histamine receptor antagonist that used for prevention of allergic conjunctivitis, has a high affinity for histamine H1 and H2 receptors and a lower affinity for H4 receptors.
PC-45251

Tripelennamine hydrochloride

H1 receptor antagonist

Tripelennamine hydrochloride (Pyribenzamine hydrochloride) is the first-generation antihistamine that acts primarily as H1 receptor antagonist.
PC-28139

GD136 hydrochloride

H1R/H4R antagonist

GD136 hydrochloride (VUF10775, GD-136) is a potent, selective dual histamine H1 and H4 receptors (H1R/H4R) ligand / antagonist with pKi of 7.61 and 7.93 (hH1R/hH4R), shows >100-fold selectivity over hH2R and hH3R.
PC-27866

LINS01022

H3R antagonist

LINS01022 is a high affinity, selective histamine H3 receptor (H3R) antagonist with pKi of 8.2, >1000-fold selective over H4R, exhibits potent antiproliferative effect against 4T1 and MDA-MB-231 TNBC cell lines.
PC-27477

GSK189254

H3R antagonist

GSK189254 (GSK189254A hydrochloride) is a potent, selective histamine H3 receptor (H3R) antagonist with pKi of 9.59 -9.90 and 8.51-9.17 for human and rat H3R respectively.
PC-27476

GSK189254A

H3R antagonist

GSK189254A (GSK189254 free base) is a potent, selective histamine H3 receptor (H3R) antagonist with pKi of 9.59 -9.90 and 8.51-9.17 for human and rat H3R respectively.
PC-27475

GSK207040

H3R antagonist

GSK207040 is a potent, selective histamine H3 receptor (H3R) antagonist with pKi of 9.67 and 9.08 for human and rat H3 receptors respectively.
PC-27473

GSK334429

H3R antagonist

GSK334429 is a potent, selective histamine H3 receptor (H3R) antagonist with pKi of 9.49 and 9.12 for human and rat H3 receptors respectively.
PC-26776

Fexofenadine

H1 receptor antagonist, ADAM17 inhibitor

Fexofenadine (MDL-16455) is an orally active and nonsedative H1 receptor antagonist, also binds and inhibits the catalytic activity of human ADAM17, shows anti-inflammatory effects.
PC-26243

Thioperamide

H3R antagonist

Thioperamide (MR-12842) is a potent, selective, orally available, brain penetrant inverse agonist / antagonist of histamine H3-receptor (H3R) with Ki of 4.3 nM for inhibition of [3H]histamine release, inhibits [3H]histamine synthesis of KI of 31 nM.
PC-26036

BP1.3656B

H3R antagonist

BP1.3656B is a highly potent and selective histamine H3 receptor (H3R) inverse agonist/antagonist with IC50 of 0.38 nM.
PC-24402

Promethazine hydrochloride

Histamine antagonist

Promethazine hydrochloride is an orally active histamine receptor antagonist, shows antihistaminic (H1), sedative, antiemetic, anticholinergic, and antimotion sickness properties.

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