H1 receptor 选择性抑制剂 | 激动剂 | 拮抗剂

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S5447

Triprolidine Hydrochloride

Triprolidine Hydrochloride is the hydrochloride salt form of Triprolidine, which is the first generation histamine H1 antagonist used in allergic rhinitis.

S0897

Cyclizine

Cyclizine is a piperazine first-generation antagonist of histamine 1 receptor.

S5864

Levocetirizine

Levocetirizine (LCZ, (R)-Cetirizine), the R-enantiomer of cetirizine, is an antagonist of histamine H(1) receptor.

S5196

Promethazine

Promethazine is a potent histamine H1 receptor antagonist. Promethazine is a medication used in the management and treatment of allergic conditions, nausea and vomiting, motion sickness, and sedation. Promethazine exhibits antiparasitic properties.

S4696

CarbinoxaMine Maleate

Carbinoxamine maleate is a histamine-H1 receptor blocking agent with antihistamine and anticholinergic properties.

S5647

Emedastine Difumarate

Emedastine Difumarate (Rapimine, Emedastine fumarate) is the difumarate salt form of emedastine, a second generation, selective histamine H1 receptor antagonist with anti-allergic activity.

S4849

Levocetirizine Dihydrochloride

Levocetirizine (Xyzal, (-)-Cetirizine) is the active R-enantiomer of cetirizine and represents a new second-generation histamine H1 antagonist.

S3913

Pimethixene maleate

Pimethixene (Pimetixene) maleate, an antihistamine, anntimigraine agent and antiserotonergic compound, is a highly potent antagonist of a broad range of monoamine receptors, including a variety of serotonin receptors. Pimethixene maleate inhibits 5-HT2A, 5-HT2B, 5-HT2C, 5-HT1A, 5-HT1B, 5-HT6, 5-HT7, Adrenergic α-1A, Dopamine D1 Receptor, Dopamine D2 Receptor, Dopamine D4.4 Receptor, Histamine H1 Receptor, Muscarinic M1 and Muscarinic M2 with pKi of 10.22, 10.44, 8.42, 7.63, < 5, 7.

S5659

Emedastine

Emedastine is a potent, high affinity histamine H1-receptor-selective antagonist with Ki of 1.3 ±0.1 nM for H1-receptors while considerably weaker at H2- (K1 = 49,067 ± 11,113 nM) and H3-receptors (Ki = 12,430 ± 1,282 nM).

S1847

Clemastine fumarate

Clemastine fumarate is a selective histamine H1 receptor antagonist with IC50 of 3 nM. Clemastine stimulates autophagy via mTOR pathway.

S4625

Alcaftadine

Alcaftadine (Lastacaft, R89674) is a high affinity ligand for the H1 receptor, with a pKi (8.5) that is comparable with that of other H1 antihistamines. Alcaftadine is also an antagonist for H2 and H4 receptors with no affinity for the H3 receptor.

S0398

Astemizole

Astemizole (R 43512) is a histamine H1-receptor antagonist with IC50 of 4.7 nM. Astemizole is also a potent inhibitor of ether à-go-go 1 (Eag1) and Eag-related gene (Erg) potassium channels. Astemizole has antineoplastic and antipruritic effects.

S1816

Chlorpheniramine Maleate

Chlorpheniramine Maleate (Chlorpheniramine maleate, Chlorphenamine, NCI-C55265) is an histamine H1 receptor antagonist with IC50 of 12 nM.

S4026

Hydroxyzine 2HCl

Hydroxyzine is a histamine H1-receptor antagonist, inhibits binding of [3H]pyrilamine/[3H]desloratadine to human histamine H1 receptor with IC50 of 10 nM/19 nM.

S3721

Bilastine

Bilastine is a new, well-tolerated, nonsedating H1 receptor antihistamine and has a rapid onset and prolonged duration of action.

S2107

Mizolastine

Mizolastine (SL 850324) is a histamine H1-receptor antagonist with IC50 of 47 nM used in the treatment of hay fever (seasonal allergic rhinitis), hives and other allergic reactions.

S4012

Desloratadine

Desloratadine (SCH-34117, NSC 675447) is a potent antagonist for human histamine H1 receptor with IC50 of 51 nM.

S3052

Rupatadine Fumarate

Rupatadine is an inhibitor of PAFR and histamine (H1) receptor with Ki of 550 nM and 102 nM, respectively.

S3208

Fexofenadine HCl

Fexofenadine (MDL 16455A) inhibits histamine H1 receptor with IC50 of 246 nM.

S3037

Bepotastine Besilate

Bepotastine Besilate (TAU 284) is a non-sedating, selective antagonist of histamine 1 (H1) receptor with pIC50 of 5.7.

S1358

Loratadine (SCH29851)

Loratadine (Alavert,Claritin,SCH29851) is a histamine H1 receptor antagonist, used to treat allergies. Also acts as a selective inhibitor of B(0)AT2 with IC50 of 4 μM.

S3146

Tripelennamine HCl

Tripelennamine (Pyribenzamine) is a widely used H1 antagonist, inhibiting PhIP glucuronidation with IC50 of 30 μM.

S4240

Doxylamine Succinate

Doxylamine succinate competitively inhibits histamine at H1 receptors with substantial sedative and anticholinergic effects.

S4139

Cyclizine 2HCl

Cyclizine 2HCl is a piperazine derivative with Histamine H1 receptor antagonist activity.

S2585

Brompheniramine hydrogen maleate

Brompheniramine hydrogen maleate(Brompheniramine maleate) is a histamine H1 receptors antagonist.

S1986

Meclizine 2HCl

Meclizine (NSC 28728,Meclozine dihydrochloride) is a histamine H1 receptor antagonist used to treat nausea and motion sickness, has anti-histamine, anti-muscarinic and anti-oxidative phosphorylation properties, also an agonist ligand for mCAR (constitutive androstane receptor) and an inverse agonist for hCAR.

S1866

Diphenhydramine HCl

Diphenhydramine HCl is a first-generation histamine H1 receptor antagonist, used in various allergic conditions such as rhinitis, urticaria and conjunctivitis.

S4008

Pemirolast potassium

Pemirolast potassium (BMY26517) is a histamine H1 antagonist and mast cell stabilizer that acts as an antiallergic agent.

S4353

Terfenadine

Terfenadine is an antihistamine, generally completely metabolizes to the active form fexofenadine in the liver by the enzyme cytochrome P450 CYP3A4 isoform. Terfenadine ((±)-Terfenadine) is a potent open-channel blocker of hERG with an IC50 of 204 nM. Terfenadine, an H1 histamine receptor antagonist, acts as a potent apoptosis inducer in melanoma cells through modulation of Ca2+ homeostasis. Terfenadine induces ROS-dependent apoptosis, simultaneously activates Caspase-4, -2, -9.

S2024

Ketotifen Fumarate

Ketotifen Fumarate(HC 20511 fumarate) is a fumaric acid salt of ketotifen which is a H1-antihistamine and mast cell stabilizer.

S4262

Ebastine

Ebastine(LAS-W 090,RP64305) is a potent H1-histamine receptor antagonist, used for allergic disorders.

S4117

Histamine Phosphate

Histamine(Histamine diphosphate) acts directly on the blood vessels to dilate arteries and capillaries mediated by both H 1- and H 2-receptors.

S4118

Histamine 2HCl

Histamine(Ceplene) is an organic nitrogen compound, acts on target cells in mammalian brain via stimulation of Histamine 1/2.