1. Signaling Pathways
  2. GPCR/G Protein
    Immunology/Inflammation
    Neuronal Signaling
  3. Histamine Receptor
  4. Histamine Receptor Agonist

Histamine Receptor Agonist

Histamine Receptor Agonists (29):

Cat. No. Product Name Effect Purity
  • HY-17043
    Loratadine
    Agonist 99.98%
    Loratadine (SCH-29851) is a selective inverse peripheral histamine H1-receptor agonist with an IC50 of >32 μM. Loratadine has anti-dengue-virus (DENV) activity. Loratadine can inhibit immunologic release of inflammatory mediators.
  • HY-A0129
    Histamine phosphate
    Agonist 99.99%
    Histamine (phosphate) is a strong histamine receptor activator and vasodilator neuroagent, capable of activating nitric oxide synthase.
  • HY-107560
    4-Methylhistamine dihydrochloride
    Agonist 99.35%
    4-Methylhistamine (dihydrochloride) is the potent agonist of histamine 4 receptor (H4R). 4-Methylhistamine (dihydrochloride) has the potential for the research of immune-related diseases such as cancer and autoimmune disorders.
  • HY-B1557
    Betazole
    Agonist
    Betazole (Ametazole), a pyrazole analogue of histamine, is an orally active histamine H2 receptor agonist. Betazole induces gastric acid secretion and causes an immediate and significant increase in common bile duct pressure. Betazole is used as a diagnostic agent known as histalog for investigating gastric acid secretory capacity.
  • HY-W014941
    (R)-(-)-α-Methylhistamine dihydrochloride
    Agonist 99.62%
    (R)-(-)-α-Methylhistamine dihydrochloride is a potent, selective and brain-penetrant agonist of H3 histamine receptor, with a Kd of 50.3 nM. (R)-(-)-α-Methylhistamine dihydrochloride can enhance memory retention, attenuates memory impairment in rats.
  • HY-12752A
    Alimemazine hemitartrate
    Agonist 98.44%
    Alimemazine hemitartrate is a phenothiazine derivative that is generally used as an antipruritic agent and also a hemagglutinin (HA)-receptor antagonist.
  • HY-101420
    VUF10460
    Agonist 99.28%
    VUF10460 is a non-imidazole histamine H4 receptor agonist; binds to rat H4 receptor with a pKi of 7.46.
  • HY-B1478
    Dimaprit dihydrochloride
    Agonist 98.70%
    Dimaprit dihydrochloride is a selective histamine H2 receptor agonist, it also inhibits nNOS with an IC50 of 49 μM. Dimaprit dihydrochloride can stimulate gastric acid secretion.
  • HY-128656
    LML134
    Agonist 99.43%
    LML134 (compound 18b) is an orally active and high selective Histamine 3 receptor (H3R) inverse agonist with Kis of 0.3 nM and 12 nM for hH3R cAMP and hH3R bdg. LML134 penetrates the brain rapidly, leading to high H3R occupancy, and disengages its target with a fast kinetic profile. LML134 has the potential for excessive sleep disorders.
  • HY-120541
    ST-1006
    Agonist 99.55%
    ST-1006 is a potent histamine H4 receptor agonist with a pKi value of 7.94. ST-1006 has anti-inflammatory effect.
  • HY-W580721A
    4-Methylhistamine hydrochloride
    Agonist
    4-Methylhistamine (hydrochloride) is a potent, high affinity H4 receptor agonist Ki of 7 nM. 4-Methylhistamine (hydrochloride) displays more than 100-fold selectivity over other human histamine receptor subtypes.
  • HY-122608
    Samelisant free base
    Agonist
    Samelisant (SUVN-G3031) free base is a potent and selective histamine H3 receptor (H3R) inverse agonist with good brain penetration and oral bioavailability. Samelisant free base has a similar binding affinity towards human (hH3R; Ki=8.7 nM) and rat (rH3R;Ki=9.8 nM) H3R indicating no inter-species differences. Samelisant free base can be used for the research of sleep-related disorders.
  • HY-17043S
    Loratadine-d4
    Agonist
    Loratadine-d4 is the deuterium labeled Loratadine. Loratadine (SCH-29851) is a selective inverse peripheral histamine H1-receptor agonist with an IC50 of >32 μM. Loratadine has anti-dengue-virus (DENV) activity. Loratadine can inhibit immunologic release of inflammatory mediators.
  • HY-17043R
    Loratadine (Standard)
    Agonist
    Loratadine (Standard) is the analytical standard of Loratadine. This product is intended for research and analytical applications. Loratadine (SCH-29851) is a selective inverse peripheral histamine H1-receptor agonist with an IC50 of >32 μM. Loratadine has anti-dengue-virus (DENV) activity. Loratadine can inhibit immunologic release of inflammatory mediators.
  • HY-108058A
    Immethridine dihydrobromide
    Agonist
    Immethridine dihydrobromide is a selective histamine H3 receptor (H3R) agonist. Immethridine dihydrobromide displays 300-fold selectivity over the H4 receptor and does not bind to H1 or H2 receptors. Immethridine dihydrobromide can be used for experimental autoimmune encephalomyelitis (EAE) research.
  • HY-101173
    Imetit dihydrobromide
    Agonist ≥98.0%
    Imetit dihydrobromide (VUF 8325 dihydrobromide) is a high affinity and potent agonist of histamine H3 and H4 receptors, with Ki values of 0.3 and 2.7 nM, respectively. Imetit mimics histamine effect in triggering a shape change in eosinophils (EC50=25 nM).
  • HY-108977
    VUF 8430
    Agonist
    VUF 8430 is a potent and selective histamine H4 receptor agonist with a Ki of 31.6 nM and an EC50 of 50 nM.
  • HY-W580721
    4-Methylhistamine
    Agonist
    4-Methylhistamine is a potent agonist of histamine 4 receptor (H4R). 4-Methylhistamine has the potential for the research of immune-related diseases such as cancer and autoimmune disorders.
  • HY-B1557A
    Betazole dihydrochloride
    Agonist
    Betazole (Ametazole) dihydrochloride, a pyrazole analogue of histamine, is an orally active H2 receptor agonist. Betazole dihydrochloride induces gastric acid secretion, and causes an immediate and significant increase in common bile duct pressure. Betazole dihydrochloride has been used as a diagnostic agent known as histalog, for investigating gastric acid secretory capacity.
  • HY-100999
    (R)-(-)-α-Methylhistamine dihydrobromide
    Agonist
    (R)-(-)-α-Methylhistamine dihydrobromide is a potent, selective and brain-penetrant agonist of H3 histamine receptor, with a Kd of 50.3 nM. (R)-(-)-α-Methylhistamine dihydrobromide can enhance memory retention, attenuates memory impairment in rats.