1. Signaling Pathways
  2. GPCR/G Protein
    Immunology/Inflammation
    Neuronal Signaling
  3. Histamine Receptor
  4. H2 Receptor Isoform
  5. H2 Receptor Antagonist

H2 Receptor Antagonist

H2 Receptor Antagonists (26):

Cat. No. Product Name Effect Purity
  • HY-B0377
    Famotidine
    Antagonist 99.68%
    Famotidine (MK-208) is a competitive histamine H2-receptor antagonist. Its main pharmacodynamic effect is the inhibition of gastric secretion.
  • HY-A0077
    Perphenazine
    Antagonist 99.95%
    Perphenazine is an orally active dopamine receptor and histamine-1 receptor antagonist, with Ki values of 0.56 nM (D2), 0.43 nM (D3), 6 nM (5-HT2A), respectively. Perphenazine also binds to Alpha-1A adrenergic receptor. Perphenazine inhibits cancer cell proliferation, and induces apoptosis. Perphenazine can be used in the research of mental disease, cancer, inflammation.
  • HY-B0281A
    Ranitidine hydrochloride
    Antagonist 99.88%
    Ranitidine hydrochloride is a potent, selective and orally active histamine H2-receptor antagonist with an IC50 of 3.3 μM that inhibits gastric secretion. Ranitidine hydrochloride is a weak inhibitor of CYP2C19 and CYP2C9.
  • HY-10121
    Asenapine
    Antagonist 99.93%
    Asenapine (Org 5222), an atypical antipsychotic, is an antagonist of serotonin receptors (pKi: 8.4-10.5), adrenoceptors (pKi: 8.9-9.5), dopamine receptors (pKi: 8.9-9.4) and histamine receptors (pKi: 8.2-9.0). Asenapine can be used in the research of schizophrenia and bipolar disorder.
  • HY-106078
    Oxmetidine
    Antagonist
    Oxmetidine (SKF 92994) is an orally active H2-receptor antagonist, and is an anti-ulcer agent.
  • HY-122148
    DA 4626
    Antagonist
    DA 4626 is a competitive H2-histamine receptor antagonist. DA 4626 inhibits adenylate cyclase activity with a KB value of 40 nM.
  • HY-108411
    Emedastine
    Antagonist 98.01%
    Emedastine is an orally active, selective and high affinity histamine H1 receptor antagonist with a Ki value of 1.3 nM. Emedastine is a benzimidazole derivative with potent antiallergic properties and used for allergic rhinitis, allergic skin diseases and allergic conjunctivitis.
  • HY-17039
    Alcaftadine
    Antagonist 99.43%
    Alcaftadine (R89674) is a histamine H1 receptor antagonist, which is used to prevent eye irritation brought on by allergic conjunctivitis. Alcaftadine is a broad-spectrum antihistamine displaying a high affinity for histamine H1 and H2 receptors and a lower affinity for H4 receptors. Alcaftadine also exhibits modulatory action on immune cell recruitment and mast cell stabilizing effects.
  • HY-101232
    Tiotidine
    Antagonist 99.28%
    Tiotidine (ICI 125211) is a potent and selective antagonist of histamine H2-receptor (pA2=7.3-7.8 for guinea-pig right atrium). Tiotidine has low affinity for both the H1 and the H3 receptors.
  • HY-B0310
    Nizatidine
    Antagonist 99.68%
    Nizatidine is a potent and orally active histamine H2 receptor antagonist, can be used for the research of stomach?and?intestines ulcers. Nizatidine works by decreasing the secretion of gastric?acid the stomach makes and prevent ulcers from coming back after they have healed in animal models.
  • HY-15539
    Niperotidine
    Antagonist 98.49%
    Niperotidine is a histamine H2-receptor antagonist.
  • HY-15541
    Zaltidine
    Antagonist 99.49%
    Zaltidine dihydrochloride (CP-5736 dihydrochloride) is a highly specific H2 receptor antagonist with antisecretion activity. Zaltidine dihydrochloride reduces the stimulant effect of histamine on gastric acid secretion by binding to histamine H2 receptors on gastric parietal cells, thus reducing gastric acid production. Zaltidine dihydrochloride can be used in the study of gastric acid-related diseases such as duodenal ulcers.
  • HY-B0305A
    Roxatidine Acetate Hydrochloride
    Antagonist 99.26%
    Roxatidine Acetate Hydrochloride is a potent, selective, competitive and orally active histamine H2-receptor antagonist. Roxatidine Acetate Hydrochloride has antisecretory potency against gastric acid secretion. Roxatidine Acetate Hydrochloride can also suppress inflammatory responses and can be used for gastric and duodenal ulcers research. Roxatidine Acetate Hydrochloride has antitumor activity.
  • HY-101373A
    Zolantidine dimaleate
    Antagonist 99.88%
    Zolantidine dimaleate (SKF 95282 dimaleate) is a potent, selective and cross the blood-brain barrier histamine H2 antagonist. Zolantidine dimaleate induces antinociception.
  • HY-B0693
    Ranitidine
    Antagonist
    Ranitidine is a potent, selective and orally active histamine H2-receptor antagonist with an IC50 of 3.3 μM that inhibits gastric secretion. Ranitidine is a weak inhibitor of CYP2C19 and CYP2C9.
  • HY-14289A
    Cimetidine hydrochloride
    Antagonist
    Cimetidine (SKF-92334) hydrochloride is an orally active and inverse histamine H2 receptor antagonist with a Ki of 0.6 μM. Cimetidine hydrochloride is a gastric acid reducer, and can be used for duodenal and gastric ulcers research. Cimetidine hydrochloride has anti-cancer and anti-inflammatory activity.
  • HY-107563A
    ROS 234 dioxalate
    Antagonist
    ROS 234 dioxalate is a potent H3 antagonist, with a pKB of 9.46 for Guinea-pig ileum H3-receptor, a pKi of 8.90 for Rat cerebral cortex H3-receptor, and a ED50 of 19.12 mg/kg (ip) in ex vivo of Rat cerebral cortex. ROS 234 dioxalate diaplays poor central access.
  • HY-101234
    ICI 162846
    Antagonist
    ICI 162846 is an orally active antagonist of H2 receptor. ICI 162846 inhibits acid production accompanied by an increase in the secretion of histamine in chronic duodenal ulcer (CDU) models. ICI 162846 is effective in preventing CDU.
  • HY-B0693A
    Ranitidine bismuth citrate
    Antagonist
    Ranitidine bismuth citrate is an orally active Histamine H2-receptor antagonist with an IC50 of 3.3 μM. Ranitidine bismuth citrate has high selectivity for SARS-CoV-2-infected cells. Ranitidine bismuth citrate is a commonly used agent anti-Helicobacter pylori infection with an MIC90 value of 16 ng/L.
  • HY-10121B
    Asenapine citrate
    Antagonist
    Asenapine citrate, an atypical antipsychotic, is an antagonist of serotonin receptors (pKi: 8.4-10.5), adrenoceptors (pKi: 8.9-9.5), dopamine receptors (pKi: 8.9-9.4) and histamine receptors (pKi: 8.2-9.0). Asenapine citrate can be used in the research of schizophrenia and bipolar disorder.