2. Signaling Pathways
  3. GPCR/G Protein
    Immunology/Inflammation
    Neuronal Signaling
  4. Histamine Receptor
  5. Histamine Receptor Inhibitor

Histamine Receptor Inhibitor

Histamine Receptor Isoform Comparison

Histamine Receptor Inhibitors (181):

Cat. No. Product Name Effect Purity
  • HY-B1395
    Mecamylamine hydrochloride
    		Inhibitor 98.0%
    Mecamylamine hydrochloride is an orally active, nonselective, noncompetitive nAChR antagonist. Mecamylamine hydrochloride is also a ganglionic blocker. Mecamylamine hydrochloride can across the blood-brain barrier. Mecamylamine hydrochloride can be used in the research of neuropsychiatric disorders, hypertension, antidepressant area.
  • HY-N0054
    Osthole
    		Inhibitor 99.98%
    Osthole (Osthol) is a natural antihistamine alternative. Osthole may be a potential inhibitor of histamine H1 receptor activity. Osthole also suppresses the secretion of HBV in cells.
  • HY-P1237
    C-Type Natriuretic Peptide (CNP) (1-22), human
    		Inhibitor 99.84%
    C-Type Natriuretic Peptide (CNP) (1-22), human, a 1-22 fragment of CNP, is a natriuretic peptide receptor B (NPR-B) agonist. C-Type Natriuretic Peptide (CNP) (1-22), human inhibits cAMP synthesis stimulated by the physiological agonists histamine and 5-HT or directly by Forskolin. CNP is a potent, endothelial-derived relaxant and growthinhibitory factor.
  • HY-10791
    Ritanserin
    		Inhibitor 99.68%
    Ritanserin (R 55667) is a highly potent, relatively selective, orally active, long acting antagonist of 5-HT2 receptor, with an IC50 of 0.9 nM, less active on Histamine H1, Dopamine D2, Adrenergic α1, Adrenergic α2 receptors.
  • HY-B0188A
    Mianserin hydrochloride
    		Inhibitor 99.95%
    Mianserin hydrochloride (Org GB 94) is an orally active H1 receptor antagonist. Mianserin hydrochloride can activate κ-opioid receptor and octopamine receptor. Mianserin hydrochloride increases ERK1/2 and CREB phosphorylation, and antagonizes full κ-opioid agonist and Dynorphin A (HY-P1333)-induced MAPK phosphorylation. Mianserin hydrochloride modulates social and exploratory behaviour, raises electroconvulsive thresholds. Mianserin hydrochloride can be used for the research of neurological disease, such as depression and epilepsy.
  • HY-B0157
    Ketotifen
    		Inhibitor 99.94%
    Ketotifen (HC 20-511) is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen also has antiviral activity against SARS-CoV-2 and Influenza virus. Ketotifen can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention.
  • HY-B0520A
    Benztropine mesylate
    		Inhibitor 99.85%
    Benztropine mesylate (Benzatropine mesylate) is an orally active and BBB-permeable centrally acting anticholinergic agent that can be used for Parkinson's disease research. Benztropine mesylate is an anti-histamine agent and a dopamine re-uptake inhibitor. Benztropine mesylate is also a human D2 dopamine receptor allosteric antagonist. Benztropine mesylate also has anti-CSCs (cancer stem cells) effects.
  • HY-B0157A
    Ketotifen fumarate
    		Inhibitor 99.88%
    Ketotifen (HC 20-511) fumarate is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen fumarate can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen fumarate also has antiviral activity against SARS-CoV-2 and Influenza virus. Ketotifen fumarate can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention.
  • HY-12199
    Pitolisant
    		Inhibitor 99.73%
    Pitolisant is a potent and selective nonimidazole inverse agonist at the recombinant human histamine H3 receptor (Ki=0.16 nM).
  • HY-B1090
    Cinnarizine
    		Inhibitor 99.63%
    Cinnarizine is an orally active, effective and selective inhibitor of L-type calcium channel Cav1.3 with an IC50 of 1.5 μM (in vestibular hair cells). Cinnarizine can cross the blood-brain barrier and regulate calcium homeostasis and dopamine neurotransmission. Cinnarizine inhibits the influx of calcium ions into smooth muscle cells by blocking L-type calcium channels, thereby relaxing vascular smooth muscle, improving cerebral circulation and reducing blood viscosity, while antagonizing dopamine receptors. Cinnarizine can be used in the study of vestibular vertigo, Meniere's disease and cerebrovascular diseases.
  • HY-13448
    Nedocromil
    		Inhibitor 98.75%
    Nedocromil suppresses the action or formation of multiple mediators, including histamine, leukotriene C4 (LTC4), and prostaglandin D2 (PGD2).
  • HY-P1237A
    C-Type Natriuretic Peptide (CNP) (1-22), human TFA
    		Inhibitor 99.07%
    C-Type Natriuretic Peptide (CNP) (1-22), human (TFA),a 1-22 fragment of CNP, is a natriuretic peptide receptor B (NPR-B) agonist. C-Type Natriuretic Peptide (CNP) (1-22), human (TFA) inhibits cAMP synthesis stimulated by the physiological agonists histamine and 5-HT or directly by Forskolin. CNP is a potent, endothelial-derived relaxant and growthinhibitory factor.
  • HY-B1215
    Dimenhydrinate
    		Inhibitor 99.89%
    Dimenhydrinate is an orally active H1-antihistamine consisting of Diphenhydramine (HY-B0303) and 8-Chlorotheophylline. Dimenhydrinate is used to prevent nausea, vomiting, dizziness, and vertigo associated with motion sickness.
  • HY-A0069
    Doxylamine succinate
    		Inhibitor 99.76%
    Doxylamine succinate is a first-generation antihistamine and acts as a histamine H1 receptor antagonist. Doxylamine succinate is orally active, possessing analgesic and hypnotic activities. Doxylamine succinate enhances the activities of CYP2B, CYP2A, CYP3A and thyroxine-glucuronosyltransferase via promoting substrate hydroxylation and thyroxine metabolic pathways. Doxylamine succinate decreases serum thyroxine (T4) level and elevates serum thyroid-stimulating hormone (TSH) level. Doxylamine succinate induces liver enlargement and increases the activities of hepatic microsomal cytochrome P450, cytochrome b5 and NADPH-cytochrome c reductase. Doxylamine succinate can be used for the research of nausea, allergy, insomnia.
  • HY-14270
    Lodoxamide
    		Inhibitor 98.07%
    Lodoxamide (U-42585E free acid) is an antiallergic compound acting as a mast-cell stabilizer for the treatment of asthma and allergic conjunctivitis.
  • HY-B0188
    Mianserin
    		Inhibitor 99.42%
    Mianserin (Mianserine) is an orally active H1 receptor antagonist. Mianserin can activate κ-opioid receptor and octopamine receptor. Mianserin increases ERK1/2 and CREB phosphorylation, and antagonizes full κ-opioid agonist and Dynorphin A (HY-P1333)-induced MAPK phosphorylation. Mianserin modulates social and exploratory behaviour, raises electroconvulsive thresholds. Mianserin can be used for the research of neurological disease, such as depression and epilepsy.
  • HY-B1062
    Dexchlorpheniramine maleate
    		Inhibitor 99.69%
    Dexchlorpheniramine maleate is an orally taken anti-histamine that has anti-inflammatory, anti-irritant, anti-allergic, and skin barrier effects. Dexchlorpheniramine maleate inhibits myocardial contraction in rats. Dexchlorpheniramine maleate can be used in studies of allergic rhinitis.
  • HY-N10182
    Spinacetin
    		Inhibitor 99.98%
    Spinacetin is a natural product that can be isolated from Inula japonica. Spinacetin inhibits the release of histamine. Spinacetin has anti-inflammatory activity.
  • HY-B1483
    Methapyrilene hydrochloride
    		Inhibitor 99.88%
    Methapyrilene (Thenylpyramine) hydrochloride is an orally active H1-receptor antihistamine and an anticholinergic agent of the pyridine chemical class. Methapyrilene hydrochloride has hepatotoxicity and can be used as a hepatotoxin that cause periportal hepatic necrosis in vivo
  • HY-16289
    Lodoxamide tromethamine
    		Inhibitor 99.83%
    Lodoxamide tromethamine (U-42585E) is a medication for the treatment of prophylaxis of mast cell-mediated allergic disease.