2. Signaling Pathways
  3. GPCR/G Protein
    Immunology/Inflammation
    Neuronal Signaling
  4. Histamine Receptor
  5. H3 Receptor Isoform
  6. H3 Receptor Antagonist

H3 Receptor Antagonist

H3 Receptor Antagonists (18):

Cat. No. Product Name Effect Purity
  • HY-14880B
    Bavisant dihydrochloride hydrate
    		Antagonist 99.26%
    Bavisant dihydrochloride hydrate (JNJ31001074AAC) is an orally active, potent, brain-penetrating and highly selective antagonist of the histamine H3 receptor. Bavisant dihydrochloride hydrate can be used for attention-deficit hyperactivity disorder (ADHD) research.
  • HY-12195
    ABT-239
    		Antagonist 98.49%
    ABT-239 is a novel, highly efficacious, non-imidazole class of H3R antagonist and a transient receptor potential vanilloid type 1 (TRPV1) antagonist. 
  • HY-107562
    JNJ 10181457 dihydrochloride
    		Antagonist
    JNJ-10181457 is a neutral, potent, brain-penetrant and selective non-imidazole H3 antagonist which increases NE and ACh concentrations in rat frontal cortex. JNJ-10181457 can be used for neurological research.
  • HY-106000
    GSK239512
    		Antagonist
    GSK239512 is a potent and brain penetrated H3 receptor antagonist. GSK239512 can be used for the research of mild-to-moderate Alzheimer's disease (AD).
  • HY-109968
    Irdabisant
    		Antagonist 99.38%
    Irdabisant (CEP-26401) is a selective, orally active and blood-brain barrier (BBB) penetrant histamine H3 receptor (H3R) inverse agonist/inverse agonist with Ki values of 7.2 nM and 2.0 nM for rat H3R and human H3R, respectively. Irdabisant has relatively low inhibitory activity against hERG current with an IC50 of 13.8 μM. Irdabisant has cognition-enhancing and wake-promoting activities in the rat social recognition model. Irdabisant can be used to research schizophrenia or cognitive impairment.
  • HY-U00076
    MK-0249
    		Antagonist 99.53%
    MK-0249 (Compound 1) is a potent, selective and orally active histamine H3 receptor antagonist, with an IC50 of 1.7 nM for human H3.
  • HY-107566
    Conessine
    		Antagonist ≥98.0%
    Conessine, a steroidal alkaloid, is a potent and selective histamine H3 receptor antagonist with Kis of 5.4, 6.0, 5.7 and 25 nM for human, dog, guinea pig, and rat H H3 receptor, respectively. Anti-malarial activity.
  • HY-12190
    JNJ-5207852
    		Antagonist ≥98.0%
    JNJ-5207852 is a selective and potent histamine H3 receptor (H3R) antagonist, with pKis of 8.9, 9.24 for rat and human H3R, respectively.
  • HY-12206A
    Thioperamide maleate
    		Antagonist 98.26%
    Thioperamide maleate (MR-12842 maleate) is a potent, orally available, brain penetrant and selective H3 receptor antagonist with a Ki of 4.3 nM for inhibition of [3H]histamine release. Thioperamide maleate inhibits [3H]histamine synthesis with a Ki of 31 nM.
  • HY-14880
    Bavisant
    		Antagonist
    Bavisant (JNJ-31001074) is an orally active, potent, brain-penetrating and highly selective antagonist of the histamine H3 receptor. Bavisant can be used for attention-deficit hyperactivity disorder (ADHD) research.
  • HY-107558
    JNJ10191584 maleate
    		Antagonist
    JNJ10191584 (VUF6002) maleate (compound 40) is an orally active and selective histamine H4 receptor antagonist with a Ki value of 26 nM. JNJ10191584 maleate shows 540-fold selectivity to H4 receptor over the H3 receptor with a Ki value of 14.1 μM. JNJ10191584 maleate inhibits chemotaxis of eosinophils and mast cells with IC50 values of 530 nM and 138 nM, respectively.
  • HY-12190A
    JNJ-5207852 dihydrochloride
    		Antagonist
    JNJ-5207852 dihydrochloride is a selective and potent histamine H3 receptor (H3R) antagonist, with pKis of 8.9, 9.24 for rat and human H3R, respectively.
  • HY-109968A
    Irdabisant hydrochloride
    		Antagonist
    Irdabisant (CEP-26401) hydrochloride is a selective, orally active and blood-brain barrier (BBB) penetrant histamine H3 receptor (H3R) inverse agonist/inverse agonist with Ki values of 7.2 nM and 2.0 nM for rat H3R and human H3R, respectively. Irdabisant hydrochloride has relatively low inhibitory activity against hERG current with an IC50 of 13.8 μM. Irdabisant hydrochloride has cognition-enhancing and wake-promoting activities in the rat social recognition model. Irdabisant hydrochloride can be used to research schizophrenia or cognitive impairment.
  • HY-123532
    JNJ10191584
    		Antagonist
    JNJ10191584 (VUF6002) is an orally active and selective histamine H4 receptor antagonist with a Ki value of 26 nM. JNJ10191584 shows 540-fold selectivity to H4 receptor over H3 receptor with a Ki value of 14.1 μM. JNJ10191584 inhibits chemotaxis of eosinophils and mast cells with IC50 values of 530 nM and 138 nM, respectively.
  • HY-115447
    Clobenpropit
    		Antagonist
    Clobenpropit is a potent histamine H3-receptor antagonist. Clobenpropit decreases dopamine release and increases histamine levels in the hypothalamus. Clobenpropit shows antipsychotic-like activities. Clobenpropit causes a resuscitating effect in rats subjected to the hemorrhagic shock.
  • HY-146383
    H3R antagonist 2
    		Antagonist
    H3R antagonist 2 (Compound 23) is a multitarget histamine H3 receptor (H3R) antagonist with a Ki of 170 nM for hH3R . H3R antagonist 2 shows inhibitory effects with IC50 values of 180, 880 and 775 nM for acetylcholinesterase, butyrylcholinesterase and human monoamine oxidase B (hMAO B), respectively. H3R antagonist 2 shows favorable anti-neuropathic pain and memory-enhancing effects. H3R can across BBB.
  • HY-14880A
    Bavisant dihydrochloride
    		Antagonist
    Bavisant (JNJ-31001074) dihydrochloride is an orally active, potent, brain-penetrating and highly selective antagonist of the histamine H3 receptor. Bavisant dihydrochloride can be used for attention-deficit hyperactivity disorder (ADHD) research.
  • HY-107556
    VUF 5681 dihydrobromide
    		Antagonist
    VUF 5681 dihydrobromide is a neutral antagonist of histamine H3 receptor. VUF 5681 dihydrobromide also has partial agonist function of H3 receptor. VUF 5681 dihydrobromide blocks the effects of Thioperamide (HY-12206). VUF 5681 dihydrobromide is used in central nervous system disease research.