1. Signaling Pathways
  2. GPCR/G Protein
    Neuronal Signaling
  3. Adrenergic Receptor
  4. Adrenergic Receptor Inhibitors

Adrenergic Receptor Inhibitors

α adrenergic receptor

β adrenergic receptor

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Adrenergic Receptor Inhibitors, Agonists, Antagonists, Activators & Modulators
Product Name α adrenergic receptor β adrenergic receptor Purity
Isoprenaline hydrochloride  
β adrenergic receptor
99.86%
Norepinephrine
α1-adrenergic receptor
α2-adrenergic receptor
Beta-1 adrenergic receptor
99.33%
Zenidolol hydrochloride  
β adrenergic receptor
99.76%
Propranolol hydrochloride  
β adrenergic receptor
99.97%
Phenylephrine
α adrenergic receptor
  99.52%
ORM-10921 free base
Alpha-2C adrenergic receptor, Ki: 1.4 nM
 
CL 316243  
β adrenergic receptor
99.67%
D-Mannitol  
Beta-3 adrenergic receptor
99.93%
Phenylephrine hydrochloride
α adrenergic receptor
  99.76%
Propranolol  
β adrenergic receptor
99.87%
Norepinephrine hydrochloride
α1-adrenergic receptor
α2-adrenergic receptor
Beta-1 adrenergic receptor
99.95%
Metoprolol  
β1 adrenoceptor
99.89%
Atenolol  
Beta-1 adrenergic receptor, Ki: 697 nM
99.94%
Clozapine
α2-adrenergic receptor, Ki: 51 nM (Inhibitor)
  99.97%
Prazosin hydrochloride
α adrenergic receptor
  99.86%
Norepinephrine bitartrate monohydrate
α1-adrenergic receptor
α2-adrenergic receptor
Beta-1 adrenergic receptor
99.75%
Dexmedetomidine
α2-adrenergic receptor, Ki: 1.08 nM
  99.93%
Mirabegron  
β adrenergic receptor
99.90%
Nadolol  
β adrenergic receptor
99.97%
Phenylacetylglycine  
β2 adrenoceptor
99.63%
Salbutamol  
β adrenergic receptor
99.92%
Dexmedetomidine hydrochloride
α2-adrenergic receptor, IC50: 1.08 nM
  99.93%
Salmeterol  
β2 adrenoceptor, pEC50: 9.6
β1 adrenoceptor, pEC50: 6.1
β3 adrenoceptor, pEC50: 5.9
99.91%
SR59230A  
β adrenergic receptor
≥98.0%
Dobutamine hydrochloride
α adrenergic receptor
β adrenergic receptor
99.91%
(S)-Timolol maleate  
β adrenergic receptor
99.89%
Vilanterol trifenatate  
β adrenergic receptor
99.61%
Labetalol
α1-adrenergic receptor
β-adrenoceptor
99.88%
Guanfacine hydrochloride
α adrenergic receptor
  99.96%
L748337  
Beta-3 adrenergic receptor, Ki: 4 nM
Beta-2 adrenergic receptor, Ki: 204 nM
Beta-1 adrenergic receptor, Ki: 390 nM
99.67%
Tamsulosin
α1-adrenergic receptor
  99.77%
SR59230A hydrochloride  
β adrenergic receptor
99.87%
Phentolamine mesylate
α adrenergic receptor
  99.87%
Brimonidine tartrate
α adrenergic receptor
  99.14%
Octopamine hydrochloride
α2-adrenergic receptor
  99.65%
Paliperidone
α adrenergic receptor
  99.69%
Nefazodone hydrochloride
α1-adrenergic receptor
  99.87%
Mirtazapine
α2-adrenergic receptor, pKi: 6.95
  99.94%
Doxazosin mesylate
α adrenergic receptor
  98.34%
Bisoprolol hemifumarate  
Beta-1 adrenergic receptor
99.73%
Pronethalol  
β adrenergic receptor
99.73%
Atipamezole hydrochloride
α adrenergic receptor
  99.97%
Acebutolol hydrochloride  
β1 adrenoceptor
99.97%
Fenoterol  
β adrenergic receptor
99.25%
Fenoterol hydrobromide  
β adrenergic receptor
99.90%
Indacaterol  
β adrenergic receptor
99.98%
Salbutamol hemisulfate  
β adrenergic receptor
≥98.0%
Indacaterol maleate  
β adrenergic receptor
99.81%
Terbutaline sulfate  
β adrenergic receptor
99.95%
Vilanterol  
β adrenergic receptor
99.30%
Naftopidil
Alpha-1A adrenergic receptor, Ki: 3.7 nM
Alpha-1B adrenergic receptor, Ki: 20 nM
Alpha-1D adrenergic receptor, Ki: 1.2 nM
  98.47%
Reboxetine mesylate
α adrenergic receptor
  99.90%
Metoprolol succinate  
β1 adrenoceptor
99.90%
Methyldopa hydrate
α adrenergic receptor
  99.95%
Vibegron  
β3 adrenoceptor, EC50: 1.1 nM
98.82%
Idazoxan hydrochloride
α adrenergic receptor
  99.32%
Medetomidine hydrochloride
α2-adrenergic receptor, Ki: 1.08 nM
α1-adrenergic receptor, Ki: 1750 nM
  99.92%
Midodrine hydrochloride
α adrenergic receptor
  99.49%
JP1302 dihydrochloride
human α2C-adrenoceptor, Ki: 28±2 nM
human α2B-adrenoceptor, Ki: 1470±130 nM
human α2A-adrenoceptor, Ki: 3150±50 nM
rodent α2D-adrenoceptor, Ki: 1700±200 nM
  99.62%
Lubabegron  
β adrenergic receptor
98.21%
Butaxamine hydrochloride  
Beta-2 adrenergic receptor
99.87%
Olodaterol  
β2 adrenoceptor, EC50: 0.1 nM
98.48%
Asenapine
Alpha-2A adrenergic receptor, pKi: 8.9
Alpha-2C adrenergic receptor, pKi: 8.9
α1-adrenergic receptor, pKi: 8.9
Alpha-2B adrenergic receptor, pKi: 9.5
  99.93%
Brimonidine
α adrenergic receptor
  99.99%
Salmeterol xinafoate  
β2 adrenoceptor, pEC50: 9.6
β1 adrenoceptor, pEC50: 6.1
β3 adrenoceptor, pEC50: 5.9
99.96%
Bufuralol  
β-adrenoceptor
99.17%
Blonanserin
α2-adrenergic receptor, Ki: 530 (Rat c nM
α1-adrenergic receptor, Ki: 26.7 (Rat nM
  99.62%
Ecopipam hydrochloride
Alpha-2A adrenergic receptor, Ki: 731 nM
  99.46%
Synephrine  
β adrenergic receptor
≥98.0%
Olodaterol hydrochloride  
β2 adrenoceptor, EC50: 0.1 nM
98.87%
Harmane
α2-adrenergic receptor, IC50: 18 μM
  99.84%
Talipexole dihydrochloride
α2-adrenergic receptor, IC50: 25 nM
  99.80%
(S)-(-)-Propranolol hydrochloride  
β adrenergic receptor
99.95%
Carazolol  
β1 adrenoceptor
β2 adrenoceptor
β3 adrenoceptor
99.71%
Phentolamine
α adrenergic receptor
  99.94%
Isoferulic acid
α adrenergic receptor
  99.82%
Vatinoxan hydrochloride
α adrenergic receptor
  99.89%
LY 344864
rat α1-adrenergic receptor, Ki: 5.06 μM
rat α2-adrenergic receptor, Ki: 3.69 μM
  98.93%
Medetomidine
α2-adrenergic receptor, Ki: 1.08 nM
α1-adrenergic receptor, Ki: 1750 nM
  99.99%
Levobunolol hydrochloride  
β-adrenoceptor
99.89%
Terbutaline  
Beta-2 adrenergic receptor
99.65%
Levalbuterol hydrochloride  
β adrenergic receptor
99.93%
Bevantolol hydrochloride
α adrenergic receptor
β adrenergic receptor
98.98%
(R)-(+)-Atenolol  
β adrenergic receptor
≥99.0%
Oxprenolol hydrochloride  
β-adrenoceptor, Ki: 7.1 nM
99.86%
Metipranolol  
β1 adrenoceptor, pA2: 8.3
β2 adrenoceptor, pA2: 8.4
98.36%
Isoetharine mesylate  
β adrenergic receptor
99.87%
BRL 37344 sodium  
β adrenergic receptor
≥99.0%
Xamoterol hemifumarate  
β adrenergic receptor
99.92%
Dapiprazole hydrochloride
α1-adrenergic receptor
  99.87%
ARC 239 dihydrochloride
Alpha-2B adrenergic receptor
  99.57%
CGP 20712 A  
β adrenergic receptor
≥99.0%
Bufuralol hydrochloride  
β adrenergic receptor
≥99.0%
Xylometazoline hydrochloride
Alpha-1A adrenergic receptor, Ki: 0.05 μM
Alpha-1B adrenergic receptor, Ki: 0.30 μM
Alpha-1D adrenergic receptor, Ki: 0.15 μM
Alpha-2A adrenergic receptor, Ki: 0.88 μM
Alpha-2B adrenergic receptor, Ki: 1.7 μM
Alpha-2C adrenergic receptor, Ki: 0.19 μM
  99.58%
(RS)-Butyryltimolol  
β adrenergic receptor
≥98.0%
Urapidil hydrochloride
α1-adrenergic receptor, pIC50: 6.13
α2-adrenergic receptor, pIC50: 4.38
  99.97%
Synephrine hydrochloride  
β adrenergic receptor
99.66%
BMY-14802 hydrochloride
α1-adrenergic receptor
  98.02%
Apraclonidine hydrochloride
α adrenergic receptor
  98.80%
Clenproperol  
β adrenergic receptor
98.26%
Ecopipam hydrobromide
Alpha-2A adrenergic receptor, Ki: 731 nM
  ≥99.0%
Ajmalicine
α1-adrenergic receptor
α2-adrenergic receptor
  99.39%
Tasipimidine sulfate
human α2A-adrenoceptor, pEC50: 7.57
rodent α2D-adrenoceptor, pEC50: 6.56
human α2C-adrenoceptor, pEC50: 6.29
human α2B-adrenoceptor, pEC50: 6.00
  99.46%
Methyldopate
α adrenergic receptor
  98.01%
Tamsulosin hydrochloride
α1-adrenergic receptor
  99.81%
A-61603
α1A-adrenergic receptor
  ≥99.0%
Spiroxatrine
α2-adrenergic receptor
  99.18%
Nifenalol hydrochloride  
β-adrenoceptor
99.93%
Salmeterol-d3  
β adrenergic receptor
98.91%
NP10679
Alpha-1A adrenergic receptor, IC50: 0.154 μM
Alpha-1A adrenergic receptor, Ki: 0.603 μM
Alpha-1B adrenergic receptor, Ki: 1.92 μM
Alpha-1D adrenergic receptor, Ki: 0.495 μM
Alpha-2C adrenergic receptor, Ki: 3.09 μM
  99.42%
Scopine hydrochloride
α adrenergic receptor
  ≥98.0%
Metaterol  
β adrenergic receptor
Abanoquil
α1-adrenergic receptor
  98.43%
Bupranolol  
β-adrenoceptor
99.44%
BMS-466442
α adrenergic receptor, IC50: ≥10 μM
  98.99%
Desglymidodrine
α1A-adrenergic receptor, pKi: 5.89
α1B-adrenergic receptor, pKi: 5.16
rat alpha1D-adrenergic receptor, pKi: 5.78
human α2A-adrenoceptor, pKi: 5.83
 
Dicentrine
α adrenergic receptor
  99.38%
HOKU-81  
Beta-2 adrenergic receptor
ST1936
α1-adrenergic receptor, Ki: 390 nM (rat)
α2-adrenergic receptor, Ki: 300 nM (rat)
α2-adrenergic receptor, Ki: 300 nM (human)
  99.70%
Methyldopa
α adrenergic receptor
  98.25%
Metoprolol-d7 hydrochloride  
β adrenergic receptor
99.65%
Brombuterol-d9  
β adrenergic receptor
≥99.0%
Mibenratide  
Beta-1 adrenergic receptor
99.77%
Higenamine  
β adrenergic receptor
Reproterol  
β2 adrenoceptor
Efaroxan hydrochloride
α adrenergic receptor
  99.94%
Bunazosin
α1-adrenergic receptor
  98.52%
Mabuterol  
Beta-2 adrenergic receptor
99.96%
Amosulalol
α1-adrenergic receptor
Beta-1 adrenergic receptor
98.69%
BMY 14802
α1-adrenergic receptor
  98.96%
Celiprolol hydrochloride  
β adrenergic receptor, Ki: 0.14-8.3 μM
98.93%
Xamoterol  
β adrenergic receptor
ARC 239
human α2C-adrenoceptor, pKi: 6.95
Alpha-2C adrenergic receptor, pKi: 7.06
  99.71%
Prenalterol  
β1 adrenoceptor
99.18%
AGN 192836
α adrenergic receptor
  99.49%
(Rac)-Rotigotine hydrochloride
Alpha-2B adrenergic receptor
  98.66%
CGP 12177 hydrochloride
α1-adrenergic receptor
Beta-1 adrenergic receptor
Beta-2 adrenergic receptor
Beta-3 adrenergic receptor
99.57%
BMY 7378
rat α1A-adrenergic receptor, Ki: 800 nM
hamster alpha1B-adrenergic receptor, Ki: 600 nM
rat alpha1D-adrenergic receptor, Ki: 2 nM
  99.92%
Midodrine
α adrenergic receptor
  99.67%
Metoprolol tartrate  
β1 adrenoceptor
99.98%
Isoetharine  
β adrenergic receptor
Timolol hemihydrate  
β adrenergic receptor
Blonanserin dihydrochloride
α2-adrenergic receptor, Ki: 530 nM
α1-adrenergic receptor, Ki: 26.7 nM
 
Timolol  
β adrenergic receptor
(R,R)-Reboxetine mesylate
α adrenergic receptor
 
Dobutamine
α adrenergic receptor
β adrenergic receptor
Ritodrine  
β adrenergic receptor
Metoprolol fumarate  
β1 adrenoceptor
Bopindolol fumarate  
β1 adrenoceptor
β2 adrenoceptor
β3 adrenoceptor
Trimazosin
α1-adrenergic receptor
 
Naftopidil dihydrochloride
Alpha-1A adrenergic receptor, Ki: 3.7 nM
Alpha-1B adrenergic receptor, Ki: 20 nM
Alpha-1D adrenergic receptor, Ki: 1.2
 
RS-79948-197
rat α2A receptor, Kd: 0.42 nM
rat α2B recepter, Kd: 0.18 nM
rat α2C recepter, Kd: 0.19 nM
human α2A-adrenoceptor, Kd: 0.6 nM
human α2B-adrenoceptor, Kd: 0.46 nM
human α2C-adrenoceptor, Kd: 0.77 nM
 
Rezatomidine
α2-adrenergic receptor
 
Amidephrine
α1-adrenergic receptor
 
Nipradolol
α1-adrenergic receptor
 
Piribedil dihydrochloride
α adrenergic receptor
 
Celiprolol  
β adrenergic receptor, Ki: 0.14-8.3 μM
Metoprolol-d6 tartrate  
β adrenergic receptor
Zolertine hydrochloride
α1B-adrenergic receptor, pKi: 6.81 (in rat liver membrane)
α1A-adrenergic receptor, pKi: 6.35 (in rabbit liver membrane)
 
SB-206606  
Beta-3 adrenergic receptor
Oxprenolol  
β-adrenoceptor, Ki: 7.1 nM
Bopindolol  
β2 adrenoceptor
Beta-1 adrenergic receptor
Beta-3 adrenergic receptor
Mabuterol hydrochloride  
Beta-2 adrenergic receptor
Nifenalol  
Beta-1 adrenergic receptor
Propranolol-d7 hydrochloride  
β adrenergic receptor
98.02%
4-Hydroxypropranolol hydrochloride  
β adrenergic receptor
Bisoprolol  
Beta-1 adrenergic receptor
(E)-Guanabenz
α adrenergic receptor
 
ST91
α2-adrenergic receptor
  99.75%
α2C adrenoceptor agonist 1
Alpha-2C adrenergic receptor, EC50: 108 nM
Alpha-2C adrenergic receptor, Ki: 12 nM
 
Rec 15/2615 hydrochloride
α1A-adrenergic receptor, Ki: 1.9 nM
α1B-adrenergic receptor, Ki: 0.3 nM
Alpha-1D adrenergic receptor, Ki: 2.6 nM
 
Fenoterol hydrobromide (Standard)  
β adrenergic receptor
Acebutolol-d7  
β adrenergic receptor
Isamoltane hemifumarate  
β-adrenoceptor, IC50: 8.4 nM
Isoprenaline hemisulfate  
β adrenergic receptor
S(-)-Bisoprolol fumarate  
β adrenergic receptor
Butyryltimolol  
β adrenergic receptor
≥98.0%
Butaxamine  
β2 adrenoceptor
JP1302
human α2C-adrenoceptor, Ki: 28±2 nM
human α2B-adrenoceptor, Ki: 1470±130 nM
human α2A-adrenoceptor, Ki: 3150±50 nM
rodent α2D-adrenoceptor, Ki: 1700±200 nM
 
LAS190792  
β2 adrenoceptor, pIC50: 9.1
β3 adrenoceptor, pIC50: 5.6
β1 adrenoceptor, pIC50: 7.5
Ajmalicine hydrochloride
α1-adrenergic receptor
α2-adrenergic receptor
 
S(-)-Bisoprolol  
β adrenergic receptor
SM-2470
α adrenergic receptor
 
Acebutolol  
β1 adrenoceptor
Bisoprolol fumarate  
Beta-1 adrenergic receptor
4-Hydroxypropranolol-d7 hydrochloride  
β adrenergic receptor
DL 071IT  
β adrenergic receptor
β2AR/M3-receptor agonist-1  
β2 adrenoceptor, pEC50: >9.2
α1A-AR Degrader 9c
α1A-adrenergic receptor, DC50: 2.86 μM
 
RWJ52353
Alpha-2D adrenergic receptor, Ki: 1.5 nM
Alpha-2A adrenergic receptor, Ki: 254 nM
α1-adrenergic receptor, Ki: 443 nM
Alpha-2B adrenergic receptor, Ki: 621 nM
 
Naftopidil hydrochloride
Alpha-1A adrenergic receptor, Ki: 3.7 nM
Alpha-1B adrenergic receptor, Ki: 20 nM
Alpha-1D adrenergic receptor, Ki: 1.2 nM
 
Ecopipam
Alpha-2A adrenergic receptor, Ki: 731 nM
 
Harmane (Standard)
α2-adrenergic receptor
 
Diacetolol-d7  
β adrenergic receptor
Mirtazapine (Standard)
α2-adrenergic receptor
 
Meluadrine  
β2 adrenoceptor
ST1936 oxalate
α1-adrenergic receptor, Ki: 390 nM (rat)
α2-adrenergic receptor, Ki: 300 nM (rat)
α2-adrenergic receptor, Ki: 300 nM (human)
 
Meluadrine tartrate  
β2 adrenoceptor
Cimbuterol-d9  
β adrenergic receptor
SUN-1334H free base
Alpha-1D adrenergic receptor, IC50: 7.76 μM
 
Dapiprazole
α1-adrenergic receptor
 
Apraclonidine
α adrenergic receptor
 
Phenylethanolamine A-d3  
β adrenergic receptor
Moprolol  
Beta-1 adrenergic receptor
Pronethalol hydrochloride  
β adrenergic receptor
N-5984  
β-adrenoceptor
Undecylenoyl phenylalanine  
β-adrenoceptor
Asenapine citrate
Alpha-2A adrenergic receptor, pKi: 8.9
Alpha-2C adrenergic receptor, pKi: 8.9
α1-adrenergic receptor, pKi: 8.9
Alpha-2B adrenergic receptor, pKi: 9.5
 
Metaproterenol  
β adrenergic receptor
Levalbuterol  
β adrenergic receptor
Clozapine (Standard)
α2-adrenergic receptor
  99.98%
BODIPY FL prazosin
α1A-adrenergic receptor, Ki: 14.5 nM
α1B-adrenergic receptor, Ki: 43.3 nM
 
Clenproperol-d7  
β adrenergic receptor
(±)-Penbutolol-d9 hydrochloride  
β adrenergic receptor
Clorprenaline-d7  
β adrenergic receptor
Levobunolol  
β adrenergic receptor
2-MPMDQ
α1-adrenergic receptor, Ki: 0.37 nM
α2-adrenergic receptor, Ki: 1740 nM
 
Atenolol (Standard)  
Beta-1 adrenergic receptor
99.94%
Sulfinalol  
β-adrenoceptor
Mabuterol-d9  
β adrenergic receptor
Agroclavine
α1-adrenergic receptor
 
Norepinephrine tartrate
α1-adrenergic receptor
α2-adrenergic receptor
Beta-1 adrenergic receptor
TD-5471 hydrochloride  
β adrenergic receptor
Terbutaline sulfate (Standard)  
β adrenergic receptor
Methyldopate hydrochloride
α adrenergic receptor
 
AVN-101 hydrochloride
Alpha-1D adrenergic receptor, Ki: 30.2 nM
Alpha-1B adrenergic receptor, Ki: 9.4 nM
Alpha-2A adrenergic receptor, Ki: 1.77 nM
Alpha-2C adrenergic receptor, Ki: 3.55 nM
Alpha-1A adrenergic receptor, Ki: 18.9 nM
Alpha-2B adrenergic receptor, Ki: 0.41 nM
  99.59%
LY 344864 hydrochloride
rat α1-adrenergic receptor, Ki: 5.06 μM
rat α2-adrenergic receptor, Ki: 3.69 μM
 
β2AR agonist /M-receptor antagonist-1  
Beta-2 adrenergic receptor
Brombuterol-d9 hydrochloride  
β adrenergic receptor
CHF-6550  
β2 adrenoceptor, pKi: 10.6
Oxyfedrine  
β-adrenoceptor
Metrenperone
α1-adrenergic receptor
α2-adrenergic receptor
 
Fluparoxan hydrochloride
α2-adrenergic receptor
 
Bevantolol  
Beta-1 adrenergic receptor
Doxazosin-d8
α adrenergic receptor
 
Levobetaxolol  
β1 adrenoceptor, IC50: 33.2 nM
β2 adrenoceptor, IC50: 2970 nM
β3 adrenoceptor, IC50: 709 nM
Todralazine  
β adrenergic receptor
Levalbuterol tartrate  
β adrenergic receptor
Fluparoxan
α2-adrenergic receptor
 
Protokylol hydrochloride  
Beta-2 adrenergic receptor
Methyldopa hydrochloride
α adrenergic receptor
 
Xylometazoline
Alpha-1A adrenergic receptor, Ki: 0.05 μM
Alpha-1B adrenergic receptor, Ki: 0.30 μM
Alpha-1D adrenergic receptor, Ki: 0.15 μM
Alpha-2A adrenergic receptor, Ki: 0.88 μM
Alpha-2B adrenergic receptor, Ki: 1.7 μM
Alpha-2C adrenergic receptor, Ki: 0.19 μM
 
(rac)-Nebivolol-d4  
β adrenergic receptor
Pargolol hydrochloride  
β adrenergic receptor
Ko-3290  
β adrenergic receptor
Azepexole dihydrochloride
α adrenergic receptor
 
Clozapine hydrochloride
α2-adrenergic receptor, Ki: 51 nM
 
Ridazolol  
Beta-1 adrenergic receptor
Midaglizole hydrochloride
α adrenergic receptor
  99.67%
Benzquinamide
α adrenergic receptor
 
Fenmetozole Tosylate
α adrenergic receptor