1. Signaling Pathways
  2. GPCR/G Protein
    Neuronal Signaling
  3. Orexin Receptor (OX Receptor)
  4. Orexin Receptor (OX Receptor) Inhibitors

Orexin Receptor (OX Receptor) Inhibitors

OX2 Receptor

OX1 Receptor

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Please try each isoform separately.

Orexin Receptor (OX Receptor) Inhibitors, Agonists & Antagonists
Product Name OX2 Receptor OX1 Receptor Purity
Orexin A (human, rat, mouse)
OX2 Receptor
OX1 Receptor
99.93%
SB-334867  
OX1
99.48%
Orexin A (human, rat, mouse) acetate
OX2 Receptor
OX1 Receptor
99.67%
Almorexant
human OX2R, Kd: 0.17 nM
human OX1R, Kd: 1.3 nM
99.96%
Orexin B, human TFA
OX2 Receptor
  99.46%
Seltorexant
human OX2R, pKi: 8.0
rat OX2R, pKi: 8.1
  99.83%
Oveporexton
OX2 Receptor, EC50: 2.5 nM
OX1 Receptor, EC50: 7500 nM
99.68%
Vornorexant
OX2 Receptor
  98.41%
TCS-OX2-29
OX2 Receptor
  99.17%
Almorexant hydrochloride
human OX2R, Kd: 0.17 nM
human OX1R, Kd: 1.3 nM
99.98%
Orexin 2 Receptor Agonist
OX2 Receptor
  99.59%
JNJ-10397049
OX2 Receptor
  99.19%
Orexin A (human, rat, mouse) TFA
OX2 Receptor
OX1 Receptor
98.13%
RTIOXA-43
OX2, EC50: 24 nM
OX1, EC50: 24 nM
99.94%
SB-674042
OX2 Receptor, IC50: 531 nM
OX2 Receptor, Ki: 129 nM
OX1 Receptor, IC50: 3.76 nM
OX1 Receptor, Ki: 1.1 nM
99.87%
EMPA
OX2 Receptor
  99.92%
MK-1064
OX2 Receptor, IC50: 18 nM
OX2 Receptor, Ki: 0.5 nM
OX1 Receptor, IC50: 1789 nM
OX1 Receptor, Ki: 1584 nM
99.95%
SB-408124  
OX1 Receptor, Ki: 57 nM (in whole cell )
OX1 Receptor, Ki: 27 nM (in cell membrane)
98.93%
Alixorexton
OX2 Receptor
  99.96%
Seltorexant hydrochloride
human OX2R, pKi: 8.0
rat OX2R, pKi: 8.1
  99.90%
OXA(17-33)
OX2, EC50: 187 nM
OX1, EC50: 8.29 nM
TCS 1102
OX2 Receptor, Ki: 0.2 nM
OX1 Receptor, Ki: 3 nM
99.73%
SB-334867 free base
OX2, :
OX1 Receptor
99.88%
Firazorexton
OX2 Receptor
  99.56%
(R)-YNT-3708
OX2 Receptor, EC50: 168 nM
OX1 Receptor, EC50: 7.48 nM
99.07%
Orexin B, rat, mouse
OX2 Receptor
  99.66%
GSK1059865  
OX1 Receptor
99.68%
YNT-185 dihydrochloride
OX2 Receptor, EC50: 0.028 μM
OX1 Receptor, EC50: 2.75 μM
99.78%
JNJ-54717793
human OX2R, Ki: 700 nM
human OX1R, Ki: 16 nM
OX1 Receptor, EC50: 85 ng/mL
98.06%
ACT-462206
OX2
OX1
99.54%
CVN766
OX2, IC50: >10 μM
OX1, IC50: 8 nM
98.31%
Nivasorexant  
OX1 Receptor
99.74%
Fazamorexant
OX2 Receptor, IC50: 41 μM
OX1 Receptor, IC50: 32 μM
98.95%
Orexin B, rat, mouse TFA
OX2 Receptor
  98.68%
Suntinorexton
OX2 Receptor
  98.66%
[Ala11,D-Leu15]-Orexin B(human)
OX2, EC50: 0.13 nM
OX1, EC50: 52 nM
98.31%
Firazorexton hydrate
OX2 Receptor
  99.94%
SB-408124 Hydrochloride  
OX1 Receptor, Ki: 57 nM (in whole cell )
OX1 Receptor, Ki: 27 nM (in cell membrane)
98.79%
Valerosidate
OX2R
 
ACT-335827
OX2, IC50: 417 nM
OX1, IC50: 6 nM
98.0%
Orexin 2 Receptor Agonist 2
OX2 Receptor
  98.06%
Alixorexton enantiomer
OX2 Receptor
  99.42%
TCS-OX2-29 hydrochloride
OX2 Receptor
 
OX-201
OX2 Receptor, EC50: 8 nM
OX1 Receptor, EC50: 8.1 μM
OX2-2303
OX2 Receptor, Ki: 0.1 nM
 
[Ala11,D-Leu15]-Orexin B(human) TFA
OX2, EC50: 0.13
OX1, EC50: 52
Orexin 2 Receptor Agonist 3
OX2, EC50: 2.5 nM
 
Ledasorexton
OX2 Receptor, EC50: 0.99 nM
OX1 Receptor, EC50: >100 nM
OX2R-IN-3
OX2 Receptor, EC50: <100 nM
 
Hypocretin (70-98), human  
human OX1R
Fumiporexant
OX2 Receptor
 
OXA(17-33) TFA
OX2, EC50: 187 nM
OX1, EC50: 8.29 nM
Orexin receptor antagonist 4
OX2 Receptor, IC50: 4.27 nM
OX1 Receptor, IC50: 295 nM
Almorexant-13C,d3
OX2 Receptor
 
OX2R-IN-1
OX2 Receptor
 
Orexin receptor antagonist 7  
OX1 Receptor, Ki: 4.05 nM
OX2R agonist 3
OX2 Receptor, EC50: 339 nM
 
MK-8133
OX2 Receptor