Cetirizine 2Hcl, a second-generation antihistamine, is a major metabolite of hydroxyzine, and a racemic selective H1 receptor inverse agonist used in the treatment of allergies, hay fever, angioedema, and urticaria.

CERC-501(LY-2456302) is a potent, selective antagonist of the kappa opioid receptor (KOR) (Ki = 0.81 nM vs. 24.0 nM and 155 nM for the μ-opioid receptor (MOR) and δ-opioid receptor (DOR), respectively.

Cangrelor is a P2Y12 inhibitor, and was approved in June 2015 as an antiplatelet drug for intravenous application. Cangrelor is a high-affinity, reversible inhibitor of P2Y12 receptors that causes almost complete inhibition of ADP-induced platelet aggrega

BX471 is a potent, selective non-peptide CCR1 antagonist (Ki = 1 nM for human CCR1); exhibits 250-fold selectivity for CCR1 over CCR2, CCR5 and CXCR4.

Azilsartan medoxomil(TAK 491) is an orally administered angiotensin II receptor type 1 antagonist with IC50 of  0.62 nM, which used in the treatment of adults with essential hypertension.

branopadol(GRT-6005) is a novel first in class compounds with potent agonist activity on ORL-1 (opioid receptor like -1) and the well established mu opioid receptor.

BMS-986020 is an LPA1 antagonist.

BIBS 39 is a new nonpeptide angiotensin II (AII) receptor antagonist.

Bepotastine Beslilate (Bepreve) is a histamine H1 receptor anatagonist.

BD1063 dhydrochloride is a potent and selective sigma 1 receptor antagonist.

BD 1047 dihydrobromide is a selective antagonist of σ receptors.

Bay 59-3074 is a novel CB1/CB2 receptor partial agonist (Ki values are 48.3 and 45.5 nM at human CB1 and CB2 receptors respectively).

BAN ORL 24 is a potent, selective, competitive ORL1 non-peptide agonist. Displays 1000-fold selectivity over classical opioid receptors.

Balovaptan (RG7314, RG-7314) is a potent, selective vasopressin-1 receptor antagonist..

AZD4635 is a novel adenosine 2A receptor (A2AR) inhibitor with a Ki of 1.7 nM.

AZD2098 is a potent CC-chemokine receptor 4 (CCR4) inhibitor, used for asthma research.

AZD1981 is a potent, selective CRTh2 (DP2) receptor antagonist with IC50 of 4 nM, showing >1000-fold selectivity over more than 340 other enzymes and receptors, including DP1

AZ3451 is a potent and selective allosteric antagonist of protease-activated receptor 2 (PAR2)

AVN-492 is a very specific and highly-selective antagonist with picomolar affinity to 5-HT6R (Ki=91 pM).

Atipamezole(MPV1248) is an alpha-adrenoceptor antagonist with high affinity and selectivity for the alpha 2-receptor.

AB928 is an orally bioavailable, selective dual adenosine receptor (A2aR/A2bR) antagonist with immunomodulatory activity.

AMD3465 is a Potent, selective CXCR4 antagonist; exhibits 8-fold higher affinity than AMD 3100 (Cat.No. 3299). Inhibits SDF-1α-ligand binding (Ki = 41.7 nM).

AM966 is a high affinity, selective, oral LPA1 (lysophosphatidic acid receptor, IC50=17 nM) antagonist, with selectivity for this receptor over the other LPA receptors.

Almorexant(ACT078573) is a potent and competitive dual orexin 1 receptor (OX1)/orexin 2 receptor (OX2) antagonist with Ki values of 1.3 and 0.17 nM for OX1 and OX2, respectively.

ADX-88178 is a novel potent, selective, and brain-penetrant positive allosteric modulator of the mGlu4 receptor.

ADX-47273 is a novel, potent and selective metabotropic glutamate receptor 5 allosteric modulator with an EC50 of 170 nM.

ADL5859 agonizes δ-opioid receptor with a 1000-fold selectivity than µ- or κ-opioid receptor with Ki of 32 nM and 37 nM, respectively.ADL5859 displays weak inhibitory activity at the hERG channel with an IC50 of 78 μM. The EC50 of ADL5859 against δ opioid

5-HT2C receptor antagonist that displays 158- and 100-fold selectivity over 5-HT2A and 5-HT2Breceptors respectively. Also displays selectivity over a range of other 5-HT, dopamine and adrenergic receptors. Brain penetrant; exerts anxiolytic-like activity.

(S)-Timolol maleate, is a potent non-selective β-adrenergic receptor antagonist (Ki values are 1.97 and 2.0 nM for β1 and β2 receptor subtypes respectively).

Cetirizine methyl ester is an impurity of Cetirizine. Cetirizine, a second-generation antihistamine and the carboxylated metabolite of hydroxyzine, is a specific, orally active and long-acting histamine H1-receptor antagonist.