| S6907 | 
                    Rapastinel (GLYX-13) | 
                    Rapastinel (GLYX-13, BV-102, TPPT-amide) is a partial agonist of N-methyl-D-aspartate receptor (NMDAR) that targeting a glycine site. Rapastinel has long-lasting antidepressant effects. | 
                    Selective | 
                     | 
                
            
                
                    | S3203 | 
                    D-Alanine | 
                    D-alanine (Ala, (R)-Alanine, Ba 2776, D-α-Alanine, NSC 158286) is an endogenous co-agonist at the glycine site of the N-methyl-d-aspartate (NMDA) receptor. | 
                    Selective | 
                     | 
                
            
                
                    | S3535 | 
                    Deudextromethorphan (AVP-786) | 
                    Deudextromethorphan (AVP-786) is an active N-methyl-D-aspartate (NMDA) receptor antagonist. | 
                    Selective | 
                     | 
                
            
                
                    | S5032 | 
                    Mephenesin | 
                    Mephenesin (Decontractyl, Cresoxydiol, Memphenesin, Mephedan) is centrally acting muscle relaxant, a topical analgesic and may be an NMDA receptor antagonist. | 
                    Selective | 
                     | 
                
            
                
                    | S3624 | 
                    Quinolinic acid | 
                    Quinolinic Acid (pyridine-2,3-dicarboxylic acid, QUIN), a neuroactive metabolite of the kynurenine pathway, is an agonist of N-methyl-D-aspartate (NMDA) receptor.
 | 
                    Selective | 
                     | 
                
            
                
                    | S5302 | 
                    6-Methoxy-2-naphthoic acid | 
                    6-Methoxy-2-naphthoic acid (6-Methoxy-2-naphthalenecarboxylic acid) is an modulator of NMDAR. | 
                    Selective | 
                     | 
                
            
                
                    | S5287 | 
                    Tiletamine Hydrochloride | 
                    Tiletamine is a lipophilc and potent vetrinary anesthetic. It is also a NMDA receptor antagonist. | 
                    Selective | 
                     | 
                
            
                
                    | S4957 | 
                    Linalool | 
                    Linalool (Phantol), a monoterpene compound commonly found as major component of essential oils of several aromatic species, is a competitive antagonist of NMDA receptors. | 
                    Selective | 
                     | 
                
            
                
                    | S2857 | 
                    (-)-Dizocilpine (MK 801) Maleate | 
                    (-)-Dizocilpine (MK 801, Dizocilpine, C13737) Maleate is a potent N-methyl-D-aspartate (NMDA) receptor antagonist with Ki of 30.5 nM. | 
                    Selective | 
                    NMDA receptor, Ki: 30.5 nM | 
                
            
                
                    | S2876 | 
                    (+)-Dizocilpine (MK 801) Maleate | 
                    (+)-Dizocilpine (MK 801) Maleate is a potent, selective and non-competitive NMDA receptor antagonist with Kd of 37.2 nM in rat brain membranes. | 
                    Selective | 
                    NMDA receptor, Kd: 37.2 nM | 
                
            
                
                    | S4091 | 
                    Ifenprodil Tartrate | 
                    Ifenprodil is an atypical noncompetitive antagonist at the NMDA receptor, it interacts with high affinity at a homogeneous population of NMDA receptors in neonatal rat forebrain with IC50 of 0.3 μM. | 
                    Selective | 
                    NMDA Receptor, IC50: 0.3 μM | 
                
            
                
                    | S0509 | 
                    NMDAR antagonist 1 | 
                    NMDAR antagonist 1 is a potent and orally bioavailable NR2B-selective antagonist of NMDAR. It has neuroprotective activity. | 
                    Selective | 
                    NMDAR, IC50: 10000 nM | 
                
            
                
                    | S4023 | 
                    Procaine HCl | 
                    Procaine (Novocaine) is an inhibitor of sodium channel, NMDA receptor and nAChR with IC50 of 60 μM, 0.296 mM and 45.5 μM, which is also an inhibitor of 5-HT3 with KD of 1.7 μM. | 
                    Selective | 
                    NMDA receptor, IC50: 0.296 mM | 
                
            
                
                    | S1330 | 
                    Felbamate | 
                    Felbamate (Felbatol, ADD-03055,W-554) is an anticonvulsant drug used in the treatment of epilepsy; NMDAR antagonist. | 
                    Selective | 
                    NMDAR, IC50: 1.8 mM | 
                
            
                
                    | s4702 | 
                    Sarcosine | 
                    Sarcosine (N-methylglycine, Sarcosinic acid, Methylaminoacetic acid, Methylglycine) is a competitive inhibitor of the type I glycine transporter (GlyT1) and an N-methyl-D-aspartate receptor (NMDAR) co-agonist. | 
                    Selective | 
                     | 
                
            
                
                    | S4719 | 
                    Kynurenic acid | 
                    Kynurenic acid (Quinurenic acid, Kynurenate), a natural metabolite of tryptophan via the kynurenine pathway, is a broad-spectrum excitatory amino acid antagonist; It proved to be an antagonist at NMDA, kainate and AMPA
receptors. | 
                    Selective | 
                     | 
                
            
                
                    | S3653 | 
                    Spermidine trihydrochloride | 
                    Spermidine (4-Azaoctamethylenediamine), a natural polyamine produced from putrescine and decarboxylated S-adenosylmethionine (dcSAM) by spermidine synthase, is a novel autophagy inducer and negatively modulates N-methyl-d-aspartate (NMDA). | 
                    Selective | 
                     | 
                
            
                
                    | S6731 | 
                    Eliprodil (SL-820715) | 
                    Eliprodil (SL-820715) is a non-competitive NR2B-selective NMDA antagonist with IC50 value of 1 μM and is less potent for NR2A- and NR2C-containing receptors with IC50 > 100 μM. | 
                    Selective | 
                     | 
                
            
                
                    | S2043 | 
                    Memantine HCl | 
                    Memantine HCl is an antagonist of NMDAR. It is also a CYP2B6 and CYP2D6 inhibitor for recombinant CYP2B6 and CYP2D6 with IC50 of 1.12 μM and 242.4 μM, Ki of 0.51 μM and 84.4 μM, respectively. | 
                    Selective | 
                     | 
                
            
                
                    | S1614 | 
                    Riluzole (PK 26124) | 
                    Riluzole (PK 26124, RP-54274) is a glutamate release inhibitor with neuroprotective, anticonvulsant, anxiolytic and anesthetic qualities. | 
                    Selective | 
                     | 
                
            
                
                    | S7072 | 
                    NMDA (N-Methyl-D-aspartic acid) | 
                    NMDA(N-Methyl-D-aspartic acid)is a specific agonist for NMDA receptor mimicking the action of glutamate, the neurotransmitter which normally acts at that receptor. Phase 4. | 
                    Selective | 
                     |