Advances in ketamine therapy for multiple psychiatric disorders
Sichuan jingshen weisheng September 5, 2025 Zhang Kai, Cheng Zhaoyang, Wang Yuting
Ketamine， a non-competitive N-methyl-D-aspartate （NMDA） receptor antagonist， has gained increasing attention for its rapid antidepressant effects in treatment-resistant depression （TRD） and suicidal ideation. Its mechanisms include NMDA receptor blockade， AMPA receptor activation， and upregulation of BDNF/mTOR signaling. Its enantiomers， esketamine and R-ketamine， as well as its metabolites，...