(S)-Mirtazapine ((S)-Org3770) is a S(+)-enantiomer of Mirtazapine with pronociceptive properties in an animal model of acute thermal nociception. (S)-Mirtazapine is a stereoselective 5-HT2 receptor antagonist. (S)-Mirtazapine is metabolized by CYP2D6 and CYP1A2[1].
[1]. Muth-Selbach U, et al. Racemic intrathecal mirtazapine but not its enantiomers acts anti-neuropathic after chronic constriction injury in rats. Brain Res Bull. 2009 Apr 6;79(1):63-8.
















