(S)-Mirtazapine
(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.