Seganserin, a non-selective 5-hydroxytryptamine 2-HT receptor antagonist, reversed the inhibitory effects of fluoxetine and quipazine on luteinizing hormone-induced hyperphagia, depression and nociception, and reversed the antidepressant and analgesic effects induced by fluoxetine and quipazine.

NAN-190 是一种 5-HT1A 受体拮抗剂，Ki 为 0.6 nM；还有效阻断 α2-肾上腺素能受体。

(4E)-SUN9221 是一种有效的 α1-adrenergic receptor 和 5-HT2 receptor 拮抗剂，具有抗高血压和抗血小板聚集的功效。