Cyclazosin HCl is a subtype-selective α-adrenergic receptor antagonist that competitively antagonizes norepinephrine-induced α(1B)-adrenergic receptor contraction and can be used to study non-arteritic ischemic optic neuropathy and other neurological diseases.

(3aR,9aR)-Fluparoxan is a highly selective and potent adrenergic receptor α2B antagonist for the prevention, amelioration or treatment of neurodevelopmental disorders and neurodegenerative diseases.

一种选择性 β1 受体阻滞剂，用于治疗多种心血管系统疾病，特别是高血压。