Cafedrine (Cafedrin) is found in tea and coffee and has a central nervous system stimulant effect.Cafedrine is often used in a 20:1 combination with a fixed dose of cortisone in the study of acute hypotension.

[Val5] Angiotensin II, human

4-IBP 是一种选择性 σ1 激动剂，对 σ1 受体具有高水平的亲和力 (Ki = 1.7 nM)，对 σ2 受体具有中等亲和力 (Ki = 25.2 nM)。