Atracurium besylate (51W89) is a non-depolarizing neuromuscular blocking agent with short duration of action. Its lack of significant cardiovascular effects and its lack of dependence on good kidney function for elimination provide clinical advantage over alternate non-depolarizing neuromuscular blocking agents.

3-Epioleanolic acid and oleanonic acid possess varying degrees of agonist activity on uterine smooth muscle with minor changes in the molecular structure affecting its intrinsic activity on uterine muscle.

Lobelanidine (8,10-Diphenyllobelidiol), which can be extracted from the above-ground parts of Lobelia chinensis Lour and Lobelia tupa, is an analogue of lobeline and shows a moderate affinity for nAChR.

D-Menthol ((+)-MENTHOL) is a common compound in pharmaceutical and commercial products and a popular additive to cigarettes, it attenuates α±7 mediated Ca 2+ transients in the cell body and neurite, suggests that menthol inhibits α±7-nACh receptors in a noncompetitive manner.

Otilonium bromide (SP63) , an antimuscarinic, is utilized as a spasmolytic agent.