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.

VU0152099 is a potent and selective M4 mAChR allosteric potentiator(EC50 = 380 ± 93 nM).

Cynandione A, an acetophenone derived from Cynanchum wilfordii, has anti-inflammatory activity and significantly reduces pro-inflammatory cytokine overexpression via macrophage α7 nAChR activation and subsequent IL-10 expression.