Table 1.

Alkaloid and peptidic antagonists targeting α9-containing receptors.

Antagonists	Target subtypes	References
Methyllycaconitine	α6, α7, α9, α9-α10	Davies et al. (1999), Verbitsky et al. (2000), Elgoyhen et al. (2001), Zoli et al. (2002), and Fucile et al. (2006)
αBungarotoxin	α7, α9, α9-α10	Couturier et al. (1990), Elgoyhen et al. (1994), and Elgoyhen et al. (2001)
α-conotoxin PeIA	α9-α10	Mcintosh et al. (2005) and Yu et al. (2018)
αconotoxin RgIA	α9-α10	Ellison et al. (2006)
α-conotoxin Vc1.1	α9-α10	Indurthi et al. (2014)
α-O-conotoxin GeXIVA	α9-α10	Luo et al. (2015)
α-conotoxin RgIA4	α9-α10	Romero et al. (2017)
Dimeric PeIA, Vc1.1 and RgIA# ([ΔR13]RgIA)	α9-α10	Liang et al. (2020)