MG 624 is an antagonist of neuronal AChR.
Elvetil (Maggioni Farmaceutici S.p.A., Italy).
A selective antagonist for neuronal α 7 subunit- containing nAChR subtypes. Inhibits α -Bgtx binding to chick α 7 and α 4 β 2 subtypes with K i values of 106 nM and 84 μ M respectively.