Qingyangshengenin A, a C-21 steroidal glycoside isolated from the roots of Cynanchum otophyllum Schneid, has antiepileptic activity[1].
References:
[1]. Mu QZ, et al. Two new antiepilepsy compounds--otophyllosides A and B. Sci Sin B. 1986 Mar;29(3):295-301.
















