snakeweed

According to Wikipedia, “Harrison’s doctors tried cures, applying opium, castor oil, Virginia snakeweed, and even actual snakes.But the treatments only made Harrison worse, and he became delirious.

据维基科所载， “哈里森的医生曾试图治愈，注射麻醉剂，抹蓖麻油，让其服用弗吉尼亚蛇草，甚至真正的蛇。