It has been said that prickly pear cactus extract is a hangover cure. In this video by Spike TV, they make the claim that prickly pear cactus extract is a hangover cure. In this video, they show the brand of cactus extract that they recommend to cure a hangover. Hangover School is not completely sold on this hangover cure. Prickly pear cactus extract may work as a hangover cure, but there are also other excellent options out there such as the vitamin water hangover cure and orange juice and egg hangover cure. While this is the case, it is still important to know about the prickly pear cactus extract hangover cure.