TORONTO - Eating a grapefruit or drinking its juice can be a great way to get vitamin C, but it can also be dangerous when taking certain prescription drugs.

A study says grapefruit juice can interact with more than 85 oral medications, with almost 45 of them leading to severe, even deadly, consequences.

http://ca.news.yahoo.com/grapefruit-interact-many-drugs-cause-severe-effects-death-170247632.html