People who need a transplant because of acute liver failure are seriously ill.

BBC: Some liver transplants 'avoidable'

Then in November she was admitted to UCLA hospital with acute liver failure caused by an overdose of acetaminophen.

FORBES: Jury Blames `Erin Brockovich' Doc For His Patient's Illness, Not Defendants

FDA. According to William Lee of the University of Texas Southwestern Medical Centre, acetaminophen is the leading cause of acute liver failure.

ECONOMIST: Drug side-effects