There were also an additional 23 cases of acute liver injury.
When people take too much acetaminophen, they can suffer a sometimes fatal liver injury.
Acetaminophen has a risk for liver injury if too much is taken.
The concern is that deertongue can cause liver injury and bleeding.
At least four of them have died; 23 others suffered serious liver injury.
With most other drugs, however, liver injury is unpredictable and therefore more difficult to prevent.
But a very small percentage - 1 in 10,000, or even fewer - will have a serious liver injury.
To fully prevent liver injury, the antidote should be given within eight hours.
Some Hydroxycut products are associated with a number of serious liver injuries.
A large majority of liver injuries are minor and require only observation.