administration by gavage的用法和样例：
- Method: The model of hepatic injury was prepared with distillate spirit administration by gavage, to observe the change of ALT, AST and TG in serum and the GSH, MDA in homogenate.
- What Does Administration by Law Mean?
- Methods: All the ICR mice were randomly divided into 4 groups and administered by gavage.
- METHODS Observe adverse reaction of the rats after they were given Red peony root by gavage,control group was given NS.