If your getting an iv of pure water and it goes into your veins their is a possibility it would lead to death.
Meat such as bacon, and generally pork, can be a great source of B12 vitamin that helps you metabolize food, as well as Iron and Zync, which can help you in healing and recuperating.
1. What it will do to help
2. Possible side-effects
3. How long this person will be taking it.