Diarrhea is the passage of loose or watery stool. For some, diarrhea is mild and will go away within a few days.
in vomiting Diet diarrhea for adults and
Helpful Hints for Dealing with Nausea, Vomiting and/or Diarrhea
In this situation, commercially available oral rehydration solutions are best. Solid foods like those in the BRAT diet are not recommended for adults and children who are actively vomiting.