Start oral rehydration solution immediately
Give intravenous fluids for severe dehydration or shock
Continue feeding, including breast milk for infants
Use antibiotics for moderate to severe cases when indicated
Replace ongoing fluid losses after each stool or vomit
Monitor hydration status, urine output, and vital signs
Correct electrolyte imbalances and hypoglycemia if present
Seek urgent medical care for severe dehydration, lethargy, or inability to drink
Maintain strict hand hygiene and safe water use to prevent spread