Diarrhea
Definitions
Self-care
Replacing fluids with a rehydrating solution taken by mouth, such as Pedialyte, can help prevent dehydration. Nonprescription antidiarrheal medicines include bismuth subsalicylate (Pepto-Bismol, Kaopectate).
When to seek immediate medical care
See a healthcare professional immediately if:
- No wet diaper in three hours or more.
- Fever of 102 degrees Fahrenheit (38.9 degrees Celsius) or higher in infant or child.
- Bloody or black stools in infant or child.
- Diarrhea doesn't improve after 24 hours in infant or child.
- Listless or unresponsive.
- Dry mouth, cries without tears, or sunken look to eyes, cheeks or belly in infant or child.
When to make a doctor's appointment
Make an appointment to see a healthcare professional if:
- Diarrhea doesn't improve within two days in adults.
- Stool is bloody or black.
- Little to no urination, very dry mouth and skin, or other signs of dehydration.
- Fever over 102 degrees Fahrenheit (38.9 degrees Celsius).
- Belly or rectal pain.
© 1998-2025 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use