Mayo Clinic Care Network Content
Definitions

Diarrhea


When to make a doctor’s appointment

Make an appointment to see a doctor if:

  • Adult's diarrhea doesn't improve within two days
  • Stool is bloody or black
  • Little to no urination, very dry mouth and skin, or other signs of dehydration
  • Fever over 102 F (38.9 C)
  • Abdominal or rectal pain

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.