Signs and symptoms of pseudomembranous colitis include:
- Diarrhea that can be watery and sometimes bloody
- Abdominal cramps and pain
- Pus or mucus in your stool
Symptoms of pseudomembranous colitis can begin within one to two days after you begin taking an antibiotic, or several weeks after you discontinue taking the antibiotic.
When to see a doctor
Contact your doctor if you're taking or have recently taken antibiotics and you develop any of the signs or symptoms associated with pseudomembranous colitis, including constant diarrhea, abdominal pain, and blood or pus in your stool.