Methylcellulose for Constipation
Medically reviewed by a licensed pharmacist · Last reviewed 6/14/2026
Dose
2g (1 tablespoon) mixed in 8oz water, 1-3 times daily. Must drink adequate fluids throughout the day. Effects may take 12-72 hours.
What to watch for
- Adequate fluid required
- Bowel obstruction
Not for children under 6.
Sources
- FDA OTC Monograph
Where to buy
This page is for general education and is not medical advice. It does not replace a consultation with a licensed pharmacist or your clinician. Always read and follow the product label. If symptoms are severe, worsening, or persistent, seek professional care.