Medication guide
Methylcellulose
- Generic name
- Methylcellulose
- Common brand names
- Citrucel
- Medication class
- Bulking fiber laxative
Overview
Its medication class is Bulking fiber laxative. Common uses include Constipation and stool shaping. Product forms and labels can differ, so follow the specific package instructions and ask a pharmacist or qualified healthcare professional about individual questions.
How to Take it
- Route
- Oral fiber/polydextrose-type laxative.
- Time of day
- Best taken in morning (and/or bedtime) with a hydration routine.
- With food/water
- Always with full glass (240 mL) water to prevent obstruction.
- Preparation
- Mix powder fully before drinking; start with partial dose and titrate.
- Safe dose
- Use minimal effective amount to maintain soft stools.
- Max dose
- Do not exceed label daily count; increase gradually.
- Frequency
- Once to twice daily.
- Other recommendations
- Combine with activity and diet; do not use indefinitely.
Common uses
- Constipation and stool shaping
Common side effects
- Bloating
- abdominal cramps
- nausea
- constipation
- diarrhea
- and gas
Important warnings
- Hydration is essential. Avoid if bowel obstruction, swallowing difficulty, or severe abdominal pain with distension. Fiber can interfere with medication absorption; separate dosing with other oral drugs. Seek care if no bowel movement with severe pain, vomiting, or blood in stool.
General interactions information
Separate administration from other oral medications by 1–2 hours if possible
Sources / references
- Citrucel methylcellulose powder — product label
DailyMed, U.S. National Library of Medicine
These references offer further reading. A source link does not establish that a clinician has reviewed every statement in this guide.
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