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Medication guide

Psyllium Husk

Generic name
Psyllium Husk
Common brand names
Metamucil
Medication class
Bulk-forming fiber laxative

Overview

Its medication class is Bulk-forming fiber laxative. Common uses include Constipation and bowel regularity support. 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
  • bowel regularity support

Common side effects

  • Bloating
  • gas
  • abdominal cramps
  • constipation
  • nausea
  • and mild appetite changes

Important warnings

  • Requires adequate water intake; insufficient fluid can worsen constipation or cause bowel blockage. Use cautiously with dysphagia, strictures, or recent abdominal surgery. Fiber can interfere with absorption of oral medications; separate timing if needed.

General interactions information

May reduce oral medicine absorption if taken together

Sources / references

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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