Psyllium
METAMUCIL
What it isBulk-forming soluble fiber that makes a viscous gel; constipation and modest LDL lowering.
Why this oneIt can normalize both hard and loose stools while also lowering LDL slightly.
What limits it⚑ Take with ample fluid or risk esophageal or bowel obstruction; bloating and drug-binding require separation.
FDA label
Read the full label on DailyMed ↗
| FDA dosing | Population | Start | Target | Max |
|---|---|---|---|---|
| Occasional constipation / irregularity (bulk-forming fiber laxative) | Adults & children >=12 yr | 5 capsules with >=8 oz liquid at first sign of irregularity | 5 capsules up to TID | 5 capsules TID |
| Occasional constipation / irregularity | Children <12 yr | Ask a doctor | — | — |
Renal Undefined
Hepatic Undefined
Instructions
- Take each dose with at least 8 oz (a full glass) of liquid — taking without enough liquid may cause choking
- Swallow 1 capsule at a time
- Take >=2 hours before or after oral prescription medicines (bulk fibers may affect how well other medicines work)
Cautions
- Choking risk if taken without adequate liquid
- May affect absorption/effect of other oral medicines — separate by 2 hours
- Changes in bowel habits or minor bloating may occur as body adjusts to increased fiber
Adverse reactions
- Minor bloating, changes in bowel habits (adjustment period)
Pregnancy Undefined
Lactation Undefined
NO BOXED WARNINGS
Principal riskObstruction without adequate fluid
Classes and tags
Clinical profile
Mechanism of action: Psyllium ballicule
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