AMITIZA vs Fiber Psyllium Husk

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 23, 2026·How we rate

Attribute	AMITIZA	Fiber Psyllium Husk
Rating	New	New
Pharmacy pays	~$20.15 /30	—
Type	RX	SUPPLEMENT
Active ingredient	LUBIPROSTONE	Psyllium
Manufacturer	Sucampo Pharma LLC	—
Dosage forms	Capsule	—
Drug class	Chloride Channel Activator	—
Boxed warning	None	None
Treats	Constipation, Irritable Bowel Syndrome	—

amitiza fiber psyllium husk

Rating

New

Pharmacy pays

~$20.15 /30

—

Type

SUPPLEMENT

Active ingredient

LUBIPROSTONE

Psyllium

Manufacturer

Sucampo Pharma LLC

—

Dosage forms

Capsule

—

Drug class

Chloride Channel Activator

—

Boxed warning

None

Treats

Constipation, Irritable Bowel Syndrome

—

Get fiber psyllium husk

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Where to buy

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Frequently asked questions

What is the difference between Amitiza and Fiber Psyllium Husk?

Amitiza contains Lubiprostone, while Fiber Psyllium Husk contains Psyllium — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.