AMITIZA vs VIBERZI

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Possible drug interaction. AMITIZA and VIBERZI are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	AMITIZA	VIBERZI
Rating	New	72/100
Pharmacy pays	~$20.52 /30	—
Type	RX	RX
Active ingredient	LUBIPROSTONE	ELUXADOLINE
Manufacturer	Sucampo Pharma LLC	Abbvie
Dosage forms	Capsule	Tablet
Drug class	Chloride Channel Activator	—
Boxed warning	None	None
Treats	Constipation, Irritable Bowel Syndrome	Irritable Bowel Syndrome

amitiza viberzi

Rating

New

72/100

Pharmacy pays

~$20.52 /30

—

Type

Active ingredient

LUBIPROSTONE

ELUXADOLINE

Manufacturer

Sucampo Pharma LLC

Abbvie

Dosage forms

Capsule

Tablet

Drug class

Chloride Channel Activator

—

Boxed warning

None

Treats

Constipation, Irritable Bowel Syndrome

Irritable Bowel Syndrome

Frequently asked questions

What is the difference between Amitiza and Viberzi?

Amitiza contains Lubiprostone, while Viberzi contains Eluxadoline — 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.