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VIBERZI vs ZELNORM

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

Possible drug interaction. VIBERZI and ZELNORM 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.

Rating

72/100
New

Pharmacy pays

Type

RX
RX

Active ingredient

ELUXADOLINE
TEGASEROD MALEATE

Manufacturer

Dosage forms

Tablet
Tablet

Drug class

Boxed warning

None
None

Treats

Irritable Bowel Syndrome
Constipation, Irritable Bowel Syndrome

Frequently asked questions

What is the difference between Viberzi and Zelnorm?

Viberzi contains Eluxadoline, while Zelnorm contains Tegaserod Maleate — 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.