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FLUMADINE vs RELENZA

Independent side-by-side comparison.

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

Possible drug interaction. FLUMADINE and RELENZA 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

New
70/100

Pharmacy pays

Type

RX
RX

Active ingredient

RIMANTADINE HYDROCHLORIDE
ZANAMIVIR

Dosage forms

Syrup, Tablet
Powder

Drug class

Boxed warning

None
None

Treats

Human Influenza
Human Influenza

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Frequently asked questions

What is the difference between Flumadine and Relenza?

Flumadine contains Rimantadine Hydrochloride, while Relenza contains Zanamivir — 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.