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NALIDIXIC ACID vs ZYMAXID

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 19, 2026·How we rate

Possible drug interaction. NALIDIXIC ACID and ZYMAXID 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

70/100
72/100

Pharmacy pays

$8.98 /mL

Type

RX
RX

Active ingredient

NALIDIXIC ACID
GATIFLOXACIN

Manufacturer

Dosage forms

Tablet
Drops

Drug class

Quinolone Antimicrobial

Boxed warning

None
None

Treats

Escherichia Coli Infections, Klebsiella Infections, Proteus Infections
Bronchitis, Bacterial Conjunctivitis, Cystitis

Get zymaxidhigher-rated option

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Frequently asked questions

Which is better-rated, Nalidixic Acid or Zymaxid?

By our independent rating, Zymaxid scores higher — 3.6 vs 3.5 out of 5 for Nalidixic Acid. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Nalidixic Acid and Zymaxid?

Nalidixic Acid contains Nalidixic Acid, while Zymaxid contains Gatifloxacin — 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.