KANTREX vs LEVOFLOXACIN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 7, 2026·How we rate

Possible drug interaction. KANTREX and LEVOFLOXACIN 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	KANTREX	LEVOFLOXACIN
Rating	New	72/100
Pharmacy pays	—	$0.14 /mL
Type	RX	RX
Active ingredient	KANAMYCIN SULFATE	LEVOFLOXACIN
Manufacturer	Apothecon	Lannett Co Inc
Dosage forms	Injectable	Solution, Injectable, Drops, Tablet
Drug class	—	—
Boxed warning	None	None
Half-life	—	about 6 to 8 hours
Treats	Acinetobacter Infections, Escherichia Coli Infections, Hepatic Encephalopathy	Bronchitis, Chlamydia Infections, Escherichia Coli Infections

kantrex levofloxacin

Rating

New

72/100

Pharmacy pays

—

$0.14 /mL

Type

Active ingredient

KANAMYCIN SULFATE

LEVOFLOXACIN

Manufacturer

Apothecon

Lannett Co Inc

Dosage forms

Injectable

Solution, Injectable, Drops, Tablet

Drug class

—

Boxed warning

None

Half-life

—

about 6 to 8 hours

Treats

Acinetobacter Infections, Escherichia Coli Infections, Hepatic Encephalopathy

Bronchitis, Chlamydia Infections, Escherichia Coli Infections

Frequently asked questions

What is the difference between Kantrex and Levofloxacin?

Kantrex contains Kanamycin Sulfate, while Levofloxacin contains Levofloxacin — 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.