GENTAFAIR vs TOBREX

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 12, 2026·How we rate

Possible drug interaction. GENTAFAIR and TOBREX 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	GENTAFAIR	TOBREX
Rating	New	68/100
Pharmacy pays	$0.95 /g	$1.07 /mL
Type	RX	RX
Active ingredient	GENTAMICIN SULFATE	TOBRAMYCIN
Manufacturer	Pharmafair	Sandoz
Dosage forms	Topical, Drops, Injectable	Topical
Drug class	Aminoglycoside Antibacterial	Aminoglycoside Antibacterial
Boxed warning	None	None
Treats	Infectious Bone Diseases, Central Nervous System Infections, Endocarditis	Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections

gentafair tobrex

Rating

New

68/100

Pharmacy pays

$0.95 /g

$1.07 /mL

Type

Active ingredient

GENTAMICIN SULFATE

TOBRAMYCIN

Manufacturer

Pharmafair

Sandoz

Dosage forms

Topical, Drops, Injectable

Topical

Drug class

Aminoglycoside Antibacterial

Boxed warning

None

Treats

Infectious Bone Diseases, Central Nervous System Infections, Endocarditis

Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections

Frequently asked questions

What is the difference between Gentafair and Tobrex?

Gentafair contains Gentamicin Sulfate, while Tobrex contains Tobramycin — 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.