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BETHKIS vs GENTAFAIR

Independent side-by-side comparison.

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

Possible drug interaction. BETHKIS and GENTAFAIR 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
New

Pharmacy pays

$1.08 /mL
$0.95 /g

Type

RX
RX

Active ingredient

TOBRAMYCIN
GENTAMICIN SULFATE

Manufacturer

Dosage forms

Solution
Topical, Drops, Injectable

Drug class

Aminoglycoside Antibacterial
Aminoglycoside Antibacterial

Boxed warning

None
None

Treats

Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections
Infectious Bone Diseases, Central Nervous System Infections, Endocarditis

Frequently asked questions

What is the difference between Bethkis and Gentafair?

Bethkis contains Tobramycin, while Gentafair contains Gentamicin Sulfate — 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.