BETHKIS vs PENETREX

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

Possible drug interaction. BETHKIS and PENETREX 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	BETHKIS	PENETREX
Rating	70/100	70/100
Pharmacy pays	$1.08 /mL	—
Type	RX	RX
Active ingredient	TOBRAMYCIN	ENOXACIN
Manufacturer	Chiesi	Sanofi Aventis US
Dosage forms	Solution	Tablet
Drug class	Aminoglycoside Antibacterial	—
Boxed warning	None	None
Treats	Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections	Escherichia Coli Infections, Gonorrhea, Haemophilus Infections

bethkis penetrex

Rating

70/100

Pharmacy pays

$1.08 /mL

—

Type

Active ingredient

TOBRAMYCIN

ENOXACIN

Manufacturer

Chiesi

Sanofi Aventis US

Dosage forms

Solution

Tablet

Drug class

Aminoglycoside Antibacterial

—

Boxed warning

None

Treats

Infectious Bone Diseases, Central Nervous System Infections, Pseudomonas Infections

Escherichia Coli Infections, Gonorrhea, Haemophilus Infections

Frequently asked questions

Which is better-rated, Bethkis or Penetrex?

Bethkis and Penetrex are tied at 3.5 out of 5 by our independent rating.

What is the difference between Bethkis and Penetrex?

Bethkis contains Tobramycin, while Penetrex contains Enoxacin — 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.