DIFICID vs FIRVANQ KIT

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 11, 2026·How we rate

Possible drug interaction. DIFICID and FIRVANQ KIT 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	DIFICID	FIRVANQ KIT
Rating	72/100	70/100
Pharmacy pays	~$4759.74 /30	$1.49 /mL
Type	RX	RX
Active ingredient	FIDAXOMICIN	VANCOMYCIN HYDROCHLORIDE
Manufacturer	Cubist Pharms LLC	Azurity
Dosage forms	Powder	Kit
Drug class	Macrolide Antibacterial	Glycopeptide Antibacterial
Boxed warning	None	None
Treats	Pseudomembranous Enterocolitis	Diarrhea, Bacterial Endocarditis, Pseudomembranous Enterocolitis

dificid firvanq kit

Rating

72/100

70/100

Pharmacy pays

~$4759.74 /30

$1.49 /mL

Type

Active ingredient

FIDAXOMICIN

VANCOMYCIN HYDROCHLORIDE

Manufacturer

Cubist Pharms LLC

Azurity

Dosage forms

Powder

Kit

Drug class

Macrolide Antibacterial

Glycopeptide Antibacterial

Boxed warning

None

Treats

Pseudomembranous Enterocolitis

Diarrhea, Bacterial Endocarditis, Pseudomembranous Enterocolitis

Frequently asked questions

Which is better-rated, Dificid or Firvanq Kit?

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

What is the difference between Dificid and Firvanq Kit?

Dificid contains Fidaxomicin, while Firvanq Kit contains Vancomycin Hydrochloride — 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.