RIFADIN vs SIVEXTRO

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Possible drug interaction. RIFADIN and SIVEXTRO 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	RIFADIN	SIVEXTRO
Rating	70/100	72/100
Pharmacy pays	~$20.59 /30	—
Type	RX	RX
Active ingredient	RIFAMPIN	TEDIZOLID PHOSPHATE
Manufacturer	Sanofi Aventis US	Cubist Pharms LLC
Dosage forms	Injectable	Injectable, Tablet
Drug class	Rifamycin Antibacterial	—
Boxed warning	None	None
Treats	Brucellosis, Haemophilus Infections, Legionnaires' Disease	Staphylococcal Infections, Streptococcal Infections, Bacterial Skin Diseases

rifadin sivextro

Rating

70/100

72/100

Pharmacy pays

~$20.59 /30

—

Type

Active ingredient

RIFAMPIN

TEDIZOLID PHOSPHATE

Manufacturer

Sanofi Aventis US

Cubist Pharms LLC

Dosage forms

Injectable

Injectable, Tablet

Drug class

Rifamycin Antibacterial

—

Boxed warning

None

Treats

Brucellosis, Haemophilus Infections, Legionnaires' Disease

Staphylococcal Infections, Streptococcal Infections, Bacterial Skin Diseases

Frequently asked questions

Which is better-rated, Rifadin or Sivextro?

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

What is the difference between Rifadin and Sivextro?

Rifadin contains Rifampin, while Sivextro contains Tedizolid Phosphate — 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.