NUZYRA vs VERSAPEN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Possible drug interaction. NUZYRA and VERSAPEN 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	NUZYRA	VERSAPEN
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	OMADACYCLINE TOSYLATE	HETACILLIN
Manufacturer	Paratek Pharms	Bristol
Dosage forms	Injectable, Tablet	—
Drug class	—	—
Boxed warning	None	None
Treats	Bacterial Infections, Bacterial Skin Diseases, Bacterial Pneumonia	Bacterial Infections

nuzyra versapen

Rating

New

Pharmacy pays

—

Type

Active ingredient

OMADACYCLINE TOSYLATE

HETACILLIN

Manufacturer

Paratek Pharms

Bristol

Dosage forms

Injectable, Tablet

—

Drug class

—

Boxed warning

None

Treats

Bacterial Infections, Bacterial Skin Diseases, Bacterial Pneumonia

Bacterial Infections

Frequently asked questions

What is the difference between Nuzyra and Versapen?

Nuzyra contains Omadacycline Tosylate, while Versapen contains Hetacillin — 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.