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NUMORPHAN vs ULTIVA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Possible drug interaction. NUMORPHAN and ULTIVA 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.

numorphanultiva

Rating

72/100
70/100

Pharmacy pays

~$36.74 /30
—

Type

RX
RX

Active ingredient

OXYMORPHONE HYDROCHLORIDE
REMIFENTANIL HYDROCHLORIDE

Manufacturer

Endo Pharms
Mylan Institutional

Dosage forms

Suppository
Injectable

Drug class

Opioid Agonist
Opioid Agonist

Boxed warning

None
Boxed warning

Treats

Pain
Pain

Frequently asked questions

Which is better-rated, Numorphan or Ultiva?

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

What is the difference between Numorphan and Ultiva?

Numorphan contains Oxymorphone Hydrochloride, while Ultiva contains Remifentanil 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.