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FENTANYL CITRATE vs ONSOLIS

Independent side-by-side comparison.

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

Rating

68/100
New

Pharmacy pays

$9.51 /mL
$9.51 /mL

Type

RX
RX

Active ingredient

FENTANYL CITRATE
FENTANYL CITRATE

Dosage forms

Injectable
Film

Drug class

Opioid Agonist
Opioid Agonist

Boxed warning

Treats

Pain
Pain

Frequently asked questions

Which is cheaper, Fentanyl Citrate or Onsolis?

Pharmacies pay about the same to acquire either one — roughly $9.51 per ml, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Fentanyl Citrate and Onsolis?

Both Fentanyl Citrate and Onsolis share the active ingredient Fentanyl Citrate.

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.