Product Information
FENTANYL 100 MCG/2 ML VIAL is a generic product labeled by Phlow Corp., priced at $1.7864 per ML under NDC 81565020502. Its NADAC has been published 129 times since Apr 17, 2024.
FDA first approved this application on Jul 11, 1984. Its Orange Book therapeutic-equivalence code is AP.
Strength
50 ug/mL
Manufacturer
Phlow Corp.NDC
81565020502
Classification
Generic
Dosage Form
INJECTION
Route
INTRAMUSCULAR; INTRAVENOUS
Effective Date
9/23/2026
Active Ingredients
FENTANYL CITRATEApproval Type
New Drug (NDA)
FDA Application
NDA019101FDA Approved
7/11/1984
TE Code
AP
On Market Since
1/11/2023
Pharmacological Classes
Price Statistics
The NADAC for FENTANYL 100 MCG/2 ML VIAL has been published 129 times since Apr 17, 2024, and over the history we have for it it has risen 155.7%. The table below summarizes its recorded NADAC range and movement.
| Current price | $1.7864 per ML |
|---|---|
| All-time high | $1.7864 (Sep 30, 2026) |
| All-time low | $0.6987 (Apr 17, 2024) |
| 52-week high | $1.7864 |
| 52-week low | $1.0131 |
| Median price | $0.7707 |
| Average price | $0.9977 |
| Largest weekly change | +16.1% (Sep 17, 2025) |
| Weeks tracked | 129 |
| Tracking since | Apr 17, 2024 |
Generic Alternatives
The matcher finds 2 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). Switching to the cheapest would cut per-unit acquisition cost by roughly 67% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Continue researching this drug
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Manufacturer
Phlow Corp. manufacturer profile
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Drug market
Fentanyl Citrate market comparison
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Therapeutic class
Opioid Agonist class view
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Trend hub
Latest market trends
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Guide
Understanding NADAC pricing
Use the explainer when you need context on how CMS publishes NADAC and how to interpret the number on this page.
Frequently asked questions
What is the NADAC price of FENTANYL 100 MCG/2 ML VIAL?
The current National Average Drug Acquisition Cost (NADAC) for FENTANYL 100 MCG/2 ML VIAL, manufactured by Phlow Corp., is $1.7864 per ML (NDC 81565020502), effective Sep 30, 2026.
How has the price of FENTANYL 100 MCG/2 ML VIAL changed over time?
Over the history we have for it, the NADAC for FENTANYL 100 MCG/2 ML VIAL has risen 155.7%. It has been tracked across 129 weekly CMS publications since Apr 17, 2024.
What are the highest and lowest recorded NADAC prices for FENTANYL 100 MCG/2 ML VIAL?
Since Apr 17, 2024, the NADAC for FENTANYL 100 MCG/2 ML VIAL has ranged from a low of $0.6987 (Apr 17, 2024) to a high of $1.7864 (Sep 30, 2026), with a median of $0.7707 per ML.
Are there cheaper alternatives to FENTANYL 100 MCG/2 ML VIAL?
Yes. 2 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, FENTANYL 1,000 MCG/20 ML AMPUL, is $0.5981 per ML — about 67% below FENTANYL 100 MCG/2 ML VIAL.
Who manufactures FENTANYL 100 MCG/2 ML VIAL?
FENTANYL 100 MCG/2 ML VIAL (NDC 81565020502) is labeled by Phlow Corp., and CMS classifies it as a generic product.