Product Information
FENTANYL 37.5 MCG/HR PATCH is a generic product labeled by SpecGx LLC, priced at $34.4400 per EA under NDC 00406903776. Its NADAC has been published 315 times since May 13, 2020.
FDA first approved this application on Feb 9, 2011. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
37.5 ug/h
Manufacturer
SpecGx LLCNDC
00406903776
Classification
Generic
Dosage Form
PATCH, EXTENDED RELEASE
Route
TRANSDERMAL
Effective Date
8/19/2026
Active Ingredients
FENTANYLApproval Type
Generic (ANDA)
FDA Application
ANDA077154FDA Approved
2/9/2011
TE Code
AB
On Market Since
2/28/2020
Pharmacological Classes
Price Statistics
The NADAC for FENTANYL 37.5 MCG/HR PATCH has been published 315 times since May 13, 2020, and over the history we have for it it has declined 18.2%. The table below summarizes its recorded NADAC range and movement.
| Current price | $34.4400 per EA |
|---|---|
| All-time high | $44.4936 (Jul 15, 2020) |
| All-time low | $34.2814 (Jul 22, 2026) |
| 52-week high | $42.5734 |
| 52-week low | $34.2814 |
| Median price | $41.5988 |
| Average price | $41.1083 |
| Largest weekly change | +10.4% (Jul 21, 2021) |
| Weeks tracked | 315 |
| Tracking since | May 13, 2020 |
Generic Alternatives
No other NADAC-published product shares this drug's active ingredient and strength in a comparable dosage form. Compare the broader picture on the fentanyl transdermal market page.
Lowest-Cost Alternatives
No alternatives available
Related Drugs
Same classification
Frequently asked questions
What is the NADAC price of FENTANYL 37.5 MCG/HR PATCH?
The current National Average Drug Acquisition Cost (NADAC) for FENTANYL 37.5 MCG/HR PATCH, manufactured by SpecGx LLC, is $34.4400 per EA (NDC 00406903776), effective Aug 19, 2026.
How has the price of FENTANYL 37.5 MCG/HR PATCH changed over time?
Over the history we have for it, the NADAC for FENTANYL 37.5 MCG/HR PATCH has declined 18.2%. It has been tracked across 315 weekly CMS publications since May 13, 2020.
What are the highest and lowest recorded NADAC prices for FENTANYL 37.5 MCG/HR PATCH?
Since May 13, 2020, the NADAC for FENTANYL 37.5 MCG/HR PATCH has ranged from a low of $34.2814 (Jul 22, 2026) to a high of $44.4936 (Jul 15, 2020), with a median of $41.5988 per EA.
Are there cheaper alternatives to FENTANYL 37.5 MCG/HR PATCH?
No other NADAC-published product currently shares the active ingredient and strength of FENTANYL 37.5 MCG/HR PATCH in a comparable dosage form, so no direct lower-cost alternative is listed.
Who manufactures FENTANYL 37.5 MCG/HR PATCH?
FENTANYL 37.5 MCG/HR PATCH (NDC 00406903776) is labeled by SpecGx LLC, and CMS classifies it as a generic product.