Product Information
DIPHENHYDRAMINE 50 MG/ML VIAL is a generic product labeled by Sagent Pharmaceuticals, priced at $0.8980 per ML under NDC 25021048101. Its NADAC has been published 77 times since Apr 16, 2025.
FDA first approved this application on Mar 20, 2024. Its Orange Book therapeutic-equivalence code is AP.
Strength
50 mg/mL
Manufacturer
Sagent PharmaceuticalsNDC
25021048101
Classification
Generic
Dosage Form
INJECTION, SOLUTION
Route
INTRAMUSCULAR; INTRAVENOUS
Effective Date
9/23/2026
Active Ingredients
DIPHENHYDRAMINE HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA218448FDA Approved
3/20/2024
TE Code
AP
On Market Since
1/15/2025
Pharmacological Classes
Price Statistics
The NADAC for DIPHENHYDRAMINE 50 MG/ML VIAL has been published 77 times since Apr 16, 2025, and over the history we have for it it has held within roughly two percent of its current level. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.8980 per ML |
|---|---|
| All-time high | $0.9459 (Mar 11, 2026) |
| All-time low | $0.8905 (Sep 17, 2025) |
| 52-week high | $0.9459 |
| 52-week low | $0.8905 |
| Median price | $0.9336 |
| Average price | $0.9263 |
| Largest weekly change | -3.8% (Sep 23, 2026) |
| Weeks tracked | 77 |
| Tracking since | Apr 16, 2025 |
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). None of the shown alternatives sit below the current price. 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
Sagent Pharmaceuticals manufacturer profile
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Drug market
Diphenhydramine Hydrochloride market comparison
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Therapeutic class
Histamine-1 Receptor Antagonist 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 DIPHENHYDRAMINE 50 MG/ML VIAL?
The current National Average Drug Acquisition Cost (NADAC) for DIPHENHYDRAMINE 50 MG/ML VIAL, manufactured by Sagent Pharmaceuticals, is $0.8980 per ML (NDC 25021048101), effective Sep 30, 2026.
How has the price of DIPHENHYDRAMINE 50 MG/ML VIAL changed over time?
Over the history we have for it, the NADAC for DIPHENHYDRAMINE 50 MG/ML VIAL has held within roughly two percent of its current level. It has been tracked across 77 weekly CMS publications since Apr 16, 2025.
What are the highest and lowest recorded NADAC prices for DIPHENHYDRAMINE 50 MG/ML VIAL?
Since Apr 16, 2025, the NADAC for DIPHENHYDRAMINE 50 MG/ML VIAL has ranged from a low of $0.8905 (Sep 17, 2025) to a high of $0.9459 (Mar 11, 2026), with a median of $0.9336 per ML.
Are there cheaper alternatives to DIPHENHYDRAMINE 50 MG/ML VIAL?
2 manufacturers publish a NADAC-priced product with the same active ingredient and strength as DIPHENHYDRAMINE 50 MG/ML VIAL in a comparable dosage form, but none are currently priced below it.
Who manufactures DIPHENHYDRAMINE 50 MG/ML VIAL?
DIPHENHYDRAMINE 50 MG/ML VIAL (NDC 25021048101) is labeled by Sagent Pharmaceuticals, and CMS classifies it as a generic product.