Product Information
DIPHENHYDRAMINE 25 MG CAPSULE is a generic product labeled by Aarna USA Inc., priced at $0.0572 per EA under NDC 82568000401. Its NADAC has been published 30 times since Dec 3, 2025.
Strength
25 mg/1
Manufacturer
Aarna USA Inc.NDC
82568000401
Classification
Generic
Dosage Form
CAPSULE
Route
ORAL
Last Updated
6/17/2026
Active Ingredients
DIPHENHYDRAMINE HYDROCHLORIDEApproval Type
OTC MONOGRAPH DRUG
FDA Application
M012On Market Since
12/6/2024
Pharmacological Classes
Price Statistics
The NADAC for DIPHENHYDRAMINE 25 MG CAPSULE has been published 30 times since Dec 3, 2025, and over the history we have for it it has declined 5.2%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0572 per EA |
|---|---|
| All-time high | $0.0640 (Feb 11, 2026) |
| All-time low | $0.0572 (Jun 17, 2026) |
| 52-week high | $0.0640 |
| 52-week low | $0.0572 |
| Median price | $0.0615 |
| Average price | $0.0615 |
| Largest weekly change | -5.2% (Jun 17, 2026) |
| Weeks tracked | 30 |
| Tracking since | Dec 3, 2025 |
Generic Alternatives
The matcher finds 9 NADAC-published products sharing this drug's active ingredient, strength, and dosage form across 9 manufacturers (up to 10 shown below). Switching to the cheapest would cut per-unit acquisition cost by roughly 46% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Frequently asked questions
What is the NADAC price of DIPHENHYDRAMINE 25 MG CAPSULE?
The current National Average Drug Acquisition Cost (NADAC) for DIPHENHYDRAMINE 25 MG CAPSULE, manufactured by Aarna USA Inc., is $0.0572 per EA (NDC 82568000401), effective Jun 24, 2026.
How has the price of DIPHENHYDRAMINE 25 MG CAPSULE changed over time?
Over the history we have for it, the NADAC for DIPHENHYDRAMINE 25 MG CAPSULE has declined 5.2%. It has been tracked across 30 weekly CMS publications since Dec 3, 2025.
What are the highest and lowest recorded NADAC prices for DIPHENHYDRAMINE 25 MG CAPSULE?
Since Dec 3, 2025, the NADAC for DIPHENHYDRAMINE 25 MG CAPSULE has ranged from a low of $0.0572 (Jun 17, 2026) to a high of $0.0640 (Feb 11, 2026), with a median of $0.0615 per EA.
Are there cheaper alternatives to DIPHENHYDRAMINE 25 MG CAPSULE?
Yes. 9 NADAC-published products share the same active ingredient, strength, and dosage form. The lowest-priced option, DIPHENHYDRAMINE 25 MG CAPSULE, is $0.0311 per EA — about 46% below DIPHENHYDRAMINE 25 MG CAPSULE.
Who manufactures DIPHENHYDRAMINE 25 MG CAPSULE?
DIPHENHYDRAMINE 25 MG CAPSULE (NDC 82568000401) is labeled by Aarna USA Inc., and CMS classifies it as a generic product.
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