Product Information

QC ALLERGY (DIPHEN) 25 MG SFGL is a generic product labeled by Chain Drug Marketing Association, priced at $0.0572 per EA under NDC 83324011824. Its NADAC has been published 74 times since Jan 29, 2025.

QC ALLERGY (DIPHEN) 25 MG SFGL

diphenhydramine hydrochloride
$0.0572per EA
OTC

Strength

25 mg/1

NDC

83324011824

Classification

Generic

Dosage Form

CAPSULE, LIQUID FILLED

Route

ORAL

Last Updated

6/17/2026

Approval Type

OTC MONOGRAPH DRUG

FDA Application

M012

On Market Since

10/11/2024

Pharmacological Classes

Histamine H1 Receptor Antagonists
Histamine-1 Receptor Antagonist

Price Statistics

The NADAC for QC ALLERGY (DIPHEN) 25 MG SFGL has been published 74 times since Jan 29, 2025, and over the history we have for it it has risen 34.7%. 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$0.0425 (Jan 29, 2025)
52-week high$0.0640
52-week low$0.0462
Median price$0.0528
Average price$0.0537
Largest weekly change+9.2% (Sep 17, 2025)
Weeks tracked74
Tracking sinceJan 29, 2025

Price History

1W

0.0%

1M

-5.2%

3M

-6.9%

6M

-9.4%

1Y

+23.9%

3Y

N/A

5Y

N/A

All

+34.7%

Generic Alternatives

The matcher finds 1 NADAC-published product sharing this drug's active ingredient, strength, and dosage form across 1 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.

Lowest-Cost Alternatives

1 alternative • Same active ingredient

Frequently asked questions

What is the NADAC price of QC ALLERGY (DIPHEN) 25 MG SFGL?

The current National Average Drug Acquisition Cost (NADAC) for QC ALLERGY (DIPHEN) 25 MG SFGL, manufactured by Chain Drug Marketing Association, is $0.0572 per EA (NDC 83324011824), effective Jun 24, 2026.

How has the price of QC ALLERGY (DIPHEN) 25 MG SFGL changed over time?

Over the history we have for it, the NADAC for QC ALLERGY (DIPHEN) 25 MG SFGL has risen 34.7%. It has been tracked across 74 weekly CMS publications since Jan 29, 2025.

What are the highest and lowest recorded NADAC prices for QC ALLERGY (DIPHEN) 25 MG SFGL?

Since Jan 29, 2025, the NADAC for QC ALLERGY (DIPHEN) 25 MG SFGL has ranged from a low of $0.0425 (Jan 29, 2025) to a high of $0.0640 (Feb 11, 2026), with a median of $0.0528 per EA.

Are there cheaper alternatives to QC ALLERGY (DIPHEN) 25 MG SFGL?

1 NADAC-published product shares the same active ingredient, strength, and dosage form as QC ALLERGY (DIPHEN) 25 MG SFGL, but none are currently priced below it.

Who manufactures QC ALLERGY (DIPHEN) 25 MG SFGL?

QC ALLERGY (DIPHEN) 25 MG SFGL (NDC 83324011824) is labeled by Chain Drug Marketing Association, and CMS classifies it as a generic product.