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Product Information

QC ALLERGY (DIPHEN) 25 MG CAP is a generic product labeled by Chain Drug Marketing Association, priced at $0.0542 per EA under NDC 83324008701. Its NADAC has been published 82 times since Jan 29, 2025.

QC ALLERGY (DIPHEN) 25 MG CAP

DIPHENHYDRAMINE HYDROCHLORIDE
$0.0542per EA
OTC

Strength

25 mg/1

NDC

83324008701

Classification

Generic

Dosage Form

CAPSULE

Route

ORAL

Effective Date

8/19/2026

Approval Type

OTC MONOGRAPH DRUG

FDA Application

M012

On Market Since

8/16/2024

Pharmacological Classes

Histamine H1 Receptor Antagonists
Histamine-1 Receptor Antagonist

Price Statistics

The NADAC for QC ALLERGY (DIPHEN) 25 MG CAP has been published 82 times since Jan 29, 2025, and over the history we have for it it has risen 27.5%. The table below summarizes its recorded NADAC range and movement.

Current price$0.0542 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$0.0483
Median price$0.0553
Average price$0.0540
Largest weekly change+9.2% (Sep 17, 2025)
Weeks tracked82
Tracking sinceJan 29, 2025

Price History

1W

-2.8%

1M

-2.8%

3M

-10.3%

6M

-12.4%

1Y

+12.1%

3Y

N/A

5Y

N/A

All

+27.5%

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 DIPHENHYDRAMINE HYDROCHLORIDE market page.

Lowest-Cost Alternatives

No alternatives available

No alternatives found with the same active ingredient and strength in a comparable dosage form.

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Frequently asked questions

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

The current National Average Drug Acquisition Cost (NADAC) for QC ALLERGY (DIPHEN) 25 MG CAP, manufactured by Chain Drug Marketing Association, is $0.0542 per EA (NDC 83324008701), effective Aug 19, 2026.

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

Over the history we have for it, the NADAC for QC ALLERGY (DIPHEN) 25 MG CAP has risen 27.5%. It has been tracked across 82 weekly CMS publications since Jan 29, 2025.

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

Since Jan 29, 2025, the NADAC for QC ALLERGY (DIPHEN) 25 MG CAP has ranged from a low of $0.0425 (Jan 29, 2025) to a high of $0.0640 (Feb 11, 2026), with a median of $0.0553 per EA.

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

No other NADAC-published product currently shares the active ingredient and strength of QC ALLERGY (DIPHEN) 25 MG CAP in a comparable dosage form, so no direct lower-cost alternative is listed.

Who manufactures QC ALLERGY (DIPHEN) 25 MG CAP?

QC ALLERGY (DIPHEN) 25 MG CAP (NDC 83324008701) is labeled by Chain Drug Marketing Association, and CMS classifies it as a generic product.