Product Information
GNP SLEEP AID 50 MG/30 ML LIQ is a generic product labeled by AmerisourceBergen, priced at $0.0086 per ML under NDC 46122075429. Its NADAC has been published 129 times since Apr 17, 2024.
Strength
50 mg/30mL
Manufacturer
AmerisourceBergenNDC
46122075429
Classification
Generic
Dosage Form
SOLUTION
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
DIPHENHYDRAMINE HYDROCHLORIDEApproval Type
OTC MONOGRAPH DRUG
FDA Application
M010On Market Since
9/14/2023
Pharmacological Classes
Price Statistics
The NADAC for GNP SLEEP AID 50 MG/30 ML LIQ has been published 129 times since Apr 17, 2024, and over the history we have for it it has risen 11.2%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0086 per ML |
|---|---|
| All-time high | $0.0089 (Feb 11, 2026) |
| All-time low | $0.0073 (Aug 21, 2024) |
| 52-week high | $0.0089 |
| 52-week low | $0.0080 |
| Median price | $0.0084 |
| Average price | $0.0083 |
| Largest weekly change | +9.0% (Nov 20, 2024) |
| Weeks tracked | 129 |
| Tracking since | Apr 17, 2024 |
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
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Manufacturer
AmerisourceBergen manufacturer profile
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Drug market
Diphenhydramine HCl market comparison
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Therapeutic class
Histamine-1 Receptor Antagonist class view
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Trend hub
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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 GNP SLEEP AID 50 MG/30 ML LIQ?
The current National Average Drug Acquisition Cost (NADAC) for GNP SLEEP AID 50 MG/30 ML LIQ, manufactured by AmerisourceBergen, is $0.0086 per ML (NDC 46122075429), effective Sep 30, 2026.
How has the price of GNP SLEEP AID 50 MG/30 ML LIQ changed over time?
Over the history we have for it, the NADAC for GNP SLEEP AID 50 MG/30 ML LIQ has risen 11.2%. It has been tracked across 129 weekly CMS publications since Apr 17, 2024.
What are the highest and lowest recorded NADAC prices for GNP SLEEP AID 50 MG/30 ML LIQ?
Since Apr 17, 2024, the NADAC for GNP SLEEP AID 50 MG/30 ML LIQ has ranged from a low of $0.0073 (Aug 21, 2024) to a high of $0.0089 (Feb 11, 2026), with a median of $0.0084 per ML.
Are there cheaper alternatives to GNP SLEEP AID 50 MG/30 ML LIQ?
2 manufacturers publish a NADAC-priced product with the same active ingredient and strength as GNP SLEEP AID 50 MG/30 ML LIQ in a comparable dosage form, but none are currently priced below it.
Who manufactures GNP SLEEP AID 50 MG/30 ML LIQ?
GNP SLEEP AID 50 MG/30 ML LIQ (NDC 46122075429) is labeled by AmerisourceBergen, and CMS classifies it as a generic product.