Product Information
PATADAY TWICE DAILY 0.1% DROPS is a brand product labeled by Alcon Laboratories, Inc., priced at $2.4820 per ML under NDC 00065427401. Its NADAC has been published 294 times since Jun 17, 2020.
FDA first approved this application on Dec 18, 1996.
Strength
1 mg/mL
Manufacturer
Alcon Laboratories, Inc.NDC
00065427401
Classification
Brand
Dosage Form
SOLUTION
Route
OPHTHALMIC
Effective Date
8/19/2026
Active Ingredients
OLOPATADINE HYDROCHLORIDEApproval Type
New Drug (NDA)
FDA Application
NDA020688FDA Approved
12/18/1996
On Market Since
2/25/2020
Pharmacological Classes
Price Statistics
The NADAC for PATADAY TWICE DAILY 0.1% DROPS has been published 294 times since Jun 17, 2020, and over the history we have for it it has risen 3.0%. The table below summarizes its recorded NADAC range and movement.
| Current price | $2.4820 per ML |
|---|---|
| All-time high | $2.6435 (Aug 16, 2023) |
| All-time low | $2.3084 (Apr 20, 2022) |
| 52-week high | $2.4827 |
| 52-week low | $2.4691 |
| Median price | $2.4754 |
| Average price | $2.4454 |
| Largest weekly change | +7.7% (Jan 18, 2023) |
| Weeks tracked | 294 |
| Tracking since | Jun 17, 2020 |
Generic Alternatives
The matcher finds 1 manufacturer 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). Switching to the cheapest would cut per-unit acquisition cost by roughly 49% at current NADAC. 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
Alcon Laboratories, Inc. manufacturer profile
See the full portfolio, pricing trend, and other products from this labeler.
Drug market
OLOPATADINE HYDROCHLORIDE market comparison
Compare this molecule across participating manufacturers and inspect the broader market price spread.
Therapeutic class
Histamine-1 Receptor Antagonist class view
See how this drug behaves alongside other products in the same FDA pharmacologic class.
Trend hub
Latest market trends
Zoom back out to the weekly mover view and compare this NDC with the rest of the current NADAC release.
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 PATADAY TWICE DAILY 0.1% DROPS?
The current National Average Drug Acquisition Cost (NADAC) for PATADAY TWICE DAILY 0.1% DROPS, manufactured by Alcon Laboratories, Inc., is $2.4820 per ML (NDC 00065427401), effective Sep 30, 2026.
How has the price of PATADAY TWICE DAILY 0.1% DROPS changed over time?
Over the history we have for it, the NADAC for PATADAY TWICE DAILY 0.1% DROPS has risen 3.0%. It has been tracked across 294 weekly CMS publications since Jun 17, 2020.
What are the highest and lowest recorded NADAC prices for PATADAY TWICE DAILY 0.1% DROPS?
Since Jun 17, 2020, the NADAC for PATADAY TWICE DAILY 0.1% DROPS has ranged from a low of $2.3084 (Apr 20, 2022) to a high of $2.6435 (Aug 16, 2023), with a median of $2.4754 per ML.
Are there cheaper alternatives to PATADAY TWICE DAILY 0.1% DROPS?
Yes. 1 manufacturer publishes a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, GNP OLOPATADINE 0.1% EYE DROPS, is $1.2737 per ML — about 49% below PATADAY TWICE DAILY 0.1% DROPS.
Who manufactures PATADAY TWICE DAILY 0.1% DROPS?
PATADAY TWICE DAILY 0.1% DROPS (NDC 00065427401) is labeled by Alcon Laboratories, Inc., and CMS classifies it as a brand product.