Olopatadine hydrochloride
Drug ingredientCAS 140462-76-6
This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
US productionNot reported
Top sourceNo public record
This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
60 FDA-registered drug labelers
A-S Medication Solutions
Albertsons Companies
Alcon Laboratories, Inc.
Alembic Pharmaceuticals Inc.
Alembic Pharmaceuticals Limited
Alivus Life Sciences Limited
Allegiant Health
Allwell Health Inc
Amerisource Bergen
Amneal Pharmaceuticals LLC
Apotex Corp.
Aurohealth LLC
AX Pharmaceutical Corp
Bausch & Lomb Incorporated
BluePoint Laboratories
Bryant Ranch Prepack
CARDINAL HEALTH
CARDINAL HEALTH 110, LLC. DBA LEADER
Chain Drug Marketing Association INC
Curia Spain S.A.U.
CVS Health Corp
CVS Pharmacy
DOLGENCORP, LLC
Dr. Reddy's Laboratories Inc.
F.I.S. FABBRICA ITALIANA SINTETICI S.P.A.
FDC Limited
Gland Pharma Limited
Glenmark Pharmaceuticals Inc., USA
GLENMARK THERAPEUTICS INC., USA
Golden State Medical Supply, Inc.
H E B
Harris Teeter
HIKMA SPECIALTY USA INC.
Indoco Remedies Limited
Kroger Company
Kyowa Pharma Chemical Co., Ltd.
Medichem S.A.
Meijer
MSN Laboratories Private Limited
OCuSOFT INC.
Padagis Israel Pharmaceuticals Ltd
PCAS FINLAND
Retail Business Services, LLC.
Rising Pharma Holdings, Inc.
RITE AID CORPORATION
RUGBY LABORATORIES
Sola Pharmaceuticals
Somerset Therapeutics, LLC
Sportpharm, Inc. dba Sportpharm
Strategic Sourcing Services LLC
SUN PHARMACEUTICAL INDUSTRIES, INC.
TARGET CORPORATION
TOPCO ASSOCIATES LLC
Urquima, S.A.
USV Private Limited
WAL-MART STORES, INC.,
WALGREEN CO.
WALGREEN COMPANY
Walgreens Company
YYBA Corp
Why It Matters
Sectors
Health
Downstream Uses
Appears in 23 drug and cosmetic product listings (FDA).
- •Olopatadine Hydrochloride
- •Olopatadine Hydrochloride Ophthalmic Solution
- •Equate Olopatadine Hydrochloride Ophthalmic Solution
- •Olopatadine Hydrochloride Ophthalmic Solution Once Daily
- •Pataday Twice A DAY Relief
- •Pataday ONCE Daily Relief
- •Once Daily Relief
- •Eye Allergy Itch Relief
Show all 23
- •CVS Eye Allergy Itch Relief Once Daily
- •Eye Allergy Itch and Redness Relief
- •Eye Allergy Itch Relief Once Daily Relief
- •Allergy Relief Eye Drops
- •Olopatadine
- •Rugby Olopatadine Hydrochloride Ophthalmic Solution
- •Olopatadine HCl
- •Eye Allergy Itch and Redness Relief Twice Daily Relief
- •Retaine Allergy
- •Equate Olopatadine Hydrochloride
- •Ryaltris
- •Leader Olopatadine Hydrochloride Ophthalmic Solution
- •CVS Eye Allergy Itch Relief Twice Daily
- •Olopatadine Hydrochloride Ophthalmic Solution Twice Daily
- •Leader Olopatadine Hydrochloride
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Vendor Pricing
$10.36/gAaron Chemicals LLC
CountryHong Kong
Pack$259.00 / 25 g
Purity99%
Vendors6 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
5 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| AA BLOCKS | United States | $18.96 | 25 g | 98% |
| AK Scientific Specialized | United States | $20.68 | 25 g | 95% |
| AK Scientific, Inc. | United States | $23.92 | 25 g | 98% |
| Fulfilled by Molport | Latvia | $2000.00 | 5 mg | 98% |
| Apexbio Technology LLC | United States | $2620.00 | 50 mg | 99.94% |
Chemical Identity
CAS140462-76-6
PubChem CID5282402
DTXSIDDTXSID0046486
FormulaC21H24ClNO3
Mol. Weight373.9 g/mol
SMILESCN(C)CCC=C1C2=CC=CC=C2COC3=C1C=C(C=C3)CC(=O)O.Cl
Data Sources
- PubChem · compound 5282402Retrieved 2026-04-07
- FDA National Drug Code directoryRetrieved 2026-04-25
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
Olopatadine hydrochloride (CAS 140462-76-6) https://chemicalindependence.com/chemical/140462-76-6/ PubChem: 5282402. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/5282402 FDA National Drug Code directory: CAS 140462-76-6. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/