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Diquafosol Sodium Eye Drops are a prescription ophthalmic medicine for dry eye disease that selectively activates P2Y₂ receptors and promotes endogenous secretion of tears and mucin. The core strength is Diquafosol 3% Eye Drops, designed for patients with corneal and conjunctival epithelial damage accompanied by tear abnormalities. It stabilizes the tear film and repairs ocular surface damage from the root, providing a standardized and mechanism‑clear treatment for moderate to severe dry eye and corneal epithelial injury.
Technical Specifications
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Product Name |
Diquafosol Sodium Eye Drops |
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Synonyms |
Diquafosol Sodium Ophthalmic Eye Drops, Diquafosol Pharmaceutical Eye Drops |
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Characteristics |
Colorless clear liquid |
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CAS Number |
211427-08-6 |
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Assay |
≥99.0% (HPLC, Subject to the COA) |
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Formula |
C₁₈H₂₂N₄Na₄O₂₃P₄ |
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Package |
Technical Package |
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Storage |
Store at 1-30℃ |
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Structure |
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Focusing on core demands of dry eye treatment and ocular surface repair, Diquafosol Sodium Ophthalmic Solution is refined by qualified pharmaceutical manufacturers in full compliance with global GMP standards. Through strict full‑cycle quality control, it achieves qualified purity, stable properties and excellent batch‑to‑batch consistency. As a P2Y₂ agonist ophthalmic raw material, it fully supports eye drop formulation development, process optimization and clinical research, offering reliable support for innovative dry eye drug projects.
Product Features

Diquafosol Sodium Ophthalmic Eye Drops are manufactured in strict accordance with global GMP standards. The entire production chain from raw material procurement to finished product delivery implements rigorous quality control, ensuring high purity and reliable quality from the source.
This product is a colorless clear liquid with stable physicochemical properties, uniform content, qualified sterility and excellent batch‑to‑batch uniformity. Complete quality documentation is provided, and all indicators meet pharmacopoeial standards to satisfy strict quality requirements for standardized ophthalmic clinical use.
As a highly selective P2Y₂ agonist eye drop, Diquafosol Pharmaceutical Eye Drops target ocular surface receptors to simultaneously stimulate secretion of aqueous fluid, mucin and lipids, delivering dual effects of endogenous secretion promotion and tear film repair. It features clear efficacy, good local tolerance, long‑lasting dry eye symptom relief and corneal‑conjunctival epithelial repair, with well‑defined pharmacological effects and outstanding safety.
Diquafosol Sodium Eye Drops are widely adaptable to clinical dry eye treatment, ophthalmic procedures and postoperative ocular surface care, supporting outpatient prescription, home medication and long‑term chronic disease management. Sterile sealed packaging and standard storage conditions ensure stable transport and storage, supporting standardized dry eye therapy.
Full-Cycle Quality Control & Consistent Quality

Diquafosol Sodium Ophthalmic Solution establishes a full‑process quality control system covering raw material incoming inspection, formulation production, finished product release, storage and application. Strict internal standards and pharmacopoeia requirements are implemented to ensure product compliance and stability, laying a solid foundation for ophthalmic drug quality.
Production fully complies with global GMP standards and is supported by a complete traceability system for full‑chain batch traceability. Real‑time monitoring of key process parameters and deviation control ensure uniform appearance, accurate content and qualified sterility, with excellent batch‑to‑batch stability.
Supported by high‑standard laboratories, core indicators including appearance, assay, related substances, pH, osmotic pressure and sterility are fully tested. Complete quality documents are issued, and all batches strictly meet pharmacopoeial standards, providing precise and stable quality assurance for clinical dry eye treatment.
A long‑term quality improvement mechanism is established to regularly optimize formulation processes, review quality data and update internal standards in line with regulatory requirements. Closed‑loop management covers production, storage, transportation and after‑sales service to ensure stable quality throughout shelf life and support reliable long‑term supply.

Application Scenarios
With excellent pharmacological properties and stable formulation, Diquafosol Sodium Ophthalmic Eye Drops are widely used in dry eye treatment and ocular surface repair, supporting standardized diagnosis and treatment across multiple scenarios.

It is indicated for dry eye with tear secretion abnormalities and corneal‑conjunctival epithelial damage, effectively relieving dryness, foreign body sensation, burning, photophobia and blurred vision while repairing ocular surface injury and stabilizing tear film.
It can be used for dry eye and eye fatigue caused by video terminal syndrome, prolonged eye use and dry environments, promoting endogenous tear secretion and relieving ocular discomfort for long‑lasting comfort.
It supports postoperative ocular surface care for cataract, glaucoma, refractive surgery and other ophthalmic operations, accelerating wound healing and reducing postoperative discomfort.
It serves as a standard treatment for mucin‑deficient and aqueous‑deficient dry eye, suitable for outpatient prescriptions, long‑term home use and inpatient ocular care.
It supports ophthalmic clinical research and formulation optimization, providing safe and reliable support for innovative dry eye therapies, combination regimens and chronic ocular surface disease management.
Packaging and Transportation
The packaging and transportation system of Diquafosol Pharmaceutical Eye Drops strictly follows regulations for sterile ophthalmic preparations, integrating sealing, sterility, light protection and traceability to maintain stable quality during storage and delivery for global clinical and commercial use.
Professional sterile packaging
Pharmaceutical‑grade sterile ophthalmic packaging includes multi‑dose bottles with anti‑contamination droppers and single‑dose disposable sterile units, with light‑proof, moisture‑proof and sealed outer cartons to isolate light, moisture and microbial contamination.
Compliance labeling & traceability
Packaging meets GMP and global distribution standards, clearly marked with product name, specification, batch number, shelf life and storage conditions for full traceability.
Stable storage & transportation
Shipped via ambient compliant logistics, stored at 1–30℃ without cold chain, with shock‑proof and sealed reinforcement suitable for long‑distance and cross‑border transport.
Flexible specifications & supporting services
Multi‑dose bottles and single‑dose packages are available to suit outpatient, home, inpatient and portable use. Complete quality and acceptance documents are provided for efficient inspection and warehousing.
Our Advantages
Leading mechanism, root‑cause dry eye improvementHighly selective P2Y₂ receptor activation promotes triple secretion of tears, mucin and lipids, rebuilding stable tear film from the source. Unlike conventional artificial tears, Diquafosol 3% Eye Drops provide dual action of endogenous secretion and ocular surface repair.
Proven clinical efficacy, strong repair capacityRapidly relieves dryness, foreign body sensation, photophobia and fatigue; effectively repairs corneal‑conjunctival epithelial damage, with superior improvement in moderate‑severe and mucin‑deficient dry eye and stable long‑term benefits.
High safety, excellent local tolerancePredominantly local ocular action with minimal systemic absorption; mild and transient adverse reactions, no obvious ocular irritation or long‑term toxicity, suitable for prolonged use.
GMP‑standard production, reliable qualityFull compliance with global GMP standards, strict sterility control, uniform content, stable batches and complete quality documents, meeting international ophthalmic quality requirements.
User‑friendly dosage forms, convenient administrationMulti‑dose and single‑dose packages available with or without preservatives; comfortable and precise dosing, high patient compliance.
Wide application, strong clinical compatibilitySuitable for dry eye treatment, postoperative care, video terminal dry eye and chronic ocular surface damage; compatible for monotherapy or combination use across multiple departments.
FAQ
We insist on product quality and clinical safety as core principles, supplying high‑purity, stable Diquafosol Sodium Ophthalmic Eye Drops with fully compliant and traceable production. From early R&D and formulation verification to large‑scale commercial supply, we provide stable support for global partners. As trusted China Diquafosol Sodium Eye Drops manufacturers and China Diquafosol Sodium Eye Drops suppliers, we are committed to long‑term win‑win cooperation in dry eye treatment innovation.
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