Eye drops factory

An eye drops factory must strictly adhere to GMP (Good Manufacturing Practice) standards. The core production area requires a Class 100 (ISO 5) cleanroom environment for aseptic filling, as ophthalmic products must be sterile. You must ensure the facility is equipped with Advanced Water Purification Systems (USP Grade) to produce Water for Injection (WFI), which is the primary ingredient in most eye drops.

Prioritize BFS (Blow-Fill-Seal) Technology, which integrates container molding, filling, and sealing into a single automated process, significantly reducing contamination risks. Additionally, look for High-Precision Peristaltic Pumps for accurate dosage control and Automated Vision Inspection Systems to detect particulate matter or sealing defects in every bottle.

Suppliers must hold ISO 13485 (Medical Devices) or ISO 15378 (Primary Packaging for Medicinal Products) certifications. For market entry, products must have CE Marking (EU), FDA Approval (USA), or local MOH (Ministry of Health) registrations. Ensure the factory provides a Certificate of Analysis (CoA) and Stability Testing Reports for every batch.

Verify that the plastic resins used (LDPE or HDPE) are Medical Grade and have passed Extractable and Leachable (E&L) studies to ensure no chemicals migrate into the solution. The dropper tip design must be tested for Drop Volume Consistency and Microbial Ingress Prevention to maintain sterility during multi-dose use.

Always conduct a Pre-Shipment Inspection (PSI) by a third-party agency like SGS or Intertek. Specifically, request a Sterility Test and Endotoxin Test from an independent lab. When sourcing through Made-in-China.com, utilize their Audited Supplier reports to verify the factory's actual production capacity and R&D strength.

Focus on Long-term Quality Agreements rather than just unit price. Negotiate for Batch Traceability and a clear Recall Protocol. For bulk orders, aim for a 15-20% discount on the manufacturing fee, but ensure that cost-cutting does not affect the grade of the active pharmaceutical ingredients (APIs).

Ophthalmic solutions are often temperature-sensitive. You must use Cold Chain Logistics or Temperature-Controlled Containers if the product requires storage between 2°C and 8°C. Ensure the shipment includes USB Temperature Data Loggers to monitor conditions throughout the transit to prevent protein denaturation or chemical degradation.

Use Secured Payment Terms such as Letter of Credit (L/C) or Escrow services provided by reputable platforms like Made-in-China.com. Never pay 100% upfront; a standard 30% deposit and 70% balance against the Bill of Lading (B/L) after successful quality inspection is the industry norm for protecting buyer interests.