Bi-component compound dextran 70 eye drops and preparation method thereof

• Main Authors: CAO KAI, ZOU HUAN, HU DAN, FU YIWEN
• Format: Patent
• Language: English
• Published: 11.11.2015
• Subjects: HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

The invention discloses bi-component compound dextran 70 eye drops which comprise the following components in parts by mass: 10-30 parts of dextran 70, 20-40 parts of hydroxypropyl methylcellulose, 1-5 parts of benzalkonium chloride, 10-20 parts of an antioxidant, 70-80 parts of sodium chloride, and 9,800-10,000 parts of water for injection. A preparation method of the bi-component compound dextran 70 eye drops comprises the following steps: preparing a solution I and a solution II; mixing the solution I and the solution II to obtain a solution III, filtering, filling, pressing a plug, screwing a cap, labelling, and packaging, so as to obtain the finished product. The bi-component compound dextran 70 eye drops have the function of simulating mucoprotein, are mild in function, can quickly and continuously relieve eyeball dryness, hypersensitiveness and irritation symptoms, can replace a tear film for eliminating eyeball searing heat, fatigue and discomfort, and are convenient to use, definite in curative effect, simple in preparation method, and convenient to produce.