Eye drops capable of preventing asthenopia

Abstract

The invention discloses eye drops capable of preventing asthenopia, containing the following components: 2-4g of bear gall, 5-8g of semen cassiae, 2-5g of golden cypress, 8-10g of white chrysanthemum, 2-4g of Gentiana scabra Bunge, 4-6g of honeysuckle and 1-2g of Cordyceps sinensis. The eye drops are prepared by adopting the following method: taking cleaned processed medicinal materials with impurity removed according to weight, adding a proper amount of water for soaking for two hours, heating and decocting for two times, with each time lasting for 30-50 minutes, then cooling, filtering and concentrating to 100ml, and adding a pH value modifier to adjust the pH value to 4-9; and the pH value modifier can be phosphate buffer agent or borate buffer agent. The eye drops are prepared by adopting pure nature Traditional Chinese medicine materials through deep processing, can effectively relieve asthenopia, and can avoid dependence of eye on the eye drops even after being used for a long time.

Description

technical field [0001] The invention relates to an eye drop, in particular to an eye drop for preventing eye fatigue. Background technique [0002] In modern society, electronic products are more and more developed. People who watch electronic screens for a long time for work or entertainment can easily cause eye fatigue and affect vision. The factors that people are prone to eye fatigue generally include the following four aspects: 1. Eye factors: When people suffer from hyperopia, nearsightedness, astigmatism, etc., they need to use a lot of adjustment power to see far and near, and they are prone to eye fatigue. fatigue. Suffering from corneal pannus, lens opacity, and other eye diseases can cause blurred vision, which can also easily cause eye fatigue. 2. Physical and living factors: such as lack of exercise, malnutrition, frequent insomnia, irregular life, excessive smoking and alcohol, and not paying attention to eye hygiene, etc., are prone to eye fatigue. 3. Age f...

AI Technical Summary

Problems solved by technology

3. Age factors: People over 40 years old, whose eyes are beginning to age, but they are not equipped with presbyopia in time, are prone to eye fatigue

4. Environmental factors: Insufficient lighting in the work or study place, too small handwriting or work objects for reading and writing, unclear difference between the target and the background, long hours of reading and writing and working, and not fixed viewing distance (such as reading and writing on a car and boat) work), etc., can cause eye fatigue

[0003] Common eye drops to prevent eye fatigue include pearl eye drops, naphthalene eye drops, taurine, etc. Although they have a certain effect on relieving eye fatigue, long-term use is prone to drug dependence, and the curative effect will become less and less effective. The less obvious, the more serious it will lead to organic changes in the eyes, with serious consequences