Nowadays, more and more pharmacies are opening, with a wide variety of medications and varying prices. The same is true of over-the-counter eye drops, leaving many people at a loss as to how to shop for them. In the case of eye discomfort, and did not see an eye doctor, how to choose over-the-counter eye drops? The selection of eye drops should be targeted It is best to have a more accurate grasp of their own eye disease, the selection of drugs to have a target to speak of. For example, is a viral infection, the choice of antibiotic eye drops is certainly ineffective, only the choice of antiviral eye drops will have an effect. Therefore, if you are not sure what kind of eye disease you have, it is best to consult an ophthalmologist first to make a diagnosis before choosing a drug. Antibiotic eye drops cannot be used indiscriminately. The purchase of oral antibiotics has been restricted (with a doctor’s prescription), but some antibiotic eye drops are not restricted and can be purchased at will, while long-term use of antibiotic eye drops can sometimes cause chronic conjunctivitis. In addition, long-term use of an antibiotic eye drop can lead to drug resistance, so that the drug loses its antibacterial effect. Therefore, antibiotic eye drops are generally used for no more than two weeks, or must be discontinued 3 days after inflammation is fully controlled. If antibiotic eye drops do not work for more than 3 days, change the medication or seek medical advice. Chronic inflammation of the eye does not require long-term use of antibiotic eye drops, and a specific treatment plan should be developed with the help of a doctor. Be careful when using eye drops with dilated pupils Eye drops with dilated pupils are often used to treat myopia, however, they should generally be taken at night before going to bed and if taken during the day you will have difficulty seeing. Such as tropicamide eye drops, double-starring eye drops, etc., this type of eye drops have dilated the pupil effect, strictly prohibited for glaucoma, otherwise there is a risk of blindness, even if the normal eye, but also because of the dilated pupil and the fear of light, dizziness, seeing things far away is not clear and other drug myopia performance. You should also be careful when choosing eye drops that dilate the pupil, such as Mao Guo Yun Xiang Xiang Alkali eye drops, whose effect is the opposite of that of eye drops that dilate the pupil. Otherwise, serious consequences can result. Steroid hormone eye drops Long-term abuse of steroid hormone eye drops can lead to drug-related glaucoma, drug-related cataracts, and herpes simplex keratitis. There have been many lessons in this area, and special attention should be paid. No matter what eye drops are used, consult your doctor or pharmacist if you want to use them for a long time. How to choose over-the-counter eye drops Generally speaking, if the eyes are red and painful with yellowish-white discharge, consider bacterial infection, you can choose antibiotic eye drops, such as chloramphenicol, rifampin, haloperidol eye drops, etc.; if the discharge is clear water-like, you should choose antiviral eye drops, such as acyclovir, virazole eye drops, or choose ganciclovir gel; if the eyes are very red, but not painful or painful, it may If it is non-specific inflammation, you can use anti-inflammatory eye drops, such as Diflucan eye drops, Pernambuco eye drops, etc.; if it is eye fatigue caused by excessive use of computers, you can use eye drops such as R&J or Pearl Eye Solution; if it is senile dry eye, you can use artificial tears such as Tearran to make up for the lack of tears and make the symptoms relieved; if it is mild myopia, you can use Topamax eye drops, Double Star Eye Drops, and point your eyes at night. If it is senile cataract, choose cataract stop eye drops, Carlin U eye drops, etc. Glaucoma do not use drugs without permission Glaucoma with the wrong drugs may cause loss of vision; lowering eye pressure drugs thiamoxinan a class of drugs affect the conduction function of the heart, for patients with bradycardia and other conduction block may cause a heart attack. Therefore, before using the medication to do electrocardiogram examination, and according to medical advice to use drugs.