Dry eye after cataract surgery
Conditions
Interventions
Experimental group:Treat with houttuynia cordata damp heat eye mask
Control group:Treat with placebo eye masks
Sponsors
Zhengzhou Second Hospital
Eligibility
Sex/Gender
All
Age
40 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1. Sign the informed consent; 2. Aged 40-80 years; 3. Patients 2 weeks to 6 months after cataract surgery; 4. Patients with mild to moderate dry eye, that is, 2s < tear break-up time (BUT) <= 10 s, 2 mm/5 min < Schirmer I test (SIt) <= 10 mm/5 min fluorescein staining and less than 5 staining points; 5. Each patient is included in one eye (if both eyes are affected, the more severe eye is included, and the two eyes are similar, the right eye is included).
Exclusion criteria
Exclusion criteria: 1. Patients with poor corneal incision healing after cataract surgery; 2. Patients with keratitis, conjunctivitis and other injuries and infectious diseases, those with ocular trauma, uveitis, glaucoma and other serious ocular surface diseases that affect the evaluation of efficacy; those with eye damage or swelling; 3. Have used drugs that affect the function of tear secretion, such as antihistamines, antidepressants, various artificial tears, etc. within 3 months; 4. A history of eye surgery such as corneal refractive surgery, eyelid surgery, corneal transplantation, vitrectomy, anti-glaucoma surgery, pterygium and conjunctiva surgery, and strabismus amblyopia correction surgery within 3 months; 5. Patients with serious primary diseases such as cardiovascular, liver, kidney and hematopoietic systems; patients with severe infectious diseases and systemic immune diseases; 6. Pregnant and lactating patients; 7. Those with skin allergies and those with allergies to the drug ingredients contained in the test products; 8. Those who have participated in other clinical trials within the past 1 month; 9. Patients who cannot cooperate or who are mentally ill, mentally ill, and cognitively impaired; other researchers believe that it is not suitable to participate in this clinical trial.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Dry eye symptom score;Tear secretion test;Fluorescent breakup time;Non-contact tear film breakup time;Corneal fluorescein sodium staining score;Vision; | — |
Countries
China
Contacts
Public ContactChen Peng
Zhengzhou Second Hospital
Outcome results
None listed