Retinitis pigmentosa
Conditions
Interventions
Experimental group:ZHANGYANMINGPIAN
Control Group:ZHANGYANMONG Placebo
Sponsors
Chinese Academy of Medical Sciences Peking Union Medical College Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: ?RP diagnostic criteria were met ?It accords with syndrome differentiation of deficiency of liver and kidney ?Ages 18-75 ?The ETDRS chart measures best-corrected vision of 35 letters or more in at least one eye (20/200 on the Snellen chart) ?Agree to participate in the study and sign the informed consent form
Exclusion criteria
Exclusion criteria: ? Patients with severe systemic diseases, such as cardio-cerebrovascular diseases, hepatic hematopoietic system diseases, or life-threatening primary diseases, such as psychosis or cognitive impairment, were investigated and followed up ?Patients with other eye diseases optic nerve and retinal diseases glaucoma ocular autoimmune diseases affect the visual function of ocular surface diseases ?The researchers judged those who could not provide reliable visual field results in static or dynamic visual field examinations ?Patients with suspected hepatic and renal dysfunction, such as laboratory tests, serum creatinine above the upper limit of the normal value ALTAST more than 2 times above the normal range ?Is participating in or nearly 3 months to participate in other drug clinical trials or the use of similar drugs and affect the assessment of efficacy of other therapies ?Allergic to known components of the study drug ?Pregnant women and lactating patients
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| View; | — |
Secondary
| Measure | Time frame |
|---|---|
| Best Corrected Vision;Electroretinogram;Syndrome of traditional Chinese medicine;Visual function-related quality of life;Safety Index; | — |
Countries
China
Contacts
Public ContactYongZhong
Chinese Academy of Medical Sciences Peking Union Medical College Hospital
Outcome results
None listed