An Exploratory Clinical Trial Evaluating the Tolerability and Efficacy of KH906 in Patients With Corneal Neovascularization

Inclusion Criteria:

• Signed the informed consent form, volunteered to participate in the trial and followed up according to the protocol.
• Ages from 18 to 75,male or female.
• Superficial or deep neovascularization induced by trauma/chemical burn/inflammation/corneal transplantation.

Exclusion Criteria:

• Subjects who had significant defect in the corneal epithelium.
• Study eye had been injected of anti-vegf drugs within 3 months before screening
• Study eye was performed surgery (except keratoplasty) within 3 months prior screening, or eye surgery was planned during this trial period.
• Oral glucocorticoid administration within 1 month prior screening (except for duration less than 7 days)
• Systemic use of anti-vegf drugs within 45 days prior to screening.
• Have history of abnormal coagulation, such as end-stage liver disease, or are taking anticoagulants（except aspirin）.
• Uncontrolled clinical problems such as canner etc..
• Unable or unwilling to use effective contraception.
• Positive blood tests for pregnancy (female subjects)
• Participated in drug clinical trials within 3 months before the first administration.
• The researchers think the participants were not suitable for this trail.