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Completed

NCT Number: NCT04964089

A Study to Evaluate the Efficacy and Safety of Intravitreal KSI-301 Compared With Intravitreal Aflibercept in Participants With Neovascular (Wet) Age-related Macular Degeneration (wAMD)

This Phase 3 study will evaluate the efficacy and safety of KSI-301 compared to aflibercept, in participants with neovascular (wet) age-related macular degeneration (wAMD)

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Key information

Age range

50 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Emanuelli Research & Development Center LLC, Arecibo, Puerto Rico

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About this study

This is a Phase 3, prospective, randomized, double-masked, two-arm, multi-center non-inferiority study evaluating the efficacy and safety of repeated intravitreal dosing of KSI-301 5 mg in participants with visual impairment due to treatment-naïve neovascular (wet) age-related macular degeneration (wAMD)

The primary endpoint will be assessed as an average of Weeks 40, 44, and 48; additional secondary endpoints for efficacy will be assessed by visit over time

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Signed informed consent prior to participation in the study.
  • Treatment-naïve choroidal neovascularization (CNV) secondary to AMD.
  • BCVA ETDRS score between 83 and 25 letters, inclusive, in the Study Eye.
  • Decrease in vision in the Study Eye determined by the Investigator to be primarily the result of wAMD.
  • Other protocol-specified inclusion criteria may apply

Exclusion criteria

  • BCVA of hand motion or worse in the non-Study Eye or non-physical presence of a non-Study Eye (i.e., monocular).
  • Active or suspected ocular or periocular infection or inflammation.
  • CNV secondary to other causes in the Study Eye.
  • Any history or evidence of a concurrent ocular condition present in the Study Eye, that in the opinion of the Investigator could require either medical or surgical intervention or affect macular edema or alter visual acuity during the study.
  • Uncontrolled glaucoma in the Study Eye.
  • Significant media opacities, including cataract, in the Study Eye that might interfere with visual acuity, assessment of safety, OCT or fundus photography.
  • Cataract in the Study Eye that in the judgment of the Investigator is expected to require surgical extraction within 12 months of screening.
  • Women who are pregnant or lactating or intending to become pregnant during the study.
  • Recent history (within the 6 months prior to screening) of myocardial infarction, stroke, transient ischemic attack, acute congestive heart failure or any acute coronary event.
  • History of a medical condition that, in the judgment of the Investigator, would preclude scheduled study visits, completion of the study, or a safe administration of investigational product.
  • Uncontrolled blood pressure defined as a systolic value ≥180 mmHg or diastolic value ≥100 mmHg while at rest.
  • Other protocol-specified exclusion criteria may apply

Treatment and study plan

KSI-301

Drug

Intravitreal Injection

aflibercept

Drug

Intravitreal Injection

Other names: Eylea

Sham Procedure

Other

The sham is a procedure that mimics an intravitreal injection. It involves pressing the blunt end of an empty syringe (without a needle) against the anesthetized eye. It will be administered to participants in both treatments arms at applicable visits to maintain masking.

Primary outcomes

  1. Mean Change in Best Corrected Visual Acuity (BCVA) From Day 1 to the Average of Non-missing BCVA Values of Weeks 40, 44 and 48.

    Time frame: Day 1 to Week 48

    Best Corrected Visual Acuity (BCVA) was measured on the Early Treatment Diabetic Retinopathy Study (ETDRS) chart at a starting distance of 4 meters. The BCVA letter score ranges from 0 to 100 (best score), and a gain in BCVA letter score from baseline indicates an improvement in visual acuity.

Secondary outcomes

  1. Mean Change in Best Corrected Visual Acuity (BCVA) by Visit Over Time

    Time frame: Day 1 to Week 48

    Best Corrected Visual Acuity (BCVA) was measured on the Early Treatment Diabetic Retinopathy Study (ETDRS) chart at a starting distance of 4 meters. The BCVA letter score ranges from 0 to 100 (best score), and a gain in BCVA letter score from baseline indicates an improvement in visual acuity.

  2. Proportion of Patients Who Gain ≥ 5, ≥10 and ≥15 Letters From Baseline Over Time

    Time frame: Day 1 to Week 48

    Categorical improvements in Best Corrected Visual Acuity (BCVA) of clinically relevant BCVA measurements corresponding to 1, 2 and 3 lines of the ETDRS vision testing chart

  3. Proportion of Patients Who Lost ≥ 5, ≥10 and ≥15 Letters From Baseline Over Time

    Time frame: Day 1 to Week 48

    Categorical worsening in Best Corrected Visual Acuity (BCVA) of clinically relevant BCVA measurements corresponding to 1, 2 and 3 lines of the ETDRS vision testing chart

  4. Proportion of Participants With BCVA Snellen Equivalent of 20/40 or Better Over Time (≥69 ETDRS Letters)

    Time frame: Day 1 to Week 48

    Best Corrected Visual Acuity (BCVA) was measured on the Early Treatment Diabetic Retinopathy Study (ETDRS) chart at a starting distance of 4 meters. The BCVA letter score ranges from 0 to 100 (best score), and a gain in BCVA letter score from baseline indicates an improvement in visual acuity.

  5. Proportion of Participants With BCVA Snellen Equivalent of 20/200 or Worse Over Time (≤38 ETDRS Letters)

    Time frame: Day 1 to Week 48

    Best Corrected Visual Acuity (BCVA) was measured on the Early Treatment Diabetic Retinopathy Study (ETDRS) chart at a starting distance of 4 meters. The BCVA letter score ranges from 0 to 100 (best score), and a gain in BCVA letter score from baseline indicates an improvement in visual acuity.

  6. Mean Change in OCT Central Subfield Retinal Thickness (CST) From Baseline to the Average of Weeks 40, 44 and 48 and Over Time

    Time frame: Day 1 to Week 48

    Central subfield thickness (CST) was defined as the distance between the internal limiting membrane (ILM) and the retinal pigment epithelium (RPE) as assessed by a central reading center.

Sponsors and collaborators

Lead sponsor

Kodiak Sciences Inc

Industry

Registry information

Official study title

A Prospective, Randomized, Double-masked, Active Comparator-controlled, Multi-center, Two-arm, Phase 3 Study to Evaluate the Efficacy and Safety of Intravitreal KSI-301 Compared With Intravitreal Aflibercept in Participants With Neovascular (Wet) Age-related Macular Degeneration (wAMD)

Acronym: DAYLIGHT

Important dates

Study start
2021
Primary completion
2023
Study completion
2023
First posted
Jul 15, 2021
Registry last updated
Jul 3, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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