Trial Outcomes & Findings for NEXAGON for the Treatment of Corneal Persistent Epithelial Defects Following Severe Ocular Injuries (NCT NCT04081103)

NCT ID: NCT04081103

Last Updated: 2025-07-14

Results Overview

Corneal epithelial recovery, defined as corneal reepithelialization and maintenance of a durable epithelium for at least 28 days, will be assessed by slit lamp examination.

Recruitment status

TERMINATED

Study phase

PHASE2

Target enrollment

35 participants

Primary outcome timeframe

Up to 56 days.

Results posted on

2025-07-14

Participant Flow

Unit of analysis: Eyes

Participant milestones

Participant milestones
Measure
Nexagon® (Lufepirsen) High Dose Concentration
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Overall Study
STARTED
12 12
12 12
11 11
Overall Study
COMPLETED
11 11
11 11
9 9
Overall Study
NOT COMPLETED
1 1
1 1
2 2

Reasons for withdrawal

Reasons for withdrawal
Measure
Nexagon® (Lufepirsen) High Dose Concentration
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Overall Study
Adverse Event
1
1
1
Overall Study
Physician Decision
0
0
1

Baseline Characteristics

NEXAGON for the Treatment of Corneal Persistent Epithelial Defects Following Severe Ocular Injuries

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Nexagon® (Lufepirsen) High Dose Concentration
n=12 Participants
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
n=12 Participants
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
n=11 Participants
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Total
n=35 Participants
Total of all reporting groups
Age, Continuous
25.9 years
STANDARD_DEVIATION 20.42 • n=99 Participants
30.3 years
STANDARD_DEVIATION 16.38 • n=107 Participants
30.9 years
STANDARD_DEVIATION 19.03 • n=206 Participants
29.0 years
STANDARD_DEVIATION 18.26 • n=7 Participants
Sex: Female, Male
Female
3 Participants
n=99 Participants
1 Participants
n=107 Participants
3 Participants
n=206 Participants
7 Participants
n=7 Participants
Sex: Female, Male
Male
9 Participants
n=99 Participants
11 Participants
n=107 Participants
8 Participants
n=206 Participants
28 Participants
n=7 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
1 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
1 Participants
n=7 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
11 Participants
n=99 Participants
12 Participants
n=107 Participants
11 Participants
n=206 Participants
34 Participants
n=7 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
Race (NIH/OMB)
Asian
11 Participants
n=99 Participants
11 Participants
n=107 Participants
11 Participants
n=206 Participants
33 Participants
n=7 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=99 Participants
1 Participants
n=107 Participants
0 Participants
n=206 Participants
1 Participants
n=7 Participants
Race (NIH/OMB)
White
1 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
1 Participants
n=7 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
0 Participants
n=7 Participants
Region of Enrollment
United States
1 participants
n=99 Participants
1 participants
n=107 Participants
0 participants
n=206 Participants
2 participants
n=7 Participants
Region of Enrollment
India
11 participants
n=99 Participants
11 participants
n=107 Participants
11 participants
n=206 Participants
33 participants
n=7 Participants
Subjects with of Persistent Epithelial Defect
12 Participants
n=99 Participants
12 Participants
n=107 Participants
11 Participants
n=206 Participants
35 Participants
n=7 Participants

PRIMARY outcome

Timeframe: Up to 56 days.

Corneal epithelial recovery, defined as corneal reepithelialization and maintenance of a durable epithelium for at least 28 days, will be assessed by slit lamp examination.

Outcome measures

Outcome measures
Measure
Nexagon® (Lufepirsen) High Dose Concentration
n=12 Participants
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
n=12 Participants
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
n=11 Participants
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
The Proportion of Subjects Achieving Corneal Epithelial Recovery, as Assessed by Slit Lamp Examination.
8 Participants
8 Participants
3 Participants

PRIMARY outcome

Timeframe: Up to 30 days after last application of intervention

Incidence of Treatment Emergent Adverse Events as assessed by CTCAE v 5.0.

Outcome measures

Outcome measures
Measure
Nexagon® (Lufepirsen) High Dose Concentration
n=12 Participants
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
n=12 Participants
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
n=11 Participants
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Incidence of Treatment Emergent Adverse Events as Assessed by CTCAE v 5.0
7 Participants
8 Participants
7 Participants

Adverse Events

Nexagon® (Lufepirsen) High Dose Concentration

Serious events: 0 serious events
Other events: 7 other events
Deaths: 0 deaths

Nexagon® (Lufepirsen) Low Dose Concentration

Serious events: 1 serious events
Other events: 8 other events
Deaths: 0 deaths

Vehicle

Serious events: 0 serious events
Other events: 7 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Nexagon® (Lufepirsen) High Dose Concentration
n=12 participants at risk
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
n=12 participants at risk
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
n=11 participants at risk
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Eye disorders
Cicatricial ectropion with lateral lagophthalmos and exposed lacrimal gland
0.00%
0/12 • 2 months
8.3%
1/12 • Number of events 1 • 2 months
0.00%
0/11 • 2 months

Other adverse events

Other adverse events
Measure
Nexagon® (Lufepirsen) High Dose Concentration
n=12 participants at risk
Nexagon® (lufepirsen) High Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Nexagon® (Lufepirsen) Low Dose Concentration
n=12 participants at risk
Nexagon® (lufepirsen) Low Dose Concentration: Nexagon® (lufepirsen) is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Vehicle
n=11 participants at risk
Vehicle: Vehicle is administered topically in the affected eye three (3) times over 28 days. Open-label Nexagon® (lufepirsen): Open-label Nexagon® (lufepirsen) for participants who do not heal (re-epithelialize) at the end of the 28-day treatment phase.
Eye disorders
Symblepharon
8.3%
1/12 • 2 months
16.7%
2/12 • 2 months
27.3%
3/11 • 2 months
Eye disorders
Corneal epithelium defect
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
27.3%
3/11 • 2 months
Eye disorders
Eye pain
8.3%
1/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Blepharitis
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Cataract
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Conjunctival hyperaemia
0.00%
0/12 • 2 months
0.00%
0/12 • 2 months
9.1%
1/11 • 2 months
Eye disorders
Corneal neovascularisation
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Corneal thinning
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Dry eye
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Ectropion
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Eye irritation
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Eye pruritus
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Lacrimation increased
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Ocular hyperaemia
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
0.00%
0/11 • 2 months
Eye disorders
Visual impairment
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
General disorders
Hyperplasia
0.00%
0/12 • 2 months
0.00%
0/12 • 2 months
9.1%
1/11 • 2 months
Immune system disorders
Seasonal allergy
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
0.00%
0/11 • 2 months
Infections and infestations
Hypopyon
8.3%
1/12 • 2 months
8.3%
1/12 • 2 months
9.1%
1/11 • 2 months
Infections and infestations
Periorbital cellulitis
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Injury, poisoning and procedural complications
Eyelid scar
8.3%
1/12 • 2 months
0.00%
0/12 • 2 months
0.00%
0/11 • 2 months
Infections and infestations
COVID-19
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months
Investigations
Blood bilirubin increased
0.00%
0/12 • 2 months
8.3%
1/12 • 2 months
0.00%
0/11 • 2 months

Additional Information

Director of Clinical Trials

Amber Ophthalmics

Phone: 858-539-3418

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place