Trial Outcomes & Findings for Phase 3 Evaluation of the Safety and Efficacy of LNZ100 & LNZ101 for the Treatment of Presbyopia (NCT NCT05656027)

NCT ID: NCT05656027

Last Updated: 2026-05-13

Results Overview

Percentage of participants with at least a 3-line improvement in near vision and no loss ≥ 5 letters distance vision on Day 1

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

469 participants

Primary outcome timeframe

3 hours post-treatment in the study eye on Day 1

Results posted on

2026-05-13

Participant Flow

Participant milestones

Participant milestones
Measure
Aceclidine + Brimonidine (LNZ101)
LNZ101 (Aceclidine /Brimonidine) ophthalmic solution Aceclidine + Brimonidine: LNZ101 (Aceclidine/Brimonidine) ophthalmic solution
Aceclidine Ophthalmic Solution (LNZ100)
LNZ100 (Aceclidine) ophthalmic solution Aceclidine: LNZ100 Aceclidine ophthalmic solution
Brimonidine Ophthalmic Solution
Brimonidine ophthalmic solution Brimonidine: Brimonidine ophthalmic solution
Overall Study
STARTED
156
157
156
Overall Study
COMPLETED
144
150
148
Overall Study
NOT COMPLETED
12
7
8

Reasons for withdrawal

Reasons for withdrawal
Measure
Aceclidine + Brimonidine (LNZ101)
LNZ101 (Aceclidine /Brimonidine) ophthalmic solution Aceclidine + Brimonidine: LNZ101 (Aceclidine/Brimonidine) ophthalmic solution
Aceclidine Ophthalmic Solution (LNZ100)
LNZ100 (Aceclidine) ophthalmic solution Aceclidine: LNZ100 Aceclidine ophthalmic solution
Brimonidine Ophthalmic Solution
Brimonidine ophthalmic solution Brimonidine: Brimonidine ophthalmic solution
Overall Study
Adverse Event
4
0
0
Overall Study
Withdrawal by Subject
7
5
5
Overall Study
Left after Installation
1
0
0
Overall Study
Lost to Follow-up
0
1
3
Overall Study
Prohibited medication used during study participation
0
1
0

Baseline Characteristics

Phase 3 Evaluation of the Safety and Efficacy of LNZ100 & LNZ101 for the Treatment of Presbyopia

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Aceclidine + Brimonidine (LNZ101)
n=156 Participants
LNZ101 (Aceclidine /Brimonidine) ophthalmic solution Aceclidine + Brimonidine: LNZ101 (Aceclidine/Brimonidine) ophthalmic solution
Aceclidine Ophthalmic Solution (LNZ100)
n=157 Participants
LNZ100 (Aceclidine) ophthalmic solution Aceclidine: LNZ100 Aceclidine ophthalmic solution
Brimonidine Ophthalmic Solution
n=156 Participants
Brimonidine ophthalmic solution Brimonidine: Brimonidine ophthalmic solution
Total
n=469 Participants
Total of all reporting groups
Age, Continuous
56.2 years
STANDARD_DEVIATION 6.55 • n=1512 Participants
55.3 years
STANDARD_DEVIATION 6.07 • n=504 Participants
54.9 years
STANDARD_DEVIATION 6.45 • n=2016 Participants
55.5 years
STANDARD_DEVIATION 6.37 • n=99 Participants
Sex: Female, Male
Female
99 Participants
n=1512 Participants
109 Participants
n=504 Participants
99 Participants
n=2016 Participants
307 Participants
n=99 Participants
Sex: Female, Male
Male
57 Participants
n=1512 Participants
48 Participants
n=504 Participants
57 Participants
n=2016 Participants
162 Participants
n=99 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
55 Participants
n=1512 Participants
36 Participants
n=504 Participants
47 Participants
n=2016 Participants
138 Participants
n=99 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
101 Participants
n=1512 Participants
121 Participants
n=504 Participants
109 Participants
n=2016 Participants
331 Participants
n=99 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=1512 Participants
0 Participants
n=504 Participants
0 Participants
n=2016 Participants
0 Participants
n=99 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=1512 Participants
2 Participants
n=504 Participants
1 Participants
n=2016 Participants
3 Participants
n=99 Participants
Race (NIH/OMB)
Asian
7 Participants
n=1512 Participants
10 Participants
n=504 Participants
8 Participants
n=2016 Participants
25 Participants
n=99 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=1512 Participants
0 Participants
n=504 Participants
1 Participants
n=2016 Participants
1 Participants
n=99 Participants
Race (NIH/OMB)
Black or African American
12 Participants
n=1512 Participants
6 Participants
n=504 Participants
10 Participants
n=2016 Participants
28 Participants
n=99 Participants
Race (NIH/OMB)
White
134 Participants
n=1512 Participants
138 Participants
n=504 Participants
135 Participants
n=2016 Participants
407 Participants
n=99 Participants
Race (NIH/OMB)
More than one race
1 Participants
n=1512 Participants
0 Participants
n=504 Participants
1 Participants
n=2016 Participants
2 Participants
n=99 Participants
Race (NIH/OMB)
Unknown or Not Reported
2 Participants
n=1512 Participants
1 Participants
n=504 Participants
0 Participants
n=2016 Participants
3 Participants
n=99 Participants

PRIMARY outcome

Timeframe: 3 hours post-treatment in the study eye on Day 1

Percentage of participants with at least a 3-line improvement in near vision and no loss ≥ 5 letters distance vision on Day 1

Outcome measures

Outcome measures
Measure
Aceclidine + Brimonidine (LNZ101)
n=156 Participants
LNZ101 (Aceclidine /Brimonidine) ophthalmic solution Aceclidine + Brimonidine: LNZ101 (Aceclidine/Brimonidine) ophthalmic solution
Aceclidine Ophthalmic Solution (LNZ100)
n=157 Participants
LNZ100 (Aceclidine) ophthalmic solution Aceclidine: LNZ100 Aceclidine ophthalmic solution
Brimonidine Ophthalmic Solution
n=156 Participants
Brimonidine ophthalmic solution Brimonidine: Brimonidine ophthalmic solution
Percentage of Participants With a ≥ 3-line Improvement in Near Vision and no Loss ≥ 5 Letters Distance Vision
48.68 percentage of participants
Interval 40.823 to 56.547
64.5 percentage of participants
Interval 57.076 to 71.92
11.49 percentage of participants
Interval 6.515 to 16.464

Adverse Events

Aceclidine + Brimonidine (LNZ101)

Serious events: 3 serious events
Other events: 73 other events
Deaths: 0 deaths

Aceclidine Ophthalmic Solution (LNZ100)

Serious events: 0 serious events
Other events: 53 other events
Deaths: 0 deaths

Brimonidine Ophthalmic Solution

Serious events: 0 serious events
Other events: 25 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Aceclidine + Brimonidine (LNZ101)
n=156 participants at risk
LNZ101 (Aceclidine /Brimonidine) ophthalmic solution Aceclidine + Brimonidine: LNZ101 (Aceclidine/Brimonidine) ophthalmic solution
Aceclidine Ophthalmic Solution (LNZ100)
n=157 participants at risk
LNZ100 (Aceclidine) ophthalmic solution Aceclidine: LNZ100 Aceclidine ophthalmic solution
Brimonidine Ophthalmic Solution
n=156 participants at risk
Brimonidine ophthalmic solution Brimonidine: Brimonidine ophthalmic solution
Musculoskeletal and connective tissue disorders
Non-Ocular Treatment-Emergent Serious Adverse Event
0.64%
1/156 • Number of events 1 • 6 weeks
0.00%
0/157 • 6 weeks
0.00%
0/156 • 6 weeks
Eye disorders
Ocular Treatment-Emergent Serious Adverse Events
0.64%
1/156 • Number of events 1 • 6 weeks
0.00%
0/157 • 6 weeks
0.00%
0/156 • 6 weeks
Injury, poisoning and procedural complications
Non-Ocular Treatment-Emergent Serious Adverse Event
0.64%
1/156 • Number of events 1 • 6 weeks
0.00%
0/157 • 6 weeks
0.00%
0/156 • 6 weeks

Other adverse events

Other adverse events
Measure
Aceclidine + Brimonidine (LNZ101)
n=156 participants at risk
LNZ101 (Aceclidine /Brimonidine) ophthalmic solution Aceclidine + Brimonidine: LNZ101 (Aceclidine/Brimonidine) ophthalmic solution
Aceclidine Ophthalmic Solution (LNZ100)
n=157 participants at risk
LNZ100 (Aceclidine) ophthalmic solution Aceclidine: LNZ100 Aceclidine ophthalmic solution
Brimonidine Ophthalmic Solution
n=156 participants at risk
Brimonidine ophthalmic solution Brimonidine: Brimonidine ophthalmic solution
Eye disorders
Visual Impairment
17.9%
28/156 • 6 weeks
10.2%
16/157 • 6 weeks
0.00%
0/156 • 6 weeks
Eye disorders
Vision blurred
3.8%
6/156 • 6 weeks
3.2%
5/157 • 6 weeks
9.6%
15/156 • 6 weeks
Eye disorders
Ocular Hyperaemia
5.1%
8/156 • 6 weeks
4.5%
7/157 • 6 weeks
0.00%
0/156 • 6 weeks
General disorders
Instillation Site Irritation
19.9%
31/156 • 6 weeks
19.1%
30/157 • 6 weeks
6.4%
10/156 • 6 weeks

Additional Information

Marc Odrich, MD

LENZ Therapeutics, Inc.

Phone: (646) 249-2800

Results disclosure agreements

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