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Bimatoprost Ocular Insert Compared to Topical Timolol Solution in Patients With Glaucoma or Ocular Hypertension

A Phase 2, Multicenter, Randomized, Subject- and Examiner-masked, Controlled Clinical Trial Designed to Evaluate the Safety and Effectiveness of the Bimatoprost Ocular Insert as Compared to Topical Timolol Solution (0.5%) in Patients With Glaucoma or Ocular Hypertension.

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01915940
Enrollment
169
Registered
2013-08-05
Start date
2013-10-23
Completion date
2014-11-14
Last updated
2018-04-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Primary Open-Angle Glaucoma, Ocular Hypertension

Keywords

Glaucoma, Primary Open-Angle Glaucoma, Ocular Hypertension

Brief summary

The objective of this Phase 2 study is to evaluate whether the Bimatoprost Ocular Insert is non-inferior to that of timolol ophthalmic solution (0.5%) at 12 weeks.

Interventions

Bimatoprost ocular insert

Timolol 0.5% solution

Placebo topical eye drops

Ocular insert without any active drug

Sponsors

ForSight Vision5, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Written informed consent * Primary open-angle glaucoma or ocular hypertension in both eyes * Best-corrected distance vision of 20/80 or better * Stable visual field * corneal thickness between 490-620 micrometers Key

Exclusion criteria

* Cup-to-disc ratio greater than 0.8 * significant risk of angle closure due to pupil dilation, defined as a Shaffer classification of less than grade 2 based on gonioscopy * laser surgery for glaucoma/ocular hypertension on one or both eyes within the last 12 months * past history of corneal refractive surgery * past history of any incisional surgery for glaucoma at any time * corneal abnormalities that would interfere with tonometry readings * current participation in an investigational drug or device study or participation in such a study within 30 days of screening * Inability to accurately evaluate the retina

Design outcomes

Primary

MeasureTime frameDescription
Change From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (Day 0) to Week 2IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (time (T)=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Week 2. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.
Change From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (Day 0) to Week 6IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Week 6. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.
Change From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (Day 0) to Week 12IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Week 12. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Secondary

MeasureTime frameDescription
Change From Baseline in IOP at Month 4Baseline (Day 1) to Month 4IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Month 4. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.
Change From Baseline in IOP at Month 5Baseline (Day 0) to Month 5IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Month 5. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.
Change From Baseline in IOP at Month 6Baseline (Day 0) to Month 6IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Month 6. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Countries

United States

Participant flow

Participants by arm

ArmCount
13 mg Bimatoprost Ocular Insert
Following the washout period, 13 mg Bimatoprost Ocular Insert and placebo eye drops twice a day in each eye for 6 months.
64
Timolol 0.5% + Placebo Ocular Insert
Following the washout period, timolol ophthalmic solution 0.5% twice a day plus placebo ocular insert in each eye for 6 months.
66
Total130

Withdrawals & dropouts

PeriodReasonFG000FG001FG002
Pre-randomization Washout PeriodNot Qualified for Randomization3900
Treatment PeriodAdverse Event091
Treatment PeriodDecision of Participant013
Treatment PeriodOther Miscellaneous Reasons010

Baseline characteristics

Characteristic13 mg Bimatoprost Ocular InsertTimolol 0.5% + Placebo Ocular InsertTotal
Age, Continuous64.9 years
STANDARD_DEVIATION 10.1
66.3 years
STANDARD_DEVIATION 8.5
65.6 years
STANDARD_DEVIATION 9.4
Sex: Female, Male
Female
33 Participants44 Participants77 Participants
Sex: Female, Male
Male
31 Participants22 Participants53 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
20 / 6414 / 66
serious
Total, serious adverse events
1 / 642 / 66

Outcome results

Primary

Change From Baseline in Intra-Ocular Pressure (IOP) at Week 12

IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Week 12. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Time frame: Baseline (Day 0) to Week 12

Population: Participants from the Full Analysis Set (FAS), all randomized participants who had ocular inserts placed in their eye and who had at least 1 on-treatment study visit completed, with data available for analysis at the given time-point.

ArmMeasureGroupValue (MEAN)Dispersion
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (T=0 hour)24.99 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (T=2 hour)23.65 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (T=8 hour)22.95 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Change from Baseline to Week 12 (T=0 hour)-5.26 mm HgStandard Error 0.47
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Change from Baseline to Week 12 (T=2 hour)-4.26 mm HgStandard Error 0.44
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Change from Baseline to Week 12 (T=8 hour)-3.99 mm HgStandard Error 0.33
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Change from Baseline to Week 12 (T=2 hour)-5.60 mm HgStandard Error 0.43
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (T=0 hour)25.34 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Change from Baseline to Week 12 (T=0 hour)-6.31 mm HgStandard Error 0.43
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (T=2 hour)23.75 mm HgStandard Error 0.28
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Change from Baseline to Week 12 (T=8 hour)-5.19 mm HgStandard Error 0.35
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 12Baseline (T=8 hour)23.16 mm HgStandard Error 0.29
Primary

Change From Baseline in Intra-Ocular Pressure (IOP) at Week 2

IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (time (T)=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Week 2. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Time frame: Baseline (Day 0) to Week 2

Population: Participants from the Full Analysis Set (FAS), all randomized participants who had ocular inserts placed in their eye and who had at least 1 on-treatment study visit completed, with data available for analysis at the given time-point.

ArmMeasureGroupValue (MEAN)Dispersion
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (T=0 hour)24.99 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (T=2 hour)23.65 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (T=8 hour)22.95 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Change from Baseline to Week 2 (T=0 hour)-6.40 mm HgStandard Error 0.41
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Change from Baseline to Week 2 (T=2 hour)-5.20 mm HgStandard Error 0.34
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Change from Baseline to Week 2 (T=8 hour)-4.21 mm HgStandard Error 0.35
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Change from Baseline to Week 2 (T=2 hour)-5.59 mm HgStandard Error 0.41
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (T=0 hour)25.34 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Change from Baseline to Week 2 (T=0 hour)-6.30 mm HgStandard Error 0.41
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (T=2 hour)23.75 mm HgStandard Error 0.28
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Change from Baseline to Week 2 (T=8 hour)-4.96 mm HgStandard Error 0.37
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 2Baseline (T=8 hour)23.16 mm HgStandard Error 0.29
Primary

Change From Baseline in Intra-Ocular Pressure (IOP) at Week 6

IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Week 6. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Time frame: Baseline (Day 0) to Week 6

Population: Participants from the Full Analysis Set (FAS), all randomized participants who had ocular inserts placed in their eye and who had at least 1 on-treatment study visit completed, with data available for analysis at the given time-point.

ArmMeasureGroupValue (MEAN)Dispersion
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (T=0 hour)24.99 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (T=2 hour)23.65 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (T=8 hour)22.95 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Change from Baseline to Week 6 (T=0 hour)-5.47 mm HgStandard Error 0.4
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Change from Baseline to Week 6 (T=2 hour)-4.70 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Change from Baseline to Week 6 (T=8 hour)-3.78 mm HgStandard Error 0.34
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Change from Baseline to Week 6 (T=2 hour)-5.40 mm HgStandard Error 0.39
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (T=0 hour)25.34 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Change from Baseline to Week 6 (T=0 hour)-6.41 mm HgStandard Error 0.41
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (T=2 hour)23.75 mm HgStandard Error 0.28
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Change from Baseline to Week 6 (T=8 hour)-4.42 mm HgStandard Error 0.39
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in Intra-Ocular Pressure (IOP) at Week 6Baseline (T=8 hour)23.16 mm HgStandard Error 0.29
Secondary

Change From Baseline in IOP at Month 4

IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Month 4. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Time frame: Baseline (Day 1) to Month 4

Population: Participants from the Full Analysis Set (FAS), all randomized participants who had ocular inserts placed in their eye and who had at least 1 on-treatment study visit completed, with data available for analysis at the given time-point.

ArmMeasureGroupValue (MEAN)Dispersion
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 4Baseline (T=0 hour)24.99 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 4Baseline (T=2 hour)23.65 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 4Baseline (T=8 hour)22.95 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 4Change from Baseline to Month 4 (T=0 hour)-5.14 mm HgStandard Error 0.43
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 4Change from Baseline to Month 4 (T=2 hour)-4.37 mm HgStandard Error 0.38
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 4Change from Baseline to Month 4 (T=8 hour)-3.84 mm HgStandard Error 0.34
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 4Change from Baseline to Month 4 (T=2 hour)-5.26 mm HgStandard Error 0.41
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 4Baseline (T=0 hour)25.34 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 4Change from Baseline to Month 4 (T=0 hour)-6.29 mm HgStandard Error 0.4
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 4Baseline (T=2 hour)23.75 mm HgStandard Error 0.28
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 4Change from Baseline to Month 4 (T=8 hour)-5.11 mm HgStandard Error 0.36
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 4Baseline (T=8 hour)23.16 mm HgStandard Error 0.29
Secondary

Change From Baseline in IOP at Month 5

IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Month 5. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Time frame: Baseline (Day 0) to Month 5

Population: Participants from the Full Analysis Set (FAS), all randomized participants who had ocular inserts placed in their eye and who had at least 1 on-treatment study visit completed, with data available for analysis at the given time-point.

ArmMeasureGroupValue (MEAN)Dispersion
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 5Baseline (T=0 hour)24.99 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 5Baseline (T= 2 hour)23.65 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 5Baseline (T=8 hour)22.95 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 5Change from Baseline to Month 5 (T=0 hour)-4.28 mm HgStandard Error 0.36
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 5Change from Baseline to Month 5 (T=2 hour)-3.87 mm HgStandard Error 0.39
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 5Change from Baseline to Month 5 (T=8 hour)-3.21 mm HgStandard Error 0.34
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 5Change from Baseline to Month 5 (T=2 hour)-5.45 mm HgStandard Error 0.43
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 5Baseline (T=0 hour)25.34 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 5Change from Baseline to Month 5 (T=0 hour)-6.35 mm HgStandard Error 0.41
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 5Baseline (T= 2 hour)23.75 mm HgStandard Error 0.28
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 5Change from Baseline to Month 5 (T=8 hour)-4.47 mm HgStandard Error 0.38
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 5Baseline (T=8 hour)23.16 mm HgStandard Error 0.29
Secondary

Change From Baseline in IOP at Month 6

IOP is a measurement of the fluid pressure inside the eye. Diurnal IOP measurements were taken at 8 am (T=0 hour), 10 am (T=2 hour), and 4 pm (T=8 hour) at Month 6. IOP readings from both eyes were averaged to compute a single IOP value for each diurnal timepoint. A negative change from Baseline indicated improvement.

Time frame: Baseline (Day 0) to Month 6

Population: Participants from the Full Analysis Set (FAS), all randomized participants who had ocular inserts placed in their eye and who had at least 1 on-treatment study visit completed, with data available for analysis at the given time-point.

ArmMeasureGroupValue (MEAN)Dispersion
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 6Baseline (T=2 hour)23.65 mm HgStandard Error 0.31
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 6Change from Baseline to Month 6 (T=0 hour)-4.58 mm HgStandard Error 0.39
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 6Baseline (T=0 hour)24.99 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 6Change from Baseline to Month 6 (T=2 hour)-3.87 mm HgStandard Error 0.42
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 6Baseline (T=8 hour)22.95 mm HgStandard Error 0.29
13 mg Bimatoprost Ocular InsertChange From Baseline in IOP at Month 6Change from Baseline to Month 6 (T=8 hour)-3.25 mm HgStandard Error 0.32
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 6Change from Baseline to Month 6 (T=8 hour)-4.24 mm HgStandard Error 0.37
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 6Baseline (T=0 hour)25.34 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 6Baseline (T=2 hour)23.75 mm HgStandard Error 0.28
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 6Baseline (T=8 hour)23.16 mm HgStandard Error 0.29
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 6Change from Baseline to Month 6 (T=0 hour)-5.97 mm HgStandard Error 0.42
Timolol 0.5% + Placebo Ocular InsertChange From Baseline in IOP at Month 6Change from Baseline to Month 6 (T=2 hour)-5.20 mm HgStandard Error 0.41

Source: ClinicalTrials.gov · Data processed: Feb 12, 2026