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BTOS-HA

Phase 3

Ocular Redness | Small molecule | Other |Bausch + Lomb Corporation|Last Updated: May 28, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedACTIVE_CONTROLLEDBiomarker
Total Trials1
Total Enrollment578
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06803654A Study Comparing the Efficacy and Safety of Brimonidine Tartrate Ophthalmic Solution 0.025% With Sodium Hyaluronate Relative to Lumify in Adult Subjects With Ocular RednessPHASE3 COMPLETED 578May 22, 2025Jun 29, 2025May 28, 202611 United States
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Study Endpoints
Primary Endpoints
Ocular redness score (0-4 unit scale, allowing half-unit increments) evaluated by the investigator at Visit 2 (Day 1)
Assessed at Visit 2 (Day 1) prior to investigational drug instillation and after investigational drug instillation at 5(+1) minutes, 15(+1) minutes, 30(+1) minutes, 60(+10) minutes, 90(+10) minutes, 120(+15) minutes, 180(+15) minutes, 240(+15) minutes

Ocular redness score (0-4 unit scale, allowing half-unit increments) evaluated by the investigator at Visit 2 (Day 1) prior to investigational drug instillation and after investigational drug instillation at 5(+1) minutes, 15(+1) minutes, 30(+1) minutes, 60(+10) minutes, 90(+10) minutes, 120(+15) minutes, 180(+15) minutes, 240(+15) minutes

Secondary Endpoints
Change from pre-instillation ocular redness score (0-4 unit scale, allowing half-unit increments) evaluated by the investigator at Visit 2 (Day 1)
Assessed at Visit 2 (Day 1) after investigational drug instillation evaluated hierarchically at: 1 (+0.5) minute, 360 (+15) minutes and 480 (+15) minutes
Change from pre-instillation ocular redness score (0-4 unit scale, allowing half-unit increments) evaluated by the Investigator after investigational drug instillation evaluated hierarchically at Visit 3 (Day 15)
Assessed at Visit 3 (Day 15) 5 (+1) minutes and 15 (+1) minutes
Change from pre-instillation ocular redness score (0-4 unit scale, allowing half-unit increments) evaluated by the Investigator after investigational drug instillation evaluated hierarchically at Visit 4 (Day 29)
Assessed at Visit 4 (Day 29) 5 (+1) minutes and 15 (+1) minutes
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Study Design & Arms
AllocationRANDOMIZED
MaskingSINGLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Brimonidine tartrate ophthalmic solution 0.025% with sodium hyaluronate (BTOS-HA)EXPERIMENTAL -
Brimonidine tartrate ophthalmic solution 0.025%ACTIVE_COMPARATOR -
Interventions
NameTypeDescription
BTOS-HADRUGBrimonidine tartrate ophthalmic solution 0.025% with sodium hyaluronate (BTOS-HA) administered as 1 topical ocular drop instilled into each eye (OU), 4 times daily (QID), approximately 4 hours apart
Lumify®DRUGBrimonidine tartrate ophthalmic solution 0.025%, administered as 1 topical ocular drop instilled into each eye (OU), 4 times daily (QID), approximately 4 hours apart
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites11

Inclusion Criteria: 1. Voluntarily provide written informed consent 2. ≥18 years of age 3. Able and willing to follow instructions, including participation in all trial assessments and visits 4. History of vasoconstrictor (redness relief drops) use within the last 6 months, or a desire to use over ...

Countries:United States
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