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Varenicline

Phase 3

Dry Eye Disease | Small molecule | Ophthalmology |Milestone Pharmaceuticals Inc.|Last Updated: May 1, 2023

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
RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials2
Total Enrollment349
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05378945Clinical Trial to Evaluate the Efficacy and Safety of OC-01 (Varenicline) Nasal Spray on Signs and Symptoms of Dry Eye DiseasePHASE3 COMPLETED 340Jul 22, 2022Apr 4, 2023Apr 25, 202320 China
NCT05576415Pharmacokinetics, Pharmacodynamics, Safety and Tolerability of OC-01 in Adult Chinese With Dry Eye DiseasePHASE1 COMPLETED 9Dec 7, 2022Apr 27, 2023May 1, 20231 China
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Study Endpoints
Primary Endpoints
Schirmer's Test Score
28 days

Percentage of subjects who achieve ≥10 mm improvement in Schirmer's Test Score from baseline

Cmax of varenicline after the first dosing at Visit 1 [Day 1] and after the last dosing at Visit 3 [Day 28], respectively.
Visit 1 [Day 1]: From predose of the 1st dosing to 12 hours post-dose. Visit 3 [Day 28]: From predose of the last dosing to 120 hours post-dose.

To evaluate the Cmax of varenicline in adult Chinese with dry eye disease (DED) after the first dosing at Visit 1 \[Day 1\] and after the last dosing at Visit 3 \[Day 28\], respectively.

Tmax of varenicline after the first dosing at Visit 1 [Day 1] and after the last dosing at Visit 3 [Day 28], respectively.
Visit 1 [Day 1]: From predose of the 1st dosing to 12 hours post-dose. Visit 3 [Day 28]: From predose of the last dosing to 120 hours post-dose.

To evaluate the Tmax of varenicline in adult Chinese subjects with DED after the first dosing at Visit 1 \[Day 1\] and after the last dosing at Visit 3 \[Day 28\], respectively.

AUCtau(Area under the concentration-time curve during a dosing interval) of varenicline after the first dosing at Visit 1 [Day 1] and after the last dosing at Visit 3 [Day 28], respectively.
Visit 1 [Day 1]: From predose of the 1st dosing to 12 hours post-dose. Visit 3 [Day 28]: From predose of the last dosing to 120 hours post-dose.

To evaluate the AUCtau of varenicline in adult Chinese subjects with DED after the first dosing at Visit 1 \[Day 1\] and after the last dosing at Visit 3 \[Day 28\], respectively.

AUC0-last(Area under the concentration-time curve from time 0 to the time of the last measured non-zero concentration) of varenicline after the first dosing at Visit 1 [Day 1] and after the last dosing at Visit 3 [Day 28], respectively.
Visit 1 [Day 1]: From predose of the 1st dosing to 12 hours post-dose. Visit 3 [Day 28]: From predose of the last dosing to 120 hours post-dose.

To evaluate the AUC0-last of varenicline in adult Chinese subjects with DED after the first dosing at Visit 1 \[Day 1\] and after the last dosing at Visit 3 \[Day 28\], respectively.

T1/2 of varenicline after the last dosing at Visit 3 [Day 28]
Visit 3 [Day 28]: From predose of the last dosing to 120 hours post-dose

To evaluate the T1/2 of varenicline after the last dosing at Visit 3 \[Day 28\] in adult Chinese subjects with DED.

λz of varenicline after the last dosing at Visit 3 [Day 28]
Visit 3 [Day 28]: From predose of the last dosing to 120 hours post-dose

To evaluate the λz of varenicline after the last dosing at Visit 3 \[Day 28\] in adult Chinese subjects with DED.

Secondary Endpoints
Mean change from Baseline in Schirmer's Test Score (STS)
28 days
Mean change from Baseline in Eye Dryness Score (EDS)
28 days/ 14 days/ 7days
Change from baseline in Schirmer's Test Score (STS) at Visit 1 [Day 1], Visit 2 [Day 14] and Visit 3 [Day 28]
From Day 1 to Day 28
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
OC-01EXPERIMENTAL -
PlaceboPLACEBO_COMPARATOR -
Interventions
NameTypeDescription
Varenicline Tartrate Nasal SprayDRUGIntranasal delivery of OC-01 (varenicline solution) 0.6 mg/mL twice a day (BID) for 28 days
Placebo (vehicle)DRUGIntranasal delivery of placebo (vehicle) twice a day (BID) for 28 days
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites20

Inclusion Criteria: * Have used and/or desired to use an artificial tear substitute for dry eye symptoms within 6 months prior to the Screening Visit Exclusion Criteria: * Have had any intraocular surgery (such as cataract surgery) or extraocular surgery in either eye within three months or refra...

Countries:China
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