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-107A-02

Phase 3

Acute Pain | Small molecule | Pain |Viatris Inc.|Last Updated: Feb 10, 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
RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials3
Total Enrollment1,100
FDA Designations
No designations recorded
Clinical Trials (3)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06215820Study of MR-107A-02 for the Treatment of Acute Postoperative Pain Following BunionectomyPHASE3 COMPLETED 410Dec 29, 2023Sep 30, 2024Oct 14, 202515 United States
NCT06215859Study of MR-107A-02 for the Treatment of Acute Postoperative Pain Following HerniorrhaphyPHASE3 COMPLETED 579Dec 29, 2023Mar 12, 2025Feb 10, 202618 United States
NCT05317312Study of MR-107A-02 in the Treatment of Post Surgical Dental Pain.PHASE2 COMPLETED 111Mar 31, 2022Jun 20, 2022Aug 7, 20231 United States
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Study Endpoints
Primary Endpoints
Summed Pain Intensity Difference (SPID) for MR-107A-02 versus placebo.
48 hours after randomization

SPID based on a 0 to 10-point numeric rating scale at rest (NRS-R) for MR-107A-02 versus placebo.

Overall Summed Pain Intensity Difference (SPID)
24 hours after the first dose

Participants assessed Pain Intensity (PI) using a 0-10 numeric pain rating scale (NPRS) where 0 is no pain and 10 is worst pain imaginable. PI was assessed 18 times within 24 hours after the first study dose, and immediately before any rescue medication and/or at early termination. The participant's baseline PI was subtracted from the timepoint PI, to derive a Pain Intensity Difference (PID) for each timepoint. Overall Summed Pain Intensity Difference (SPID) measures pain intensity change relative to baseline over the 24 hour period after dosing, and corresponds to the Area Under the Curve (AUC) of the PID. In this study, higher positive Overall SPID indicates better pain improvement. Overall SPID could range from -120 to 240. Two hour windowed last observation carried forward was used as applicable where PI score obtained before a rescue medication replaced PI score for each timepoint within 2 hours following rescue dose.

Secondary Endpoints
Number of doses of opioid rescue medication taken for MR-107A-02 versus placebo.
7 days after randomization
Proportion of subjects using no opioid rescue medication MR-107A-02 versus placebo.
7 days after randomization
Summed Pain Intensity Difference (SPID) for tramadol versus placebo.
7 days after randomization
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
MR-107A-02EXPERIMENTAL15 mg Twice daily (BID) during in patient phase (0-48 hours following randomization) 15 mg BID dosing morning and evening, during out patient phase (5 days) .
TramadolACTIVE_COMPARATOR50 mg, administered every 6 hours (q6h) during the in patient phase (0-48 hours following randomization). Placebo will be administered during out patient phase.
PlaceboPLACEBO_COMPARATORPlacebo is administered every 6 hours (q6h) during the in patient phase (0-48 hours following randomization) and twice daily during the out patient phase.
MR-107A-02 1.25 mg twice in a 24 hour periodEXPERIMENTALOral tablet, one day of dosing
MR-107A-02 5 mg twice in a 24 hour periodEXPERIMENTALOral tablet, one day of dosing
MR-107A-02 15 mg twice in a 24 hour periodEXPERIMENTALOral tablet, one day of dosing
Placebo twice in a 24 hour periodPLACEBO_COMPARATOROral tablet, one day of dosing
Interventions
NameTypeDescription
MR-107A-02DRUGtablet
TramadolDRUGover-encapsulated tablet
PlaceboDRUGover-encapsulated tablet and/or tablet
BunionectomyPROCEDUREPrimary unilateral bunionectomy with first metatarsal osteotomy under regional anesthesia
HerniorrhaphyPROCEDUREUnilateral open inguinal herniorrhaphy with mesh under general anesthesia
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites15

Key Inclusion Criteria: 1. Requirement for a primary unilateral bunionectomy 2. Has an American Society of Anesthesiologists Physical Status of I, II, or III. 3. Pain Intensity (PI) using a Numeric Rating Scale (NRS-R) ≥4 at any given timepoint during the 9 hours after removal of the popliteal scia...

Countries:United States
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