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SAGE-217

Phase 3

Depressive Disorder, Major | Small molecule | Other |Biogen Inc.|Last Updated: Dec 22, 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-BlindACTIVE_CONTROLLEDBiomarker
Total Trials2
Total Enrollment983
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT04476030A Comparative Study of Sage-217 Plus an Antidepressant (ADT) Versus Placebo Plus an ADT in Adults With Major Depressive DisorderPHASE3 COMPLETED 440Nov 9, 2020Dec 22, 2021Dec 22, 202351 United States
NCT04442490A Study to Evaluate the Efficacy of Sage-217 in the Treatment of Adult Participants With Major Depressive Disorder (MDD)PHASE3 COMPLETED 543May 12, 2020Apr 21, 2021Dec 22, 202339 United States
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Study Endpoints
Primary Endpoints
Change From Baseline in the HAMD-17 Total Score at Day 3
Baseline, Day 3

The 17-item HAM-D scale is used to assess the severity of depression. It is comprised of individual ratings related to following symptoms: depressed mood, feelings of guilt, suicide, insomnia, work and activities, retardation, agitation, anxiety, somatic symptoms, genital symptoms, hypochondriasis, loss of weight, and insight. Individual items are scored on either 3-point (0=none to 2=severe) or 5-point scale (0=none/absent to 4=most severe). Total score is the sum of individual items, ranging from 0 (not depressed) to 52 (severely depressed); where a higher score indicates more depression. A negative change from baseline indicated improvement. Least Squares (LS) mean was estimated using mixed effects model for repeated measures (MMRM) analysis.

Change From Baseline in the 17-item HAM-D Total Score at Day 15
Baseline, Day 15

The 17-item HAM-D scale is used to assess the severity of depression. It is comprised of individual ratings related to the following symptoms: depressed mood, feelings of guilt, suicide, insomnia, work and activities, retardation, agitation, anxiety, somatic symptoms, genital symptoms, hypochondriasis, loss of weight, and insight. Individual items are scored on either a 3-point (0 to 2) or a 5-point scale (0 to 4), with 0=none/absent and 4=most severe. The total HAM-D score is the sum of individual items, ranging from 0 to 52; where a higher score indicates more depression. A negative change indicates improvement. A mixed Model for Repeated Measures (MMRM)was used for the analysis.

Secondary Endpoints
Change From Baseline in the HAMD-17 Total Score Over the Double-Blind Treatment Period
Baseline through Day 15
Change From Baseline in the HAMD-17 Total Score at Days 15 and 42
Baseline, Days 15 and 42
Change From Baseline in the HAMD-17 Total Score Around End of Blinded Treatment
Baseline, End of blinded treatment assessment (i.e., average of Days 12, 15 , and 18)
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Placebo + Assigned ADTACTIVE_COMPARATORParticipants received SAGE-217-matching placebo capsules, orally, once daily along with an assigned ADT (sertraline, escitalopram, citalopram, duloxetine, or desvenlafaxine administered per labeled prescribing information), daily, from Day 1 through 14, followed by the same ADT, per labeled prescribing information, daily, up to Day 42.
SAGE-217 + Assigned ADTEXPERIMENTALParticipants received SAGE-217, 50 milligrams (mg), orally, once daily along with an assigned ADT (sertraline, escitalopram, citalopram, duloxetine, or desvenlafaxine administered per labeled prescribing information), daily from Day 1 through 14, followed by the same ADT, per labeled prescribing information, daily, up to Day 42.
PlaceboPLACEBO_COMPARATORParticipants self-administered SAGE-217 matched-placebo capsules, once daily at approximately 8 PM with fat-containing food for 14 days.
SAGE-217 50 mgEXPERIMENTALParticipants self-administered SAGE-217 50 mg capsules, once daily at approximately 8 PM with fat-containing food for 14 days. Participants who could not tolerate 50 mg received 40 mg for the remainder of the treatment period as per discretion of investigator.
Interventions
NameTypeDescription
SAGE-217DRUGOral capsules
Matching PlaceboDRUGOral capsules
SertralineDRUGOral tablets
EscitalopramDRUGOral tablets
CitalopramDRUGOral tablets
DuloxetineDRUGOral capsules
DesvenlafaxineDRUGOral tablets
PlaceboDRUGSAGE-217 matched-placebo oral capsules.
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Eligibility Criteria
Age Range18 Years — 64 Years
SexALL
Healthy VolunteersNo
Study Sites51

Inclusion Criteria: * Diagnosis of MDD as diagnosed by Structured Clinical Interview for Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition Clinical Trials Version (SCID-5-CT), with symptoms that have been present for at least a 4-week period * 17-item Hamilton Rating Scale for De...

Countries:United States
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