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Leuprorelin

Phase 3

Uterine Fibroids | Small molecule | Other |Takeda Pharmaceutical Company Limited|Last Updated: Mar 22, 2019

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-BlindCONTROLLEDBiomarker
Total Trials2
Total Enrollment361
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT02655237A Phase 3 Study to Evaluate the Efficacy and Safety of Relugolix (TAK-385) 40 mg Compared With Leuprorelin in the Treatment of Uterine FibroidsPHASE3 COMPLETED 281Mar 5, 2016Sep 25, 2017Mar 22, 201925 Japan
NCT00776074A Pharmacodynamic Study of Leuprorelin Gelatin-Free Formulation in Female Subjects With Uterine Fibroids.PHASE2 COMPLETED 80Jun 1, 2006Jul 1, 2007Jun 22, 2010 -
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Study Endpoints
Primary Endpoints
Percentage of Participants With Total PBAC Score of <10 From Week 6 to 12
Week 6 to 12

PBAC score was used to measure volume of menstrual blood loss. Participants used sanitary products designated by sponsor and recorded the numbers of tampons or towels used, clots and flooding in patient diary. Three diagrams used which represented a lightly, moderately stained or completely saturated pad/tampon. Following scores assigned: 1) 1, 5, or 20 points for each pad; 2) 1, 5, or 10 points for each tampon; 3) 1 or 5 points for each blood clot of \<1 cm/=1 cm/\>1 in longest diameter; 4) 5 points for each episode of flooding. The total PBAC score (sum of points) ranges from 0 to \>500.

Percentage of measured E2 (17β-estradiol) Serum Concentrations less than or equal to 30 pg/mL.
Weeks 5 through Final Visit.
Secondary Endpoints
Percentage of Participants With Total PBAC Score of <10 From Week 2 to 6
Week 2 to 6
Percentage of Participants With Total PBAC Score of <10 From Week 18 to 24
Week 18 to 24
Percentage of Participants With Total PBAC Score of <10 for 6 Weeks Before the Final Dose of Study Drug
For 6 weeks before the final dose of study drug (up to Week 24)
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Relugolix 40 mgEXPERIMENTALRelugolix placebo matching tablets, orally, once daily along with leuprorelin acetate placebo matching injection, SC, once in 4 weeks for 3 to 6 weeks in run-in period followed by relugolix 40 mg, tablets, orally, once daily and leuprorelin acetate placebo matching injection, SC, once in 4 weeks for 24 weeks in treatment period.
Leuprorelin 1.88 mg or 3.75 mgACTIVE_COMPARATORRelugolix placebo matching tablets, orally, once daily along with leuprorelin acetate placebo matching injection, SC, once in 4 weeks for 3 to 6 weeks in run-in period followed by leuprorelin acetate 1.88 mg or 3.75 mg, injection, SC, once in 4 weeks and relugolix placebo matching tablets, orally, once daily for 24 weeks in treatment period.
Leuprorelin (GF)EXPERIMENTAL -
Leuprorelin (GC)EXPERIMENTAL -
Interventions
NameTypeDescription
RelugolixDRUGRelugolix tablets
Relugolix PlaceboDRUGRelugolix placebo-matching tablets
LeuprorelinDRUGLeuprorelin injection
Leuprorelin PlaceboDRUGLeuprorelin placebo-matching injections
Leuprorelin (GF)DRUGLeuprorelin (GF) 3.75 mg injection, subcutaneously, once every 4 weeks for up to 12 weeks.
Leuprorelin (GC)DRUGLeuprorelin (GC) 3.75 mg injection, subcutaneously, once every 4 weeks for up to 12 weeks.
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Eligibility Criteria
Age Range20 Years — N/A
SexFEMALE
Healthy VolunteersNo
Study Sites25

Inclusion Criteria: Inclusion Criteria for Entering the Screening (at VISIT 1) 1. In the opinion of the investigator or subinvestigator, the participant is capable of understanding and complying with protocol requirements. 2. The participant signs and dates a written, informed consent form prior t...

Countries:Japan
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