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IW-1701

Phase 2

Sickle Cell Disease | Small molecule | Hematology |Cyclerion Therapeutics, Inc.|Last Updated: Jul 21, 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_CONTROLLEDDMC
Total Trials1
Total Enrollment88
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03285178A Study of the Effect of IW-1701 (Olinciguat), a Stimulator of Soluble Guanylate Cyclase (sGC), on Patients With Sickle Cell Disease (SCD)PHASE2 COMPLETED 88Dec 22, 2017Jul 22, 2020Jul 21, 202337 United States, Lebanon +1
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Study Endpoints
Primary Endpoints
Double-Blind Treatment: Number of Participants With Treatment-Emergent Adverse Events (TEAEs)
First dose of randomized drug through 28 days after study drug discontinuation. Median number of weeks of treatment was 12.30, 11.85, 12.20, 12.20, 12.10, and 12.10, respectively, for Placebo 1, Placebo 2, Olinciguat 2 mg, 4 mg, 6 mg, and 18 mg groups.

An adverse event (AE) is any untoward medical occurrence that does not necessarily have to have a causal relationship with this treatment. A serious AE (SAE) is defined as any AE occurring at any dose that results in any of the following: death; life-threatening; hospitalization or prolongation of existing hospitalization; persistent or significant disability/incapacity; congenital anomaly/birth defect; other important medical event. A TEAE is an event that occurs after initiation of randomized study drug through 28 days after study drug discontinuation. Events were categorized by grade: 1=mild, 2=moderate, 3=severe, 4=life-threatening, 5=death, and as related or unrelated to study drug. Adverse Events of special interest (AESIs) included symptomatic or Grade ≥2 hypotensive events and/or tachycardia AEs, bleeding events, pulmonary edema, and bone-related events, including fractures.

Double-Blind Treatment: Number of TEAE Events
First dose of randomized drug through 28 days after study drug discontinuation. Median number of weeks of treatment was 12.30, 11.85, 12.20, 12.20, 12.10, and 12.10, respectively, for Placebo 1, Placebo 2, Olinciguat 2 mg, 4 mg, 6 mg, and 18 mg groups.

An AE is any untoward medical occurrence that does not necessarily have to have a causal relationship with this treatment. An SAE is defined as any AE occurring at any dose that results in any of the following: death; life-threatening; hospitalization or prolongation of existing hospitalization; persistent or significant disability/incapacity; congenital anomaly/birth defect; other important medical event. A TEAE is an event that occurs after initiation of randomized study drug through 28 days after study drug discontinuation. Events were categorized by grade: 1=mild, 2=moderate, 3=severe, 4=life-threatening, 5=death, and as related or unrelated to study drug. If a participant had more than 1 occurrence in the same event category, only the occurrence with closest relationship to study drug was counted.

Double-Blind Treatment: Number of Participants With ≥1 TEAE, by Maximum Severity
First dose of randomized drug through 28 days after study drug discontinuation. Median number of weeks of treatment was 12.30, 11.85, 12.20, 12.20, 12.10, and 12.10, respectively, for Placebo 1, Placebo 2, Olinciguat 2 mg, 4 mg, 6 mg, and 18 mg groups.

An AE is any untoward medical occurrence that does not necessarily have to have a causal relationship with this treatment. An SAE is defined as any AE occurring at any dose that results in any of the following: death; life-threatening; hospitalization or prolongation of existing hospitalization; persistent or significant disability/incapacity; congenital anomaly/birth defect; other important medical event. A TEAE is an event that occurs after initiation of randomized study drug through 28 days after study drug discontinuation. Events were categorized by grade: 1=mild, 2=moderate, 3=severe, 4=life-threatening, 5=death, and as related or unrelated to study drug. If a participant had more than 1 occurrence in the same event category, only the most severe occurrence was counted.

Double-Blind Treatment: Number of Participants With Study Drug-Related TEAEs
First dose of randomized drug through 28 days after study drug discontinuation. Median number of weeks of treatment was 12.30, 11.85, 12.20, 12.20, 12.10, and 12.10, respectively, for Placebo 1, Placebo 2, Olinciguat 2 mg, 4 mg, 6 mg, and 18 mg groups.

An AE is any untoward medical occurrence that does not necessarily have to have a causal relationship with this treatment. An SAE is defined as any AE occurring at any dose that results in any of the following: death; life-threatening; hospitalization or prolongation of existing hospitalization; persistent or significant disability/incapacity; congenital anomaly/birth defect; other important medical event. A TEAE is an event that occurs after initiation of randomized study drug through 28 days after study drug discontinuation. Events were categorized by grade: 1=mild, 2=moderate, 3=severe, 4=life-threatening, 5=death, and as related or unrelated to study drug. If a participant had more than 1 occurrence in the same event category, only the occurrence with closest relationship to study drug was counted.

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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
IW-1701 (Olinciguat) 2 mgEXPERIMENTALAfter a single-blind treatment with placebo once daily (QD) for 14 to 17 days of the Screening period and before the first dose of double-blind study drug on Day 1, participants received 1 mg olinciguat QD Week 1 and 2 mg olinciguat QD Weeks 2-12 under the original protocol, Amendment 1, Amendment 2, and Amendment 3.
IW-1701 (Olinciguat) 4 mgEXPERIMENTALAfter a single-blind treatment with placebo QD for 14 to 17 days of the Screening period and before the first dose of double-blind study drug on Day 1, participants received 2 mg olinciguat QD Week 1 and 4 mg olinciguat QD Weeks 2-12 under the original protocol, Amendment 1, Amendment 2, and Amendment 3.
IW-1701 (Olinciguat) 6 mgEXPERIMENTALAfter a single-blind treatment with placebo QD for 14 to 17 days of the Screening period and before the first dose of double-blind study drug on Day 1, participants received 3 mg olinciguat QD Week 1 and 6 mg olinciguat QD Weeks 2-12 under the original protocol, Amendment 1, Amendment 2, and Amendment 3.
IW-1701 (Olinciguat) 18 mgEXPERIMENTALAfter a single-blind treatment with placebo QD for 14 to 17 days of the Screening period and before the first dose of double-blind study drug on Day 1, participants received 6 mg olinciguat QD Days 1-7, 12 mg olinciguat QD Weeks 1-3, and 18 mg olinciguat QD Weeks 4-12 under protocol Amendment 4 and later.
PlaceboPLACEBO_COMPARATORAfter a single-blind treatment with placebo QD for 14 to 17 days of the Screening period and before the first dose of double-blind study drug on Day 1, participants received placebo treatment QD for 12 weeks.
Interventions
NameTypeDescription
IW-1701DRUGOral Tablet
PlaceboDRUGOral Tablet
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Eligibility Criteria
Age Range16 Years — 70 Years
SexALL
Healthy VolunteersNo
Study Sites37

INCLUSION CRITERIA 1. Patient is ambulatory male or female 16 to 70 years of age at the Screening Visit. 2. Patient has SCD, including homozygous hemoglobin S (HbSS), hemoglobin SC disease (HbSC), heterozygous hemoglobin S-beta zero (HbSβ0)-thalassemia, or heterozygous hemoglobin S-beta plus (HbSβ+...

Countries:United StatesLebanonUnited Kingdom
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