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Retosiban for Infusion

Phase 1

Obstetric Labour, Premature | Small molecule | Endocrine |GSK plc|Last Updated: May 9, 2017

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials1
Total Enrollment32

FDA Designations

No designations recorded

Clinical trial landscape

Retosiban for Infusion · 1 trial · 1 indication

Phase 1 1
NCT02377414Study to Investigate the Pharmacokinetics (PK), Safety and Tolerability of Retosiban in Healthy Japanese WomenObstetric Labour, Premature
COMPLETED32 Analytics
PHASE1COMPLETED
Study to Investigate the Pharmacokinetics (PK), Safety and Tolerability of Retosiban in Healthy Japanese Women
Obstetric Labour, PrematureUnlock trial analytics

Study Endpoints

Primary Endpoints

Composite of PK parameters of retosiban administered by intravenous infusion to healthy adult Japanese and Caucasian women of child-bearing potential: AUC, Cmax, t1/2 and clearance of retosiban
Pre-dose, 0.5 h, 1 h, 2 h, 4 h, 8 h, 12 h, 18 h, 24 h (just before dose increase), 24.5 h, 25 h, 26 h, 28 h, 36 h, 42 h, 48 h, 48.5 h, 49 h, 50 h, 52 h, 54 h, 56 h and 60 h post start of the infusion

PK parameters will include: area under concentration-time curve (AUC), maximum observed concentration (Cmax), terminal phase half-life (t1/2) and clearance (CL) of retosiban

Composite of PK parameters of retosiban and its major inactive metabolite (GSK2847065) in healthy adult Japanese and Caucasian women of child-bearing potential: AUC, Cmax, t1/2
Pre-dose, 0.5 h, 1 h, 2 h, 4 h, 8 h, 12 h, 18 h, 24 h (just before dose increase), 24.5 h, 25 h, 26 h, 28 h, 36 h, 42 h, 48 h, 48.5 h, 49 h, 50 h, 52 h, 54 h, 56 h and 60 h post start of the infusion

AUC, Cmax, t1/2

Secondary Endpoints

Number of subjects with adverse events (AEs) and serious adverse events (SAEs)
Up to 13 days
Composite of clinical laboratory assessments
Up to 13 days
Vital sign assessment as a measure of safety
Up to 13 days
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cohort 1: Retosiban/placeboEXPERIMENTALEach subject in cohort 1 will receive an intravenous (IV) bolus infusion of 6 milligrams (mg) retosiban or placebo over 5 minutes, followed by a continuous infusion of 6 milligram per hour (mg/h) retosiban or placebo for 24 h. At 24 h of dosing, an additional 6 mg retosiban or placebo will be administered over 5 minutes followed by a 12 mg/h infusion over the next 24 h, for a total time of infusion of 48 h. Subjects administered with placebo will receive an equal volume of normal saline as an IV bolus as well as an equal rate of continuous infusion of normal saline as of retosiban.
Cohort 2: RetosibanEXPERIMENTALEach subject in cohort 2 will receive a bolus infusion of 6 mg retosiban over 5 minutes, followed by a continuous infusion of 6 mg/h retosiban for 24 h. At 24 h of dosing, an additional 6 mg retosiban will be administered over 5 minutes followed by a 12 mg/h infusion over the next 24 h, for a total time of infusion of 48 h.

Interventions

NameTypeDescription
Retosiban solution for InfusionDRUGRetosiban will be supplied as clear, colorless IV solution for infusion in 5 mL vial with a unit dose strength of 15 milligrams per milliliter (mg/mL) (each 5 mL vial contains 75 mg retosiban), dosed at up to 300 mg over 48 h infusion
PlaceboDRUGPlacebo will be supplied as a clear, colorless IV solution for infusion with a unit dose strength of 0.9% sodium chloride (NaCl) normal saline
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Eligibility Criteria

Age Range20 Years to 45 Years
SexFEMALE
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Subjects who are between 20 and 45 years and of age, inclusive at the time of signing the informed consent form. * Japanese, defined as being born in Japan, having four ethnic Japanese grandparents, holding a Japanese passport or identity papers and being able to speak Japanes...

Countries:United States
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Frequently asked questions about Retosiban for Infusion

What is Retosiban for Infusion used for?

Retosiban for Infusion is an investigational small molecule being developed for the treatment of premature obstetric labour. It is intended to address preterm labour, a condition where contractions begin before the full term of pregnancy. The drug is currently in clinical development and has not been approved for use.

Who makes Retosiban for Infusion?

Retosiban for Infusion is being developed by GSK plc, a global pharmaceutical company listed on the stock exchange under the ticker GSK. The company is conducting clinical trials to evaluate the drug's safety, tolerability, and pharmacokinetics in the target population.

What phase is Retosiban for Infusion in?

Retosiban for Infusion is in Phase 1 of clinical development. It is an investigational drug, meaning it has not been approved by regulatory authorities and is still undergoing clinical trials to assess its safety and pharmacological properties in humans.

What clinical trials is Retosiban for Infusion in?

Retosiban for Infusion has one completed clinical trial, NCT02377414, which investigated its pharmacokinetics, safety, and tolerability in healthy Japanese women. The study enrolled 32 participants and was conducted in the United States. It was a randomized, double-blind, controlled trial.

Is Retosiban for Infusion the same as Retosiban?

Retosiban for Infusion is a formulation of the drug retosiban, specifically designed for intravenous administration. The term 'for Infusion' indicates the route of delivery, distinguishing it from other potential formulations. The active ingredient remains retosiban, and the drug is being studied for the same indication.