Misoprostol Vaginal Insert (MVI) 100, 150, 200 mcg for Cervical Ripening and Induction of Labor
A Multicenter, Randomized, Double-Blind, Dose-Ranging, Phase II Study to Assess the Efficacy and Safety of the 100, 150 and 200 mcg Misoprostol Vaginal Insert for Women Requiring Cervical Ripening and Induction of Labor
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
Contacts and Locations
Study Locations
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Arizona
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Phoenix, Arizona, United States, 85032
- Precision Trials
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Tucson, Arizona, United States, 85716
- Tuscon Medical Center
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California
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Long Beach, California, United States, 90806
- Long Beach Memorial Medical Center
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Orange, California, United States, 92868
- UCI Medical Center
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New Mexico
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Albuquerque, New Mexico, United States, 87131
- University of New Mexico Medical Center
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North Carolina
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Durham, North Carolina, United States, 27710
- Duke University Medical Center
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Winston-Salem, North Carolina, United States, 27103
- Forsyth Medical Center
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Pennsylvania
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Philadelphia, Pennsylvania, United States, 19140
- Temple University Hospital
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South Carolina
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Greenville, South Carolina, United States, 29605
- Greenville Hospital System
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Tennessee
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Knoxville, Tennessee, United States, 37920
- University of Tennesse Medical Center
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Texas
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Houston, Texas, United States, 77030
- University of Texas Health Sciences Center at Houston
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-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Provide written informed consent;
- Pregnant women at ≥ 36 weeks 0 days inclusive gestation;
- Women aged 18 years or older;
- Candidate for pharmacologic induction of labor;
- Single, live vertex fetus;
- Baseline modified Bishop score ≤ 4;
- Parity ≤ 3 (parity is defined as one or more births live or dead after 24 weeks gestation);
- Body Mass Index (BMI) ≤ 50 at the time of entry to the study.
Exclusion Criteria:
- Nulliparous women participating in the pharmacokinetic (PK) arm of the study: women with hemoglobin level < 11.0 grams per deciliter (g/dL) (confirmed within one week of study drug insertion);
- Women in active labor;
- Presence of uterine or cervical scar or uterine abnormality e.g., bicornate uterus. Biopsies, including cone biopsy of the cervix, are permitted;
- Administration of oxytocin or any cervical ripening or labor inducing agents (including mechanical methods) or a tocolytic drug within 7 days prior to enrollment. Magnesium sulfate is permitted if prescribed as treatment for pre-eclampsia or gestational hypertension;
- Severe pre-eclampsia marked by Hemolytic anemia, Elevated Liver enzymes, Low Platelet count (HELLP) syndrome, other end-organ affliction or Central Nervous System (CNS) findings other than mild headache;
- Fetal malpresentation;
- Diagnosed fetal abnormalities;
- Any evidence of fetal compromise at baseline (e.g., non-reassuring fetal heart rate pattern or meconium staining);
- Ruptured membranes ≥ 48 hours prior to the start of treatment;
- Suspected chorioamnionitis;
- Fever (oral or aural temperature > 37.5˚C);
- Any condition in which vaginal delivery is contraindicated e.g., placenta previa or any unexplained genital bleeding at any time after 24 weeks during this pregnancy;
- Known or suspected allergy to misoprostol, other prostaglandins or any of the excipients;
- Any condition urgently requiring delivery;
- Unable to comply with the protocol.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: PARALLEL
- Masking: QUADRUPLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
EXPERIMENTAL: MVI 100
MVI 100 mcg vaginal insert
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Dose reservoir of 100 mcg of misoprostol in a hydrogel polymer vaginal insert within a retrieval system.
The MVI 100 will be kept in place for up to 24 hours or will be removed earlier if one of the following occur: onset of active labor, intrapartum adverse event necessitating discontinuation of the study drug, other reasons including maternal request.
Other Names:
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EXPERIMENTAL: MVI 150
MVI 150 mcg vaginal insert
|
Dose reservoir of 150 mcg of misoprostol in a hydrogel polymer vaginal insert within a retrieval system.
The MVI 150 will be kept in place for up to 24 hours or will be removed earlier if one of the following occur: onset of active labor, intrapartum adverse event necessitating discontinuation of the study drug, other reasons including maternal request.
Other Names:
|
|
EXPERIMENTAL: MVI 200
MVI 200 mcg vaginal insert
|
Dose reservoir of 200 mcg of misoprostol in a hydrogel polymer vaginal insert within a retrieval system.
The MVI 200 will be kept in place for up to 24 hours or will be removed earlier if one of the following occur: onset of active labor, intrapartum adverse event necessitating discontinuation of the study drug, other reasons including maternal request.
Other Names:
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
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Proportion of Women Delivering Vaginally
Time Frame: Interval from study drug administration to 24 hours
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Interval from study drug administration to 24 hours
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Time to Vaginal Delivery
Time Frame: Interval from study drug administration to delivery (average 24 hours)
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Interval from study drug administration to delivery (average 24 hours)
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|
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Rate of Adverse Events
Time Frame: From study drug administration to hospital discharge (approximately 48 - 72 hours)
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All adverse events were rated by the Investigator as mild, moderate or severe and classified as having no relationship, possible relationship or a probable relationship to the study drug.
These assessments were deemed as accurate and appropriate for the reporting of all serious and non serious adverse events.
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From study drug administration to hospital discharge (approximately 48 - 72 hours)
|
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Proportion of Cesarean Delivery
Time Frame: Interval from study drug administration to cesarean delivery (average 24 hours)
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Interval from study drug administration to cesarean delivery (average 24 hours)
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Cervical Ripening Using Composite Measure of Success
Time Frame: 12 hours after insertion of drug
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Cervical ripening success was defined by achievement of one or more of the following by 12 hours after study drug administration:
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12 hours after insertion of drug
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Use of Oxytocin
Time Frame: At least 30 minutes after study drug removal
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Percentage of participants in receipt of Oxytocin for induction after study drug removal is accurate and appropriate for this outcome measure.
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At least 30 minutes after study drug removal
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Time of Maximum Plasma Concentration (Tmax), Maximum Plasma Concentration (Cmax), Area Under the Curve (AUC) and Terminal Half Life of Misoprostol Acid.
Time Frame: From study drug insertion up to 2 hours post study drug removal
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The timepoints over which the pharmacokinetic measurements were assessed, and deemed as accurate and appropriate, were as follows: 0 hours (baseline), 2, 4, 6, 8, 10 and 14 hours after insertion of the study drug, immediately prior to removal of the study drug and 0.5, 1 and 2 hours after removal of the study drug.
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From study drug insertion up to 2 hours post study drug removal
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Time to Onset of Active Labor
Time Frame: Interval from study drug administration to active labor (average 12 hours)
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Interval from study drug administration to active labor (average 12 hours)
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Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (ACTUAL)
Primary Completion
Study Completion (ACTUAL)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (ESTIMATE)
First Posted
Study Record Updates
Last Update Posted (ESTIMATE)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Other Study ID Numbers
Other Study ID Numbers
- Miso-Obs-204
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