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Pregnancy and Neonatal Follow-up of Ongoing Pregnancies Established in Clinical Trial 38833 (P05783)

Pregnancy and Neonatal Follow-up of Ongoing Pregnancies Established After Controlled Ovarian Stimulation in Clinical Trial 38833 for Org 36286 (Corifollitropin Alfa)

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT00702520
Acronym
Care
Enrollment
15
Registered
2008-06-20
Start date
2006-04-01
Completion date
2008-01-15
Last updated
2024-09-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Neonates, Pregnancy

Keywords

Neonatal outcome, Congenital malformations, In-Vitro fertilization, Controlled ovarian stimulation, Follow-up

Brief summary

The objective of this trial is to evaluate whether corifollitropin alfa (MK-8962, Org 36286) treatment for the induction of multifollicular growth in women undergoing Controlled Ovarian Stimulation (COS) prior to in vitro fertilization (IVF) or Intracytoplasmic Sperm Injection (ICSI) is safe for pregnant participants and their offspring.

Detailed description

This is a follow-up protocol to prospectively monitor pregnancy, delivery, and neonatal outcomes of all women who were treated with corifollitropin alfa and became pregnant during the base Trial 38833. For this follow-up trial (38834), no investigational products will be administered and no study specific assessments are required, but information will be obtained as per standard clinical practice.

Interventions

DRUGCorifollitropin alpha (MK-8962, Org 36286) 100 ug

Subcutaneous administration of corifollitropin alpha at a dose of 100 ug

DRUGCorifollitropin alpha (MK-8962, Org 36286) 150 ug

Subcutaneous administration of corifollitropin alpha at a dose of 150 ug

DRUGTriptorelin

Daily SC injections of 0.1 mg triptorelin started between Day 21 and 24 of the menstrual cycle (mid luteal phase).

From stimulation Day 8 onwards, treatment was continued with daily SC of recFSH injections (maximally 200 IU) up to and including the day of administration of hCG.

BIOLOGICALHuman chorionic gonadotprophin (hCG).

HCG was administered as a single subcutaneous injection of 5,000 to 10,000 international units.

Sponsors

Organon and Co
Lead SponsorINDUSTRY

Study design

Observational model
OTHER
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 39 Years
Healthy volunteers
No

Inclusion criteria

* Participants who received one dose of corifollitropin alfa in Trial 38833; * Ongoing pregnancy confirmed by ultrasound at least 10 weeks after embryo transfer in Trial 38833; * Able and willing to give written informed consent.

Exclusion criteria

* None

Design outcomes

Primary

MeasureTime frameDescription
Number of Expectant Mothers Experiencing Adverse Events (AEs)Up to 1 YearAn AE is any unfavorable and unintended change in the structure, function or chemistry of the body temporally associated with study drug administration whether or not considered related to the use of the study drug.
Number of Expectant Mothers Experiencing Serious AEs (SAEs)Up to 1 YearAn AE or suspected adverse reaction is considered serious if, in the view of either the investigator or sponsor, it results in any of the following outcomes: death, a life-threatening adverse event, inpatient hospitalization or prolongation of existing hospitalization, a persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions, or a congenital anomaly/birth defect. Important medical events that may not result in death, be life-threatening, or require hospitalization may be considered serious when, based upon appropriate medical judgment, they may jeopardize the participant and may require medical or surgical intervention to prevent one of the outcomes listed in this definition.
Number of Infants Experiencing AEsUp to 1 YearAn AE is any unfavorable and unintended change in the structure, function or chemistry of the body temporally associated with study drug administration whether or not considered related to the use of the study drug.
Number of Infants Experiencing SAEsUp to 1 YearAn AE or suspected adverse reaction is considered serious if, in the view of either the investigator or sponsor, it results in any of the following outcomes: death, a life-threatening adverse event, inpatient hospitalization or prolongation of existing hospitalization, a persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions, or a congenital anomaly/birth defect. Important medical events that may not result in death, be life-threatening, or require hospitalization may be considered serious when, based upon appropriate medical judgment, they may jeopardize the participant and may require medical or surgical intervention to prevent one of the outcomes listed in this definition.
Take-Home Baby RateBirth of a one or more live babies (Up to 1 year)The take-home baby rate was calculated as the number of participants with a least one live born infant in the follow-up study (P05783, 38834, NCT00702520) relative to the number of participants treated with Corifollitropin alpha in the base study (P05788, 38833, NCT00702351).

Participant flow

Participants by arm

ArmCount
Expectant Mothers Administered Corifollitropin Alpha 100 ug
In the base study (P05788, 38833, NCT00702351), after suppression of endogenous LH and FSH was confirmed by E2 and P measurements, a single dose of corifollitropin alpha 100 μg was administered in participants weighing \<= 60 kg. No study medications were administered in the follow-up P05783 study.
7
Expectant Mothers Administered Corifollitropin Alpha 150 ug
In the base study (P05788, 38833, NCT00702351), after suppression of endogenous LH and FSH was confirmed by E2 and P measurements, a single dose of corifollitropin alpha 150 μg was administered in participants weighing \>= 50 kg. No study medications were administered in the follow-up P05783 study.
8
Total15

Withdrawals & dropouts

PeriodReasonFG000FG001FG002FG003
Base Study P05788 - Assigned TreatmentSpontaneous pregnancy0100
Base Study P05788 - Embryo TransferNo embryo transfer3600
Base Study P05788 - Follow-UpNo ongoing pregnancy at 10 weeks151000

Baseline characteristics

CharacteristicExpectant Mothers Administered Corifollitropin Alpha 100 ugExpectant Mothers Administered Corifollitropin Alpha 150 ugTotal
Age, Continuous30.1 Years
STANDARD_DEVIATION 2
31.3 Years
STANDARD_DEVIATION 4.2
30.7 Years
STANDARD_DEVIATION 3.3
Sex: Female, Male
Female
7 Participants8 Participants15 Participants
Sex: Female, Male
Male
0 Participants0 Participants0 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
deaths
Total, all-cause mortality
— / —— / —— / —— / —
other
Total, other adverse events
7 / 76 / 85 / 811 / 11
serious
Total, serious adverse events
2 / 72 / 86 / 87 / 11

Outcome results

Primary

Number of Expectant Mothers Experiencing Adverse Events (AEs)

An AE is any unfavorable and unintended change in the structure, function or chemistry of the body temporally associated with study drug administration whether or not considered related to the use of the study drug.

Time frame: Up to 1 Year

Population: Follow-up safety analysis was performed on expectant mothers who received corifollitropin alfa in the base study P05690 (NCT00702845) and who enrolled in the follow-up study (P05783, 38834, NCT00702520).

ArmMeasureValue (NUMBER)
Expectant Mothers Administered Corifollitropin Alpha 100 ugNumber of Expectant Mothers Experiencing Adverse Events (AEs)7 Participants
Expectant Mothers Administered Corifollitropin Alpha 150 ugNumber of Expectant Mothers Experiencing Adverse Events (AEs)6 Participants
Primary

Number of Expectant Mothers Experiencing Serious AEs (SAEs)

An AE or suspected adverse reaction is considered serious if, in the view of either the investigator or sponsor, it results in any of the following outcomes: death, a life-threatening adverse event, inpatient hospitalization or prolongation of existing hospitalization, a persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions, or a congenital anomaly/birth defect. Important medical events that may not result in death, be life-threatening, or require hospitalization may be considered serious when, based upon appropriate medical judgment, they may jeopardize the participant and may require medical or surgical intervention to prevent one of the outcomes listed in this definition.

Time frame: Up to 1 Year

Population: Follow-up safety analysis was performed on expectant mothers who received corifollitropin alfa in the base study P05690 (NCT00702845) and who enrolled in the follow-up study (P05783, 38834, NCT00702520).

ArmMeasureValue (NUMBER)
Expectant Mothers Administered Corifollitropin Alpha 100 ugNumber of Expectant Mothers Experiencing Serious AEs (SAEs)2 Participants
Expectant Mothers Administered Corifollitropin Alpha 150 ugNumber of Expectant Mothers Experiencing Serious AEs (SAEs)2 Participants
Primary

Number of Infants Experiencing AEs

An AE is any unfavorable and unintended change in the structure, function or chemistry of the body temporally associated with study drug administration whether or not considered related to the use of the study drug.

Time frame: Up to 1 Year

Population: Follow-up safety analysis was performed on live born infants delivered by expectant mothers who received corifollitropin alfa in the base study P05690 (NCT00702845) and who enrolled in the follow-up study (P05783, 38834, NCT00702520).

ArmMeasureValue (NUMBER)
Expectant Mothers Administered Corifollitropin Alpha 100 ugNumber of Infants Experiencing AEs6 Participants
Expectant Mothers Administered Corifollitropin Alpha 150 ugNumber of Infants Experiencing AEs11 Participants
Primary

Number of Infants Experiencing SAEs

An AE or suspected adverse reaction is considered serious if, in the view of either the investigator or sponsor, it results in any of the following outcomes: death, a life-threatening adverse event, inpatient hospitalization or prolongation of existing hospitalization, a persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions, or a congenital anomaly/birth defect. Important medical events that may not result in death, be life-threatening, or require hospitalization may be considered serious when, based upon appropriate medical judgment, they may jeopardize the participant and may require medical or surgical intervention to prevent one of the outcomes listed in this definition.

Time frame: Up to 1 Year

Population: Follow-up safety analysis was performed on live born infants delivered by expectant mothers who received corifollitropin alfa in the base study P05690 (NCT00702845) and who enrolled in the follow-up study (P05783, 38834, NCT00702520).

ArmMeasureValue (NUMBER)
Expectant Mothers Administered Corifollitropin Alpha 100 ugNumber of Infants Experiencing SAEs6 Participants
Expectant Mothers Administered Corifollitropin Alpha 150 ugNumber of Infants Experiencing SAEs7 Participants
Primary

Take-Home Baby Rate

The take-home baby rate was calculated as the number of participants with a least one live born infant in the follow-up study (P05783, 38834, NCT00702520) relative to the number of participants treated with Corifollitropin alpha in the base study (P05788, 38833, NCT00702351).

Time frame: Birth of a one or more live babies (Up to 1 year)

Population: Participants treated with Corifollitropin alpha in the base study (P05788, 38833).

ArmMeasureValue (NUMBER)
Expectant Mothers Administered Corifollitropin Alpha 100 ugTake-Home Baby Rate28.0 Percentage of participants
Expectant Mothers Administered Corifollitropin Alpha 150 ugTake-Home Baby Rate33.3 Percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026