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Female Reproductive ProblemFIVPHENOLNCT02377219

Bisphenol A Exposure, Ovarian Function and Assisted Reproductive Technology Outcome.

A study testing hormonal and blood analysis in people with Female Reproductive Problem and Male Reproductive Problems, run by University Hospital, Toulouse at 8 sites in France.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Our goal is to prospect the relationships between Bisphenol A (BPA) exposure (measured as its free and conjugated forms in blood and urine) and embryo implantation rate (measured as the ratio between the number of gestational sacs and the number of transferred embryos) after assisted reproductive technology. Read more about this study

Who is it for?
Ages 28 to 34 years
What is being tested?
hormonal and blood analysis
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
350 participants
Where
8 sitesFrance
Study dates
Oct 2014to Jul 2019
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 28 to 34 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • Couples attending an IVF or ICSI attempt whose woman is aged 28 ans to 34 at inclusion time
  • Regular menstrual cycles (between 27 and 33 days)
  • 1st or 2nd IVF or ICSI attempt with an embryo transfer at D2 or D3

Who cannot join

  • couple already included in the study
  • ovarian surgery history
  • uterine (malformation, diethylstilbestrol (DES) syndrome, adenomyosis…) or systemic pathology that can affect implantation (thrombophilia, antiphospholipids syndrome…)
  • chemotherapy history for the woman
  • any endocrinopathy (except dysthyroid) in the woman
  • any pelvic surgery for the woman in the 3 months preceding inclusion
Show all 9Show fewer
  • endometriosis
  • ICSI with testicular sperm
  • Positive viral load for HIV, hepatitis C virus or hepatitis B virus (HCV or HBV) during the year preceding inclusion in one or both members of the couple

Trial locations and contacts

8 sites in 1 country.

8 sites in 1 country

France8 sites
  • University Hospital

    Bordeaux, 33076

  • CHRU Brest Hôpital Morvan, Service de Médecine de la Reproduction

    Brest

  • University Hospital

    Dijon, 21000

  • University Hospital

    Lille, 59037

  • CHU Limoges, Centre d'AMP

    Limoges

  • University Hospital

    Nantes, 44093

  • HOSPITAL

    Poissy, 78303

  • University Hospital

    Toulouse, 31052

Other trials in France

About this study

Our goal is to prospect the relationships between Bisphenol A (BPA) exposure (measured as its free and conjugated forms in blood and urine) and embryo implantation rate (measured as the ratio between the number of gestational sacs and the number of transferred embryos) after assisted reproductive technology. In order to reduce the confusion factors, the population study is limited to young women (aged 28 to 34), with regular menstrual cycles and without any medical event that could affect the implantation process

Read the detailed description

Among the various suspected adverse effects of BPA on human health, studies on the possible effects of BPA on reproduction are limited. Animal and in vitro studies indicate that BPA exposure can lead to disrupted oocyte maturation, E2 suppression and early pregnancy loss caused by chromosomal abnormalities. In the woman, studies about the consequences of BPA exposure on reproduction is a very difficult task since gametogenesis in the woman spreads over decades, from the intra-uterine life where meiosis is initiated to the end of the reproductive period at menopause. Recently, a decreased survival of human foetal oocytes cultured in vitro in the presence of BPA has been shown suggesting that in vivo exposure in foetal life could affect the ovarian reserve. Furthermore, a negative association between urinary BPA level and serum peak E2, oocyte yield and blastocyst formation has been suggested on a limited population of women performing ART. These results suggest that, in adulthood, both quantity and quality of human oocytes could be affected by BPA exposures. The study aims to respond to these questions by evaluating the relationships between BPA exposition levels and embryo implantation rates (as a marker of oocyte quality) and anti-Mullerian hormon (AMH) levels (as a marker of ovarian reserve) in large population of young adult women performing ART. BPA exposure will be assessed at two times in both blood and urine: 1°) before the ovarian stimulation at the time of ovarian reserve tests and 2°) at the end of the ovarian stimulation the day of the ovarian puncture for IVF.

Being tested
hormonal and blood analysis

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • hormonal and blood analysisOther

Study groups in NCT02377219
Study groupRoleWhat they receive
couplesExperimentalcouples attending an IVF or intra cytoplasmic sperm injection (ICSI) attempt have hormonal and blood analysis
Receives: Other: hormonal and blood analysis

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. embryo implantation rate

    an ultrasonography between the 5th and 7th week after embryo transfer

    Measured: 6 weeks after implantation

Secondary outcomes (1)
  1. serum AMH

    Measured: 4 days after inclusion

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted3 Mar 2015 (estimated)
  2. Study startOct 2014
  3. Primary completionJul 2019
  4. Study completionJul 2019

Why it stopped: Recruitment target not obtained

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Basic science
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
350 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02377219
Sponsor's protocol ID
RC31/12/0571
Other IDs
PHRC 2012
Acronym
FIVPHENOL
Status last verified
Jul 2019
First submitted
17 Dec 2013
Last updated
15 Jul 2019
Results posted
No
Data monitoring committee
No

Publications

  • Corbel T, Gayrard V, Viguie C, Puel S, Lacroix MZ, Toutain PL, Picard-Hagen N. Bisphenol A disposition in the sheep maternal-placental-fetal unit: mechanisms determining fetal internal exposure. Biol Reprod. 2013 Jul 18;89(1):11. doi: 10.1095/biolreprod.112.106369. Print 2013 Jul.

    PubMed 23699389
  • Leandri RD, Gachet A, Pfeffer J, Celebi C, Rives N, Carre-Pigeon F, Kulski O, Mitchell V, Parinaud J. Is intracytoplasmic morphologically selected sperm injection (IMSI) beneficial in the first ART cycle? a multicentric randomized controlled trial. Andrology. 2013 Sep;1(5):692-7. doi: 10.1111/j.2047-2927.2013.00104.x. Epub 2013 Jun 21.

    PubMed 23788532

Questions about this trial

What is this clinical trial studying?

A study testing hormonal and blood analysis in people with Female Reproductive Problem and Male Reproductive Problems, run by University Hospital, Toulouse at 8 sites in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 15 Jul 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 8 sites in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was stopped early (reason given: Recruitment target not obtained). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

embryo implantation rate (time frame: 6 weeks after implantation). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02377219, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Jul 2019.

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