Clinical trial Recruiting at 1 site Interventional Ages 18 and up Women only

Behavioral program to reduce endocrine-disrupting chemical exposure during pregnancy and early infancy

Official title: Understanding and Preventing the Impact of Endocrine Disruptors on the Hypothalamus-pituitary Axis in Sensitive Populations. Hypiend- Perinatal Study.

Run by Fundació Institut Germans Trias i Pujol · NCT07142447 · Data updated 2026-11-12

This project will try a behavioral program for pregnant people to lower their and their babies' exposure to endocrine-disrupting chemicals.

Quick facts

Study typeInterventional
Ages18 Years and up
SexWomen only
Enrollment810 (estimated)
SponsorFundació Institut Germans Trias i Pujol
Academic / other
Locations1 site (Badalona, Barcelona)
StatusRecruiting
StartedFebruary 24, 2025
Main results expectedJanuary 2026
Study endsJuly 2027
Registry record updatedAugust 26, 2025
Trial IDNCT07142447 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Pregnant people aged 18 or older with a viable pregnancy enrolled by 13 weeks, BMI 18.5–40 kg/m², intending to breastfeed, able to read the local language and able to use (or be provided with) a smartphone are ideal candidates.

Probably not a fit

People who cannot give informed consent, have substance abuse, are on chronic medications that affect the hypothalamic–pituitary axis, or cannot attend visits or use the smartphone tools are unlikely to benefit.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

CONTINUE tests a multicomponent behavioral intervention delivered through maternity and pediatric health centers across three European countries to reduce perinatal exposure to endocrine-disrupting chemicals. Pregnant participants are recruited in early pregnancy and randomized to receive the intervention or usual care, with partners invited but not required. The intervention combines education, behavior-change techniques based on the Health Action Process Approach (HAPA), and practical tools delivered via smartphones and in-person visits. Researchers will measure EDC levels in maternal and infant body fluids up to 18 months and track changes in HAPA psychological determinants and family knowledge about chemicals.

Why it matters

Potential benefit: If successful, the program could lower chemical exposures in mothers and infants and potentially reduce risks to infant growth and development.

How similar studies have gone: Epidemiological studies link EDC exposure to developmental outcomes and small behavior-change trials have reduced some chemical exposures, but large multicenter interventions targeting perinatal EDC exposure are relatively novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Pregnant women with a viable pregnancy confirmed by ultrasound until 13 weeks and 0 days of gestation (recruitment between 6-11 weeks). Their partners will be invited to participate but this is not mandatory for inclusion.
* BMI at Visit 1 between 18.5-40 kg/m²
* Intention to breastfeed
* Being able to read the language of their respective countries (Dutch/French -Belgium-, Spanish and/or Catalan -Spain- and Polish -Poland)
* Being 18 years or older
* In possession of a smartphone. If participants do not have a smartphone because of socio-economic reasons, a smartphone will be at their disposal for the whole duration of the study

Exclusion Criteria:

* Unable to sign informed consent (cultural barriers, psychological conditions)
* Abuse of substances (alcohol, drugs)
* Chronic use (at least, for three months before pregnancy) of any medication that might affect the HP axis:
* Antidepressants
* Insuline.
* Levothyroxine, Methimazole, Propylthiouracil.
* Oral corticosteroids (topical and inhalation formulations will be allowed)
* Arginine vasopressin (AVP)
* Mifepristone.
* Anticortisolic drugs: Metyrapone (Metopirone), Ketokonazole, Osilodrostat (Isturisa), Mitotane (Lysodren), aminoglutethimide (Cytadren) and Levoketoconazole (Recorlev).
* Multiple gestation
* Type 1 or 2 diabetes
* Pregnant women will not be consented into research by any HCP with whom they have a dependent relationship (Declaration of Helsinki) (I would remove this point).

Where it's running

  • Hospital Universitari Germans Trias i Pujol
    Badalona, Barcelona, Spain
    Recruiting

Study contacts

  • Principal investigator: Inés Velasco, MD, PhD — Foundation Institute of Research in Health Sciences Germans Trias i Pujol
  • Study coordinator: Inés Velasco, MD, PhD
  • Email: ivelasco@igtp.cat
  • Phone: + 34 696914449

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.