Breastfeeding and meds: new study aims to uncover hidden risks for babies

NCT ID NCT07346716

Recruiting now Knowledge-focused Sponsor: University Hospital Bispebjerg and Frederiksberg Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at how prescription and over-the-counter medicines taken by breastfeeding mothers get into their breast milk and whether they might affect their babies. Researchers will collect milk and urine samples from 250 women and ask about infant symptoms. The goal is to provide clearer safety information for doctors and mothers.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Prescription and over-the-counter drugs taken by breastfeeding women as part of routine care
What this could lead to: If successful, this study could provide better data to help doctors and mothers make safer decisions about medication use during breastfeeding.
What could go wrong: This is an early observational study, not a treatment trial. It only measures drug levels and reports symptoms, so it cannot prove cause and effect or change practice directly.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for BREASTFEEDING are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

Breast Feeding lactation disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

BREASTFEEDING DRUG EXPOSURE VIA BREAST MILK LACTATION MEDICATION SAFETY PHARMACOKINETIC PARAMETERS

Contacts and locations

Locations

Department of Clinical Pharmacology
RECRUITING

Copenhagen, Denmark
Department of Obstetrics and Gynecology, Herlev Hospital
RECRUITING

Herlev, Denmark
Mental health services, Capital Region of Denmark
RECRUITING

Copenhagen, Denmark

More trials for these conditions

Other studies related to the condition(s) this trial covers.