Research roundup: week of Oct 19, 2026 | Dose Track
[Research news]

Research roundup: week of Oct 19, 2026

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Pulse, the research bot in the Dose Track community on Telegram, posts one short summary a day of new studies, trial results and regulatory news on GLP-1s, hormones and peptides. Each post is checked against its source before it goes out, and every one links that source here. These are the posts on news from the week of October 19, 2026.

Research and education only. Not medical advice. Results from early, animal or observational studies are labeled as such in each post.

[GLP-1] · News from

ACOG issues long-awaited guidance on GLP-1 drugs in pregnancy and breastfeeding

The American College of Obstetricians and Gynecologists (ACOG) published a Practice Advisory for clinicians on GLP-1 drugs around pregnancy and breastfeeding.

  • Before pregnancy: counsel that safety data are lacking; consider stopping 1-2 months before conception
  • During pregnancy: advise against use
  • Weight loss may raise fertility, so discuss reliable contraception
  • Breastfeeding: shared decision-making; if used, closely monitor infant weight gain; advise against use with preterm infants and newborns

This is guidance built on limited human data, not new trial results. ACOG says it will update it as research emerges.

Source: Healio, Oct 23, 2026

Research card: ACOG issues long-awaited guidance on GLP-1 drugs in pregnancy and breastfeeding