Actively Recruiting

Phase 1
Age: 18Years +
FEMALE
Healthy Volunteers
NCT07378865

Evaluation of the Excretion of Suzetrigine Into Breast Milk in Healthy Lactating Female Participants

Led by Vertex Pharmaceuticals Incorporated · Updated on 2026-05-13

12

Participants Needed

1

Research Sites

54 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

The purpose of the study is to evaluate the pharmacokinetics (PK) of suzetrigine (SUZ) and its active metabolite in breast milk of lactating female participants. In addition, the purpose is also to evaluate the relative infant dose (RID), safety and tolerability of SUZ and its active metabolite in lactating female participants.

CONDITIONS

Official Title

Evaluation of the Excretion of Suzetrigine Into Breast Milk in Healthy Lactating Female Participants

Who Can Participate

Age: 18Years +
FEMALE
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Body mass index of greater than or equal to (≥) 18.0 to less than (<) 40.0 kilogram per meter square (Kg/m²) at the Screening Visit
  • Participants between 6 weeks and 12 months (inclusive) postpartum from a pregnancy of at least 37 weeks gestation, as of Day 1
  • Willing to perform regular pumping to maintain milk supply for the duration of the study
  • Participants with well-established lactation, defined as breastfeeding and/or pumping at least 3 times per day
  • Participant agrees to abstain from donating or feeding their infant any breast milk produced after receiving SUZ through the completion of the Safety Follow-up Visit (SFUV)
Not Eligible

You will not qualify if you...

  • History of febrile illness or other acute illness that has not fully resolved within 14 days before study drug dosing
  • History of breast implants, breast augmentation, or breast reduction surgery that significantly impacts breastfeeding or collection of milk from one or both breasts
  • History of any illness or any clinical condition that, in the opinion of the investigator, might confound the results of the study or pose an additional risk in administering study drug to the participant
  • Pregnant or planning to become pregnant during the study or within 30 days after receiving study drug
  • Other protocol defined Inclusion/Exclusion criteria may apply.

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

ICON - Utah - Salt Lake City Office

Salt Lake City, Utah, United States, 84124

Actively Recruiting

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Research Team

M

Medical Information

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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