A Study to Assess Zilucoplan Concentration in Breast Milk of Healthy Lactating Women

Trial statusRecruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexFemale
Age18+
SponsorUCB Biopharma SRL

About this trial

The purpose of this study is to assess the steady state (SS) concentrations of zilucoplan (ZLP) and its major metabolites in mature breast milk of healthy study participants following injection of repeated once-daily doses of ZLP.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Study participant must be minimum 18 years at the time of signing the Informed consent form (ICF)

Study participant is overtly healthy as determined by medical evaluation including medical history, physical examination, laboratory tests, and cardiac monitoring

Study participant is lactating and will be at least 6 weeks postpartum on Day 1 of the study

Study participant has already planned, prior to having knowledge of this study, to cease breast milk feeding (by any means) in relation to her current period of lactation

Disqualifiers

Study participant has a history or presence of/significant history of or current cardiovascular, respiratory, hepatic, renal, gastrointestinal, endocrinological, hematological, or neurological disorders capable of significantly altering the absorption, metabolism, or elimination of drugs; constituting a risk when taking the study medication; or interfering with the interpretation of data

Study participant has any medical, obstetrical, or psychiatric condition that, in the opinion of the investigator, could jeopardize or would compromise the study participant's ability to participate in this study

Study participant has alanine aminotransferase (ALT), aspartate aminotransferase (AST), or alkaline phosphatase (ALP) >1.0x upper limit of normal (ULN). Tests that result in ALT, AST, or ALP up to 25 percentage (%) above the exclusion limit may be repeated once for confirmation. This includes rescreening. If the repeat values are below the ULN, the study participant will be considered to not meet the exclusion criteria

Study participant has bilirubin >1.0xULN (isolated bilirubin <1.5xULN is acceptable if bilirubin is fractionated and direct bilirubin <35%). For participants with a Baseline result >ULN for total bilirubin, a Baseline diagnosis and/or the cause of any clinically meaningful elevation must be understood and recorded in the eCRF

Trial design

Design model

Single group

Treatments tested in this trial

  • Zilucoplan

    Drug

    Dose formulation: Solution for injection. Route of administration: Subcutaneous injection.

Treatment groups

15 Participants
are divided into 1 treatment group
Group A: ZilucoplanExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Concentrations of zilucoplan and its major metabolites (RA103488 and RA102758) in breast milk during 24 hour steady state (SS) Sampling Period

Maternal breast milk samples will be collected for measurement of zilucoplan and its major metabolites.

Time frame
30 minutes predose on Day 10 and at prespecified intervals (0 to ≤3, >3 to ≤6, >6 to ≤9, >9 to ≤12, and >12 to ≤24 hours) postdose on Day 10

Secondary outcomes

1

Daily Infant Dosage of zilucoplan and its major metabolites (RA103488 and RA102758) from breast milk over a 24 hour SS Sampling Period

The estimated daily infant dosage level of zilucoplan from breast milk will be calculated based on the concentration of zilucoplan in mature human breast milk for the Pharmacokinetic Set (PKS).

Time frame
30 minutes predose on Day 10 and at prespecified intervals (0 to ≤3, >3 to ≤6, >6 to ≤9, >9 to ≤12, and >12 to ≤24 hours) postdose on Day 10
2

Occurrence of treatment emergent adverse events (TEAEs)

An Adverse event (AE) is any untoward medical occurrence in a patient or clinical study participant, temporally associated with the use of study medication, whether or not considered related to the study medication. TEAEs are adverse events do not present prior to the pharmaceutical product administration or an already present event that worsens either in intensity or frequency.

Time frame
From Day 1 Visit up to the Safety Follow-Up Visit (Week 8)
3

Estimated Relative Infant Dose of ZLP and its major metabolites (RA103488 and RA102758) from breast milk over a 24 hour SS Sampling Period

The relative daily infant dosage level of zilucoplan from breast milk will be calculated based on the concentration of zilucoplan in mature human breast milk for the Pharmacokinetic Set (PKS).

Time frame
30 minutes predose on Day 10 and at prespecified intervals (0 to ≤3, >3 to ≤6, >6 to ≤9, >9 to ≤12, and >12 to ≤24 hours) postdose on Day 10

Other outcomes

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