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Pharmacokinetic Study to Compare Itepekimab Exposure When Administered With an Autoinjector Versus Prefilled Syringe

A Phase 1, Single-center, Open-label, Randomized, Parallel Group, Single-dose Study to Compare the Pharmacokinetics of Subcutaneous Itepekimab Administered With an Autoinjector Versus Prefilled Syringe in Healthy Participants

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06114238
Enrollment
90
Registered
2023-11-02
Start date
2021-09-16
Completion date
2022-03-08
Last updated
2024-09-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Obstructive Pulmonary Disease

Brief summary

This Phase 1, single-center study will be conducted in an open-label, randomized, parallel design. Healthy male and female participants aged 18 to 65 years will receive a single dose of itepekimab subcutaneous (SC) administered by either a prefilled syringe (PFS) or an autoinjector (AI). Itepekimab will be administered by a trained healthcare professional (HCP). Female and male participants will have a body weight between 50.0 and 100.0 kg and body mass index (BMI) \>18.5 and ≤30 kg/m2. Participants who satisfy the inclusion criteria will be randomized to one of the 2 study intervention groups: * Itepekimab administered via AI (test) * Itepekimab administered via PFS (reference) The randomization will be stratified by weight category (\<70 kg, ≥70 to \<80 kg and ≥80 kg) and injection site (abdomen, thigh, and arm). Study duration for each participant is up to approximately 162 days, including: * Screening period: up to 21 days * Institutionalization: 2 days including 1 treatment day (Day 1) * Follow-up period: 140 days (±5 days) * End of study (EOS): Day 141 (± 5 days)

Interventions

DRUGItepekimab AI

Pharmaceutical form:Solution for injection; Route of administration: Subcutaneous AI

DRUGItepekimab PFS

Pharmaceutical form:Solution for injection; Route of administration: Subcutaneous PFS

Sponsors

Regeneron Pharmaceuticals
CollaboratorINDUSTRY
Sanofi
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
Yes

Inclusion criteria

• Having given written informed consent prior to undertaking any study-related procedure.

Exclusion criteria

Participants are excluded from the study if any of the following criteria apply: • Any participant who, in the judgment of the Investigator, is likely to be noncompliant during the study, or unable to cooperate because of a language problem or poor mental development. The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.

Design outcomes

Primary

MeasureTime frameDescription
Assessment of pharmacokinetic (PK) parameter of itepekimab: CmaxBaseline up to EOS (approximately Day 141)Maximum plasma concentration of itepekimab
Assessment of PK parameter of itepekimab: AUClastBaseline up to EOS (approximately Day 141)AUClast: Area under the plasma concentration versus time curve calculated using the trapezoidal method from time zero to the real time tlast
Assessment of PK parameter of itepekimab: AUCBaseline up to EOS (approximately Day 141)AUC: Area under the plasma concentration versus time curve extrapolated to infinity

Secondary

MeasureTime frameDescription
Assessment of PK parameter of itepekimab: CL/FBaseline up to EOS (approximately Day 141)Apparent total body clearance of a drug from the serum
Assessment of PK parameter of itepekimab: Vss/FBaseline up to EOS (approximately Day 141)Apparent Volume of Distribution at the steady state
Assessment of PK parameter of itepekimab: tmaxBaseline up to EOS (approximately Day 141)Time to reach Cmax of itepekimab
Number of participants with Adverse Events (including injection site reactions), Serious Adverse Events (SAE), Adverse Event of Special Interest (AESI)Baseline up to EOS (approximately Day 141)
Incidence of treatment-emergent anti-itepekimab antibodies responsesBaseline up to EOS (approximately Day 141)
Assessment of PK parameter of itepekimab: AUC0-28daysBaseline up to Day 28Area under the serum concentration versus time curve calculated using the trapezoidal method from time zero to 28 days
Assessment of PK parameter of itepekimab: t1/2Baseline up to EOS (approximately Day 141)Terminal half-life associated with the terminal slope (λz)

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026