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A Study Investigating Lu AG22515 in Healthy Adults

Phase 1
Completed
Conditions
Healthy Participants
Interventions
Drug: Placebo
Drug: Immune System Activator
Registration Number
NCT05136053
Lead Sponsor
H. Lundbeck A/S
Brief Summary

The main goal of this study is to learn more about the safety of a drug called Lu AG22515. During the trial, healthy adult participants will receive a single dose of Lu AG22515 or a placebo (normal saline solution).

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
58
Inclusion Criteria
  • Body mass index (BMI) ≥18.0 and ≤32.0 kilograms (kg)/square meter (m^2) and weight between 55 and 110 kg (both inclusive) at screening.
  • Fully vaccinated against COVID-19, as evidenced by presentation of a vaccine card. The last administration of the COVID-19 vaccination must be received a minimum of 30 days and maximum 6 month prior to dosing in this study.
  • Medically healthy with no clinically significant medical history, physical examination and neurological assessment, laboratory profiles, vital signs, or electrocardiograms (ECGs), as deemed by the principal investigator (PI) or designee.

Part C only:

  • The participant is Japanese, defined as being born in Japan and having four Japanese grandparents as well as living a Japanese lifestyle as confirmed by the Japanese lifestyle questionnaire.
Exclusion Criteria
  • Reported history of any illness that, in the opinion of the PI or designee, might confound the results of the study or poses an additional risk to the participant by their participation in the study.
  • Received any vaccination in the last 30 days prior to Day 1.

Note: Other inclusion and exclusion criteria may apply.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
Part A: Lu AG22515Lu AG22515Participants will receive a single intravenous (IV) infusion of Lu AG22515.
Part A: PlaceboPlaceboParticipants will receive a single IV infusion of placebo matching to Lu AG22515.
Part B: Lu AG22515 and Immune System ActivatorImmune System ActivatorParticipants will receive a single IV infusion of Lu AG22515 and a subcutaneous (SC) injection of immune system activator 14 days prior to and 14 days following the start of Lu AG22515 IV infusion.
Part B: Placebo and Immune System ActivatorPlaceboParticipants will receive a single IV infusion of placebo matching to Lu AG22515 and an SC injection of immune system activator 14 days prior to and 14 days following the start of placebo IV infusion.
Part B: Placebo and Immune System ActivatorImmune System ActivatorParticipants will receive a single IV infusion of placebo matching to Lu AG22515 and an SC injection of immune system activator 14 days prior to and 14 days following the start of placebo IV infusion.
Part B: Lu AG22515 and Immune System ActivatorLu AG22515Participants will receive a single IV infusion of Lu AG22515 and a subcutaneous (SC) injection of immune system activator 14 days prior to and 14 days following the start of Lu AG22515 IV infusion.
Part C: PlaceboPlaceboParticipants will receive a single IV infusion of placebo matching to Lu AG22515.
Part C: Lu AG22515Lu AG22515Participants will receive a single intravenous (IV) infusion of Lu AG22515.
Primary Outcome Measures
NameTimeMethod
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)From the day of study drug administration (Day 1) up to end of study (Day 113)
Secondary Outcome Measures
NameTimeMethod
Volume of Distribution During the Terminal Elimination Phase (Vz) After IV Administration of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Area Under the Concentration-Time Curve From Time 0 to Extrapolated to Infinity (AUC0-inf) of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Apparent Total Serum Clearance (CL) of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Number of Participants With Anti-Drug Antibodies (ADAs)Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Maximum Observed Plasma Concentration (Cmax) of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Time to Reach Cmax (Tmax) of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Apparent Elimination Half-life (t1/2) of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)
Mean Residence Time (MRT) of Lu AG22515Day 1 (within 2 hours prior to the start of infusion) up to end of study (Day 113)

Trial Locations

Locations (2)

Frontage Clinical Research Inc

🇺🇸

Secaucus, New Jersey, United States

CenExel CNS

🇺🇸

Long Beach, California, United States

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