ClinicalTrials.Veeva

Menu

A Single Ascending Dose Study to Characterize the Pharmacokinetics, Safety, and Tolerability of SAR441566 in Healthy Adult Japanese Male Participants.

Sanofi logo

Sanofi

Status and phase

Completed
Phase 1

Conditions

Rheumatoid Arthritis

Treatments

Drug: SAR441566

Study type

Interventional

Funder types

Industry

Identifiers

NCT05858788
PKM17860
U1111-1287-6944 (Registry Identifier)

Details and patient eligibility

About

This is a cross-over, Phase 1, 3-treatment period single sequence study. The purpose of this study is to characterize pharmacokinetics (PK), safety, and tolerability of single ascending oral doses of SAR441566 in healthy male Japanese participants, 18-55 years of age.

Full description

The duration of the study for a participant will be up to approximately 65 days.

Enrollment

10 patients

Sex

Male

Ages

18 to 55 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • Japanese participants whose Japanese ethnicity is defined according to the following criteria: born in Japan or born outside of Japan, and are descendent of 4 ethnic Japanese grandparents who were all born in Japan.
  • Male participants between the ages of 18 and 55 years, inclusive
  • Certified as healthy by a comprehensive clinical assessment (detailed medical history and complete physical examination including 12-lead ECG, and clinical laboratory tests)
  • Body weight between 50.0 and 100.0 kg, inclusive, and body mass index (BMI) between 18.0 and 30.0 kg/m^2, inclusive.

Exclusion criteria

Participants are excluded from the study if any of the following criteria apply:

  • Any history or presence of clinically relevant cardiovascular, pulmonary, gastrointestinal, hepatic, renal, metabolic, hematological, neurological, dermatological (including phototoxic dermatitis), osteomuscular, articular, psychiatric, systemic, ocular, immune disorders or infectious disease, or signs of acute illness.
  • Receipt of live (attenuated) vaccines within 3 months and/or non live vaccines (eg, COVID-19 vaccination) within 4 weeks prior to first dose on Day 1, or planned to receive these vaccines at any time throughout the study.
  • History of tuberculosis and/or a positive QuantiFERON-TB Gold (QFT) test.
  • Positive result on any of the following tests: hepatitis B surface (HBs Ag) antigen, anti-hepatitis B core antibody (anti-HBc Ab), anti-hepatitis C virus antibody (anti-HCV Ab), anti-human immunodeficiency virus 1 and 2 antibodies (anti-HIV1 and anti HIV2 Ab), SARS-CoV-2
  • Any medication within 14 days before inclusion (before first study treatment administration) or within 5 times the elimination half-life or pharmacodynamic half-life of the medication whichever the longest.

The above information is not intended to contain all considerations relevant to a potential participation in a clinical trial

Trial design

Primary purpose

Treatment

Allocation

N/A

Interventional model

Sequential Assignment

Masking

None (Open label)

10 participants in 1 patient group

SAR441566
Experimental group
Description:
Participants will receive single ascending doses of SAR441566 on day 1 of each 8-12-day cycle
Treatment:
Drug: SAR441566

Trial contacts and locations

1

Loading...

Central trial contact

Trial transparency email recommended (Toll free for US & Canada)

Data sourced from clinicaltrials.gov

Clinical trials

Find clinical trialsTrials by location
© Copyright 2026 Veeva Systems