A study to investigate a potential effect of rilzabrutinib (SAR444671) on ethinylestradiol and levonorgestrel from combined oral contraceptives in healthy female participants

2026-525350-11-00 Protocol INT22854 Human pharmacology (Phase I) - Other Authorised, recruitment pending

Status Authorised, recruitment pending · 1 EU/EEA countries · 1 sites · Protocol INT22854

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - Other
Status Authorised, recruitment pending
Participants planned 24
Countries 1
Sites 1

Immune Thrombocytopenia Purpura

Key facts

Sponsor
Sanofi-Aventis Recherche & Developpement
Participant type
Healthy volunteers
Age range
18-64 years
Gender
Female
Therapeutic area
Diseases [C] - Immune System Diseases [C20]
Decision date (initial)
2026-05-11
Transition trial
No
Low-intervention
No
Rare-disease indication
Yes
Vulnerable population
Yes

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Immune Thrombocytopenia Purpura

VersionLevelCodeTermSystem organ class
23.0 LLT 10074667 Immune thrombocytopenic purpura 10005329

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Sanofi-Aventis Recherche & Developpement

Sponsor organisation
Sanofi-Aventis Recherche & Developpement
Address
13 Quai Jules Guesde
City
Vitry Sur Seine
Postcode
94400
Country
France

Scientific contact point

Organisation
Sanofi-Aventis Recherche & Developpement
Contact name
Clinical Sciences and Operations

Public contact point

Organisation
Sanofi-Aventis Recherche & Developpement
Contact name
Clinical Sciences and Operations

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Germany Authorised, recruitment pending 24 1
Rest of world 0

Investigational sites

Germany

1 site · Authorised, recruitment pending
PAREXEL International GmbH
001: Parexel Early Phase Unit Berlin, Klinikum Westend Haus 31, Spandauer Damm 130, Berlin

Application history

1 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2026-03-13 Germany Acceptable
2026-05-08
2026-05-11