Phase 1 Single Ascending Doses (SAD) of M5542 in Healthy Participants

2024-513069-37-00 Protocol MS201491_0001 Human pharmacology (Phase I) - First administration to humans Ongoing, recruiting

Start 30 Jan 2026 · Status Ongoing, recruiting · 1 EU/EEA countries · 1 sites · Protocol MS201491_0001

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - First administration to humans
Status Ongoing, recruiting
Participants planned 49
Countries 1
Sites 1

Healthy

Key facts

Sponsor
Merck Healthcare KGaA
Participant type
Healthy volunteers
Age range
18-64 years
Gender
Male and Female
Therapeutic area
Not possible to specify
Trial duration
30 Jan 2026 → ongoing
Decision date (initial)
2024-08-09
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No

External identifiers

EU CT number
2024-513069-37-00
ClinicalTrials.gov
NCT06577337

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Healthy

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Merck Healthcare KGaA

Sponsor organisation
Merck Healthcare KGaA
Address
Frankfurter Strasse 250
City
Darmstadt
Postcode
64293
Country
Germany

Scientific contact point

Organisation
Merck Healthcare KGaA
Contact name
Global Regulatory Affairs

Public contact point

Organisation
Merck Healthcare KGaA
Contact name
Global Regulatory Affairs

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Germany Ongoing, recruiting 49 1
Rest of world 0

Investigational sites

Germany

1 site · Ongoing, recruiting
Nuvisan GmbH
Clinical Services, Wegenerstrasse 13, Ludwigsfeld, Neu-Ulm

Country notifications

Trial-start, recruitment-start, end and early-termination notifications submitted per Member State

Country Trial startTrial end Recruitment startRecruitment end Early termination
Germany 2024-08-21 2024-09-12

Oversight and notifications

Regulatory notifications under CTR Articles 38, 52, 53, 54 and 77

Temporary halts 1 · Art. 38 CTR

Temporary halt TH-65974

Halt date
2025-01-03
Member states concerned
Germany
Publication date
2025-01-10
Reason
Sponsor decision
Explanation
To assess new information and the need to make changes to the clinical trial
Follow-up measures
Inform Principal Investigator and study participants of Sponsor decision to temporarily halt trial. Recruitment is paused. All remaining follow-up study visits to continue as scheduled
Benefit-risk balance changed
No
Treatment stopped
Yes

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-05-29 Germany Acceptable
2024-08-06
2024-08-09
2 SUBSTANTIAL MODIFICATION SM-1 2025-11-10 Germany Acceptable
2026-01-08
2026-01-16