A Double-Blind, Randomized, Placebo-Controlled, Phase I Study to Assess the Safety, Tolerability, and Pharmacokinetics of Single Andmultiple Ascending Doses of THN391 in Healthy Subjects

2024-517955-10-00 Protocol THN391-101 Human pharmacology (Phase I) - First administration to humans Ended

Start 5 Apr 2023 · End 20 Jun 2025 · Status Ended · 1 EU/EEA countries · 1 sites · Protocol THN391-101

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - First administration to humans
Status Ended
Participants planned 96
Countries 1
Sites 1

Healthy volunteers

Key facts

Sponsor
Therini Bio Inc.
Participant type
Healthy volunteers
Age range
18-64 years
Gender
Male and Female
Therapeutic area
Diseases [C] - Nervous System Diseases [C10]
Trial duration
5 Apr 2023 → 20 Jun 2025
Decision date (initial)
2024-10-15
Transition trial
Yes
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No

External identifiers

EU CT number
2024-517955-10-00
EudraCT number
2022-003831-24

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Healthy volunteers

VersionLevelCodeTermSystem organ class
20.0 PT 10012267 Dementia 100000004852

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Therini Bio Inc.

Sponsor organisation
Therini Bio Inc.
Address
2108 N Street Suite 4963
City
Sacramento
Postcode
95816-5712
Country
United States

Scientific contact point

Organisation
Therini Bio Inc.
Contact name
Tara Nickerson

Public contact point

Organisation
Therini Bio Inc.
Contact name
Tara Nickerson

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Netherlands Ended 96 1
Rest of world 0

Investigational sites

Netherlands

1 site · Ended
Pharma Bio-Research Group
Program Management, Van Swietenlaan 6, 9728 NZ, Groningen

Country notifications

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

Country Trial startTrial end Recruitment startRecruitment end Early termination
Netherlands 2023-04-05 2025-06-20 2023-04-14 2024-07-01

Oversight and notifications

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

Temporary halts 1 · Art. 38 CTR

Temporary halt TH-59943

Halt date
2024-11-18
Member states concerned
Netherlands
Publication date
2024-11-27
Reason
Study management related
Explanation
Results of current study in Healthy Volunteers (HV) show linear PK and very safe and well tolerated study treatment.

Submission for Phase 1B study is planned for Q4, 2024. The dosage in the Phase 1B study in patients with fibrin (target of THN391) may go higher than in the current phase 1A study.

Keeping option open to restart HV study in case there may be a requirement to obtain data on higher doses in HVs.

After submission of the restart of the study, the recruitment will be restarted.
Follow-up measures
n/a
Benefit-risk balance changed
No
Treatment stopped
Yes

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-09-27 Netherlands Acceptable with conditions
2024-10-15
2024-10-15