EAST-1 (ERAP-inhibition in Axial Spondyloarthritis Trial-1)

2025-521315-39-00 Protocol GRWD0715-AS-01 Human pharmacology (Phase I) - First administration to humans Authorised, recruiting

Start 5 Nov 2025 · Status Authorised, recruiting · 5 EU/EEA countries · 10 sites · Protocol GRWD0715-AS-01

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - First administration to humans
Status Authorised, recruiting
Participants planned 84
Countries 5
Sites 10

Axial spondyloarthritis

Key facts

Sponsor
Grey Wolf Therapeutics Limited
Participant type
Healthy volunteers, Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Hemic and Lymphatic Diseases [C15]
Trial duration
5 Nov 2025 → ongoing
Decision date (initial)
2025-10-06
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Axial spondyloarthritis

VersionLevelCodeTermSystem organ class
21.1 PT 10071400 Axial spondyloarthritis 100000004859

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Grey Wolf Therapeutics Limited

Sponsor organisation
Grey Wolf Therapeutics Limited
Address
99 Park Drive, Milton Milton
City
Abingdon
Postcode
OX14 4RY
Country
United Kingdom

Scientific contact point

Organisation
Grey Wolf Therapeutics Limited
Contact name
Grey Wolf

Public contact point

Organisation
Grey Wolf Therapeutics Limited
Contact name
Grey Wolf

Locations

5 EU/EEA countries · 10 investigational sites

By country

CountryMS statusPlanned subjectsSites
Belgium Authorised, recruiting 8 2
Germany Ongoing, recruiting 8 2
Netherlands Ongoing, recruiting 4 1
Poland Authorised, recruitment pending 8 2
Spain Authorised, recruitment pending 8 3
Rest of world
Australia
48

Investigational sites

Belgium

2 sites · Authorised, recruiting
UZ Leuven
Rheumatology, Herestraat 49, 3000, Leuven
Universitair Ziekenhuis Gent
Rheumatology, Corneel Heymanslaan 10, 9000, Gent

Germany

2 sites · Ongoing, recruiting
St. Elisabeth Gruppe GmbH Katholische Kliniken Rhein-Ruhr
Rheumazentrum, Claudiusstrasse 45, Wanne, Herne
Charite Universitaetsmedizin Berlin KöR
Gastroenterologie, Infektiologie und Rheumatologie, Hindenburgdamm 30, Lichterfelde, Berlin

Netherlands

1 site · Ongoing, recruiting
Amsterdam UMC Stichting
Rheumatology and Clinical Immunology, Meibergdreef 9, 1105 AZ, Amsterdam

Poland

2 sites · Authorised, recruitment pending
ETG Lublin Sp. z o.o.
ETG Lublin, Ul. Wladyslawa Kunickiego 26a, 20-412, Lublin
Reumedika Sp. z o.o.
REUMEDIKA BADANIA I ROZWÓJ, Ul. Wejherowska 16, 60-446, Poznan

Spain

3 sites · Authorised, recruitment pending
Parc Tauli Hospital Universitari
Rheumatology, Parc Del Tauli 1, 08208, Sabadell
Hospital Universitario Reina Sofia
Rheumatology, Avenida Menendez Pidal S/n, 14004, Cordoba
Hospital Universitario La Paz
Rheumatology, Paseo De La Castellana 261, 28046, Madrid

Country notifications

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

Country Trial startTrial end Recruitment startRecruitment end Early termination
Belgium 2025-11-05
Germany 2025-11-14 2026-03-17
Netherlands 2025-12-11 2026-04-08

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2025-07-02 Belgium Acceptable
2025-10-01
2025-10-06
2 SUBSTANTIAL MODIFICATION SM-2 2025-11-25 Belgium Acceptable
2026-01-20
2026-01-22
3 SUBSEQUENT ADDITION OF MSC APP-3 2026-03-06 Acceptable
2026-01-20
2026-05-19
4 SUBSEQUENT ADDITION OF MSC APP-4 2026-03-10 Acceptable
2026-01-20
2026-06-03