A Phase 1 Study for ZW191 in Participants with Solid Tumors

2024-512299-37-00 Protocol ZWI-ZW191-101 Human pharmacology (Phase I) - First administration to humans Ongoing, recruiting

Start 18 Feb 2026 · Status Ongoing, recruiting · 1 EU/EEA countries · 6 sites · Protocol ZWI-ZW191-101

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - First administration to humans
Status Ongoing, recruiting
Participants planned 155
Countries 1
Sites 6

Advanced solid tumors

Key facts

Sponsor
Zymeworks Inc.
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Respiratory Tract Diseases [C08], Diseases [C] - Neoplasms [C04], Diseases [C] - Female Urogenital Diseases and Pregnancy Complications [C13]
Trial duration
18 Feb 2026 → ongoing
Decision date (initial)
2025-03-21
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No

External identifiers

EU CT number
2024-512299-37-00
ClinicalTrials.gov
NCT06555744

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Advanced solid tumors

VersionLevelCodeTermSystem organ class
21.1 LLT 10065252 Solid tumor 10029104
21.0 PT 10014733 Endometrial cancer 100000004864
20.0 PT 10061328 Ovarian epithelial cancer 100000004864
27.1 PT 10061873 Non-small cell lung cancer 100000004864

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Zymeworks Inc.

Sponsor organisation
Zymeworks Inc.
Address
1385 8th Avenue West Suite 540
City
Vancouver
Postcode
V6H 3V9
Country
Canada

Scientific contact point

Organisation
Zymeworks Inc.
Contact name
Medical Officer

Public contact point

Organisation
Zymeworks Inc.
Contact name
Medical Officer

Locations

1 EU/EEA country · 6 investigational sites

By country

CountryMS statusPlanned subjectsSites
Spain Ongoing, recruiting 18 6
Rest of world
United States, Australia, Korea, Republic of, Japan, Singapore
137

Investigational sites

Spain

6 sites · Ongoing, recruiting
Hospital Universitario Quironsalud Madrid
Medical Oncology, Calle De Diego De Velazquez 1, 28223, Pozuelo De Alarcon
Fundacion Instituto Valenciano De Oncologia
Medical Oncology, Calle Professor Beltran Baguena 8, 46009, Valencia
Hospital Universitari Vall D Hebron
Medical Oncology, Passeig De La Vall D'Hebron 119-129, 08035, Barcelona
Clinica Universidad De Navarra
Oncology, Calle Marquesado De Santa Marta 1, 28027, Madrid
Hospital Clinico Universitario De Valencia
Medical Oncology, Avenida Blasco Ibanez 17, 46010, Valencia
Hospital Universitario Reina Sofia
Medical Oncology, Avenida Menendez Pidal S/n, 14004, Cordoba

Country notifications

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

Country Trial startTrial end Recruitment startRecruitment end Early termination
Spain 2026-02-18 2026-02-25

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-11-28 Spain Acceptable with conditions
2025-03-21
2025-03-21
2 SUBSTANTIAL MODIFICATION SM-1 2025-08-28 Spain Acceptable
2025-11-18
2025-11-21
3 SUBSTANTIAL MODIFICATION SM-2 2025-12-03 Spain Acceptable
2026-02-13
2026-02-17