ENROLLMENT CLOSEDPHASE 3

CSU long-term extension study

An ongoing extension study following participants already enrolled in earlier phases of CSU treatment research.

PHASEPhase 3
LENGTHUp to 24 months
VISITSBi-monthly clinic visits
AGE18+
Overview

About this study

This long-term extension study follows participants who completed earlier phases of CSU treatment research, evaluating the safety, tolerability, and durability of treatment effect over an extended period. Enrollment is currently closed and we are not accepting new participants. Currently enrolled participants continue to be followed by our research team.

Eligibility

Who can take part

Timeline

What to expect

1

Enrollment closed

We are no longer accepting new participants for this study.

2

Active follow-up

Existing participants continue with scheduled study visits.

3

Stay informed

Contact us to hear about upcoming CSU studies.

The study medicine

An injectable biologic medication targeting IgE-mediated pathways involved in chronic urticaria.

Placebo and assignment

All participants in this extension phase receive the active study medicine.

This study is closed to new participants

Currently enrolling instead: CSU clinical trial, Food allergy study. You can also call 437-317-1991 or email researchinfo@allergycentre.ca to hear about upcoming studies.

See enrolling studies