A Long-term Follow-up Study of Subjects Enrolled in Clinical Trials of Cadonilimab (AK104)

Summary

This is an observational and non-interventional clinical study that only collects long-term follow-up data of the subjects. As the world's first approved PD-1/CTLA-4 bispecific antibody for marketing, Cadonilimab may confer long-term survival benefits.

Eligibility

Inclusion Criteria:

1. Ability to understand and voluntarily sign a written informed consent form (ICF), which must be signed before the specified study procedures required for the study are performed.
2. Subjects have received prior systemic therapy in sponsor-initiated clinical trials of cadonilimab (AK104), and this extension study is conducted after the completion of the original trial.
3. Agree to proceed with the extended follow-up procedures.
4. This is an observational and non-interventional clinical study, in which subjects are allowed to participate in other clinical studies at the same time.

Exclusion Criteria:

* None

Conditions2

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