Phase III Study of TY-9591 in Patients With Locally Advanced or Metastatic Non-small Cell Lung Cancer (FLETEO)

Trial statusRecruiting
Trial phasePhase 3
Trial typeInterventional
Biological sexAll
Age18-80
SponsorTYK Medicines, Inc

About this trial

To assess the efficacy and safety of TY-9591 versus Osimertinib in patients with locally advanced or Metastatic Non Small Cell Lung Cancer.

Eligibility criteria

Qualifiers

Male or female aged ≥18 years and <80 years.

Locally advanced or metastatic NSCLC diagnosed by histology or cytology.

Presence of an activating EGFR-sensitive mutations (including exon 19 deletions, L858R, the above mentioned mutations alone or co-existed with other EGFR-mutated sites).

No prior systemic antitumor therapy for locally advanced or metastatic NSCLC.

Disqualifiers

Previous treatment with EGFR inhibitor;

Previous treatment with Systematic antitumor therapy (including targeted therapy, biotherapy and immunodrug therapy, etc.);

Previous treatment with standard chemotherapy with 28 days before the first dose of the study drug, and traditional Chinese medicine antitumor therapy within 7 days before the first dose of the study drug;

Receiving radiation to more than 30% of the bone marrow or with a wide field of radiation that had to be completed within 28 days of the first dose of study treatment; Radiotherapy with a limited field of radiation within 7 days of the first dose of study treatment or palliative radiation therapy for bone metastasis;

Trial design

Treatments tested in this trial

  • TY-9591
  • placebo Osimertinib
  • Osimertinib
  • placebo TY-9591

Treatment groups

680 Participants
are divided into 2 treatment groups

Sponsors and collaborators