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Carcinoma, Non-Small-Cell LungKOREA-PLUSNCT03918304

Korea Osimertinib Real World Evidence Study to Assess Safety and Efficacy - PLUS

An observational study of Carcinoma, Non-Small-Cell Lung, run by AstraZeneca at 10 sites in South Korea.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is a local, prospective, non-interventional, regulatory postmarketing surveillance study. The objectives of this study are to assess the safety and efficacy of single agent Tagrisso (Osimertinib, hereinafter "the study drug") in a real world setting according to the approved label in Korea. Read more about this study

Who is it for?
Any age
Conditions the study is for
Carcinoma, Non-Small-Cell Lung
How many people
923 participants
Where
10 sitesSouth Korea
Study dates
11 Jun 2019to 27 Oct 2024
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: On active study drug treatment according to the approved label

Who may be able to join

  • 1. Eligible for, or on active study drug treatment according to the approved prescribing information;
  • The first-line treatment of patients with locally advanced or metastatic non-small cell lung cancer (NSCLC) whose tumours have epidermal growth factor receptor (EGFR) exon 19 deletions or exon 21 (L858R) substitution mutations
  • Treatment of patients with locally advanced or metastatic EGFR T790M mutation-positive NSCLC who have been previously treated with EGFR TKI therapy
  • The adjuvant treatment after complete tumour resection in patients with non-small cell lung cancer (NSCLC) whose tumours have epidermal growth factor receptor (EGFR) exon 19 deletions or exon 21 (L858R) substitution mutations 2. Provision of signed and dated written informed consent by the patient or legally acceptable representative

Who cannot join

  • History of hypersensitivity to the active substance or to any of the excipients of this drug
  • Pregnancy and/or breast feeding
  • Current participation in any interventional trial

Trial locations and contacts

10 sites in 1 country.

10 sites in 1 country

South Korea10 sites
  • Research Site

    Busan

  • Research Site

    Chungcheongbuk-do

  • Research Site

    Daegu

  • Research Site

    Daejeon

  • Research Site

    Gangwon State

  • Research Site

    Gyeonggi-do

  • Research Site

    Incheon

  • Research Site

    Jeollabuk-do

  • Research Site

    Jeollanam-do

  • Research Site

    Seoul

Other trials in South Korea

About this study

Official title: Open Label, Multicenter, Real World Treatment Study of Single Agent Tagrisso; KOREA PLUS Study (Korea Osimertinib Real World Evidence Study to Assess Safety and Efficacy - PLUS).

This is a local, prospective, non-interventional, regulatory postmarketing surveillance study. The objectives of this study are to assess the safety and efficacy of single agent Tagrisso (Osimertinib, hereinafter "the study drug") in a real world setting according to the approved label in Korea.

Read the detailed description
  • Primary objective: To assess safety of the Tagrisso for patients with NSCLC treated with Tagrisso under the approved indication in Korea
  • Secondary objective: To assess efficacy of the Tagrisso for patients with NSCLC treated with Tagrisso under the approved indication in Korea.
Medical subject headings
Carcinoma, Non-Small-Cell Lung

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Proportion (%) of patients with at least one event of adverse events (AEs), serious adverse events (SAEs) and AEs of special interest (AESI)

    Measured: For about 1 year since the first dose of the study drug

  2. Severity of (S)AEs according to CTCAE

    Measured: For about 1 year since the first dose of the study drug

Secondary outcomes (3)
  1. ORR (Objective response rate), if available

    Measured: For about 1 year since the first dose of the study drug

  2. PFS (Progression free survival) , if available

    Measured: For about 1 year since the first dose of the study drug

  3. DFS (Disease free survival), if available

    Measured: For about 1 year since the first dose of the study drug

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Apr 2019
  2. Study start11 Jun 2019
  3. Primary completion27 Oct 2024
  4. Study completion27 Oct 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case only
Time perspective
Prospective
Enrolment
923 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03918304
Sponsor's protocol ID
D5161R00005
Acronym
KOREA-PLUS
Status last verified
Oct 2025
First submitted
15 Apr 2019
Last updated
23 Oct 2025
Results posted
No
Data monitoring committee
No
FDA-regulated device
No
Individual data sharing
Yes: Qualified researchers can request access to anonymized individual patient-level data from AstraZeneca group of companies sponsored clinical trials via the request portal. All request will be evaluated as per the AZ disclosure commitment: https://astrazenecagrouptrials.pharmacm.com/ST/Submission/DisclosureYes, indicates that AZ are accepting requests for IPD, but this does not mean all requests will be shared.

Questions about this trial

What is this clinical trial studying?

An observational study of Carcinoma, Non-Small-Cell Lung, run by AstraZeneca at 10 sites in South Korea.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 23 Oct 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 10 sites in South Korea. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Proportion (%) of patients with at least one event of adverse events (AEs), serious adverse events (SAEs) and AEs of special interest (AESI) (time frame: For about 1 year since the first dose of the study drug). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 23 Oct 2025.

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