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NCT Number: NCT07500987

Phase I Study of [111In]-FPI-2107 in EGFR Mutation-positive NSCLC

This is a Phase I, multicentre, open-label clinical study designed to investigate the safety, tolerability, dosimetry, biodistribution, PD, and PK of [111In]-FPI-2107 after pre-dose administration of FPI-2053 in Chinese participants with EGFR mutation-positive NSCLC.

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Key information

Age range

18 year–130 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Research Site, Beijing, China

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Histologically or cytologically confirmed EGFR mutation positive NSCLC.
  • Without any ongoing anti-cancer therapy or with stable ongoing anti-cancer therapy.
  • At least one lesion that is present on 18F-FDG PET/CT scan during screening.
  • ECOG performance status of 0 or 1.
  • Anticipated life expectancy ≥ 12 weeks, in the opinion of the Investigator.
  • Able to provide tumour tissue for analysis.

Exclusion criteria

  • Confirmed radiographic disease progression or Investigator-assessed clinical disease progression within 28 days prior to the administration of [111In]-FPI-2107.
  • Contraindications to or inability to perform the imaging procedures required in this study.
  • Uncontrolled pleural effusion, pericardial effusion, or ascites requiring recurrent drainage procedures (≥ once per month).
  • History of myocardial infarction or New York Heart Association Class II-IV congestive heart failure within 6 months of the administration of [111In]-FPI-2107, CTCAE Grade 2 or worse conduction defect or uncontrolled hypertension.
  • Clinically relevant proteinuria, or daily urinary protein excretion > 500 mg).
  • Any antibody-based therapy targeting EGFR and/or c-MET, or investigational agent within 28 days or 5 half-lives prior to the administration of [111In]-FPI-2107, whichever is shorter.
  • Any systemic radiopharmaceutical within 28 days or 5 radioactive half-lives prior to the administration of [111In]-FPI-2107, whichever is shorter.
  • Any anticipated need for switching of any concomitant anti-cancer therapy during the imaging period of the study.
  • External beam radiation therapy within 28 days prior to the administration of [111In]-FPI-2107.

Treatment and study plan

[111In]-FPI-2107

Drug

radioimmuno-SPECT agent

FPI-2053

Drug

unconjugated/unlabelled bispecific antibody [cold]

Primary outcomes

  1. Safety and tolerability of [111In]-FPI 2107 following the administration of FPI 2053

    Time frame: From the screening period to 21 days after dosing

    Safety and tolerability will be evaluated by frequency, duration, and severity of AEs, and changes in clinical, laboratory, and ECG parameters compared to baseline

  2. Dosimetry parameter of [111In]-FPI 2107 following the administration of FPI 2053

    Time frame: During the Imaging period (Day1 - Day4/5)

    Residence time of the segmented source organs

  3. Dosimetry parameter of [111In]-FPI 2107 following the administration of FPI 2053

    Time frame: During the Imaging period (Day1 - Day4/5)

    Absorbed radiation doses of all target organs

Secondary outcomes

  1. Tumour uptake of [111In]-FPI-2107

    Time frame: During the Imaging period (Day1 - Day4/5)

    Tumour uptake of [111In]-FPI 2107 in selected regions of interest on SPECT/CT and/or planar images

  2. PK of [111In]-FPI-2107: Peak Plasma Concentration (Cmax)

    Time frame: From the dose of investigation product (Day 1) until Day 4/5

    Determine the peak plasma concentration of [111In]-FPI-2107 following administration of FPI-2053 and [111In]-FPI-2107

  3. PK of [111In]-FPI-2107: AUClast

    Time frame: From the dose of investigation product (Day 1) until Day 4/5

    Calculate the area under the curve using PK concentrations of [111In]-FPI-2107 to determine exposure of the product

  4. PK of [111In]-FPI-2107: Clearance

    Time frame: From the dose of investigation product (Day 1) until Day 4/5

    Determine the clearance of [111In]-FPI-2107 with the pre-dose administration of FPI-2053 using PK concentrations of [111In]-FPI-2107

  5. PK of [111In]-FPI-2107: Half-life

    Time frame: From the dose of investigation product (Day 1) until Day 4/5

    Determine the half-life of [111In]-FPI-2107 with the pre-dose administration of FPI-2053 using PK concentrations of [111In]-FPI-2107

Study contacts

Contact information is provided by the study sponsor or research team.

AstraZeneca Clinical Study Information Center

CONTACT

[email protected]

1-877-240-9479

Sponsors and collaborators

Lead sponsor

AstraZeneca

Industry

Registry information

Official study title

A Phase I Multicentre Open-label Study to Evaluate Safety, Tolerability, and Dosimetry of [111In]-FPI-2107 in Chinese Adult Participants With EGFR Mutation-positive NSCLC

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Mar 30, 2026
Registry last updated
Jun 17, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.