The purpose of the study is to evaluate the effect of arginine/lysine solution administration on serum potassium levels. A systematic assessment of serum potassium levels will be performed during infusion and up to 24 hours post start of infusion compared to baseline.
Patients with somatostatin receptor positive gastroenteropancreatic neuroendocrine tumours (GEP-NETs), who are eligible for the treatment with Lutathera as per Lutathera label indication.
Patients who have provided a signed informed consent form to participate in the study, obtained prior to the start of any protocol related procedures.
Pre-existing hyperkalemia (>6.0 mmol/L at screening) if not adequately corrected before starting the arginine/lysine solution infusion (applicable to all countries except Poland).
Instances when Lutathera is not recommended per the Lutathera Summary of Product Characteristics (SmPC).
Pregnancy or lactation, positive pregnancy test at screening or pre-dose based on the contraindication for Lutathera.
Any significant medical or social condition which may interfere with the subject's ability to comply with the study visit schedule or the study assessments.
Patients who have received any investigational agent within the last 30 days.
Patients that have received a dose of Lutathera prior to the screening visit or are scheduled for Peptide Receptor Repeat (PRRT) treatment within 7 days of the study infusion of arginine/lysine solution.
Other protocol-defined exclusion criteria may apply.
Exclusion Criteria (Poland Only):
- Pre-existing hyperkalemia (> 5.5 mmol/L at screening) if not adequately corrected before starting the arginine/lysine solution infusion.
Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori (IRST)
Meldola,Contact: Stefano Severi, Dr,47014 - FC,Italy
Istituto Europero di Oncologia
Milan,Contact: Chiara Grana, Dr,20141 - MI,Italy
Erasmus University Medical Center
Rotterdam,Contact: Hans Hofland, Dr,3015 - GD,Netherlands
Liverpool Royal Hospital
Liverpool,L7 8YA,United Kingdom
Royal Surrey County Hospital
Guildford,GU2 7XX,United Kingdom
University Hospitals Birmingham NHS Foundation Trust
Birmingham,B15 2GW,United Kingdom
University Hospitals Coventry & Warwickshire NHS Trust
Coventry,CV2 2DX,United Kingdom
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