Inclusion and Exclusion Criteria

Patients who meet the following criteria at the start of treatment are eligible for the study:

  1. At least 18 years of age and signed written informed consent.
  2. Patients undergoing elective major open abdominal surgery.
      • The indication for operation may be for benign or malignant disease
      • Major surgery is defined as an operation of anticipated duration of more than one hour.
  3. Screening haemoglobin (Hb) greater than or equal to 90 g/L (9.0 g/dL) but below or equal to 120 g/L (12.0 g/dL) in women and 130 g/L (13.0 g/dL) in men within four weeks of randomisation.
  4. Randomisation and administration of study infusion a minimum of 10 days and maximum 42 days before planned operation.
  5. Negative pregnancy test for women of childbearing potential (within last 7 days), and agree to use effective form of contraception until 6 weeks post treatment.
  6. Laboratory data used for determination of eligibility at the baseline visit must not be older than four weeks.

Exclusion Criteria

Patients who, at the start of treatment, meet any of the following criteria are not eligible for the study:

  1. Patients undergoing laparoscopic surgery.
  2. Body weight under 50kg.
  3. Known history of acquired iron overload, or family history of haemachromatosis or thalassemia or TSAT >50%
  4. Known reason for anaemia (e.g. untreated B12 or folate deficiency or haemoglobinopathy)
  5. Known hypersensitivity to ferric carboxymaltose (Ferinject®) or its excipients.
  6. Temperature > 37.5°C or patient on non-prophylactic antibiotics
  7. Known chronic liver disease
  8. If clinically indicated for the patient to have LFT’s as part of pre-assessment for surgery and this screening alanine transaminase (ALT) or aspartate transaminase (AST) is above three times the upper limit of the normal range
  9. Received erythropoietin or i.v. iron therapy in the previous 12 weeks.
  10. Immunosuppressive therapy (for organ transplantation) or renal dialysis (current or planned within the next 12 months).
  11. Patients with severe asthma or severe allergy (requiring hospitalisation within the last 12 months).
  12. Unfit for elective surgery
  13. Pregnancy or lactation.
  14. Inability to fully comprehend and/or perform study procedures in the investigator’s opinion.
  15. Patient involvement in another IMP trial within the previous four weeks, prior to randomisation. Involvement in another IMP trial, following randomisation, that may impact on the results of the PREVENTT trial.