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OpenTrials
Completed

NCT Number: NCT00235391

Expanded Access of Deferasirox to Patients With Congenital Disorders of Red Blood Cells and Chronic Iron Overload

This is an open-label, non-randomized, multi-center trial designed to provide expanded access of deferasirox to patients with congenital disorders of red blood cells and chronic iron overload from blood transfusions who cannot adequately be treated with locally approved iron chelators.

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Key information

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Male or female patients greater than or equal to 2 years of age
  • Documented congenital disorder of red blood cells (e.g., β-thalassemia major, sickle cell anemia, diamond-blackfan anemia) requiring ongoing blood transfusions
  • Cannot be adequately treated with a locally approved iron chelator due to one of the following reasons:
  • Documented non-compliance, defined as having taken less than 50% of the prescribed chelation therapy doses in the 12 months prior to study entry
  • Contraindications, unacceptable toxicities and/or documented poor response to locally approved iron chelators despite proper compliance
  • History of at least 20 blood transfusions (equivalent to 100 mL/kg of packed red blood cells (PRBC])
  • Serum ferritin value greater than or equal to 1000 µg/L
  • Ability to comply with all study-related procedures, medications, and evaluations

Exclusion criteria

  • Ongoing treatment with another iron chelator (Any other iron chelation therapy must be discontinued at least 24 hours prior to study entry.)
  • Patients who meet the eligibility criteria for any other ongoing Novartis sponsored clinical study protocol with deferasirox and who have geographic access to these sites
  • Patients unable to tolerate (or who have unacceptable toxicities to) prior treatment with deferasirox
  • Serum creatinine above the upper limit of normal at screening.
  • Patients with ALT ≥ 500 U/L at screening.
  • Evidence of chelation-related cataracts or hearing loss within 4 weeks prior to baseline
  • Pregnancy (as indicated by serum β-HCG pregnancy test at screening for all female patients with the potential to become pregnant) and patients who are breastfeeding
  • Patients treated with systemic investigational drug within 4 weeks prior to or with topical investigational drug within 7 days prior to the baseline visit

Other protocol-defined inclusion/exclusion criteria may apply.

Treatment and study plan

Deferasirox

Drug

125 mg, 250 mg and 500 mg tablets. Dosage was calculated based on participant's body weight. Tablets were dispersed in water, orange or apple juice and taken orally once a day.

Primary outcomes

  1. Safety Profile of Deferasirox Based Upon Drug Administration and Reporting of Serious Adverse Events

    Time frame: Baseline to end of study (Median exposure time to drug was approximately 30 weeks; Maximum exposure was 104 weeks)

    Safety as assessed by the number of participants with death, serious adverse events (SAE), and/or Adverse Events (AEs) leading to study drug interruption or discontinuation. Note: only treatment emergent AEs are summarized.

Secondary outcomes

  1. The Change in Serum Ferritin Values From Baseline Through Completion of the Study

    Time frame: Baseline to end of study (Median exposure time to drug was approximately 30 weeks; Maximum exposure was 104 weeks)

    The number of participants with Improvement, No Change or Worsening in Serum ferritin category levels at the end of the study compared to baseline. Serum ferritin levels in µg/L were divided into to 6 categories: (<1000), (1000-<2500), (2500-<4000), (4000-<5500), (5500-<7000) and (>=7000). Improvement was defined as a shift to a lower category at the end of study compared to the category at baseline. Worsening was defined as a shift to a higher category at the end of the study compared to the category at baseline. No change was no change in category at end of study from baseline.

Sponsors and collaborators

Lead sponsor

Novartis Pharmaceuticals

Industry

Registry information

Official study title

A Study to Provide Expanded Access of (Exjade®) Deferasirox to Patients With Congenital Disorders of Red Blood Cells and Chronic Iron Overload From Blood Transfusions Who Cannot Adequately be Treated With Other Locally Approved Iron Chelators

Important dates

Study start
2005
Primary completion
2008
Study completion
2008
First posted
Oct 10, 2005
Registry last updated
Jun 7, 2011

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.

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