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Assessment of platelet function in patients with chronic autoimmune thrombocytopenic purpura (cAITP) treated with the thrombopoietin receptor (MPL) agonist Eltrombopag

Assessment of platelet function in patients with chronic autoimmune thrombocytopenic purpura (cAITP) treated with the thrombopoietin receptor (MPL) agonist Eltrombopag

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2008-006143-40-AT
Enrollment
30
Registered
2008-11-12
Start date
2009-07-30
Completion date
Unknown
Last updated
2012-03-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

patients suffering from chronic autoimmune thrombocytopenia the platelet function/activation will be investigated the rise of reticulated platelets and variation of platelet antibodies will be investigated

Interventions

Sponsors

Medizinische Universität Wien, Universitätsklinik Innere Medizin I
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Inclusion Criteria for all groups - Male and female patients with an established chronic autoimmune thrombocytopenia (cAITP) - Age = 18 and 90=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: - History of venous or arterial thromboembolism or stroke - Known coronary heart disease or cardiac arrythmias - Known HIV or Hepatitis C infection - Impaired liver function defined as elevated ALT > 1.5 UNL, Bilirubin more than ULN, Albumin less than normal value - Prothrombin time less than normal value - Elevated creatinine level (> 1.3 ULN) - Unable/unwilling to follow protocol - Previous or active malignancy - Patients who have been included in any other study with Elthrombopag any time before - Patients treated with another investigational product within the last 3 months

Design outcomes

Primary

MeasureTime frame
Main Objective: To determine the effect of the new treatment option on high shear-induced platelet activation, and shear independent platelet activation in patients with cAITP. In vitro addition of agonists shall allow to estimated the functional capacity of platelets. ;Secondary Objective: The rise of reticulated platelets and variation of platelet antibodies shall be docmented.;Primary end point(s): to determine the shear-induced platelet activation to estimate the functional capacity of platelets

Countries

Austria

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026