63. 特発性血小板減少性紫斑病 Idiopathic thrombocytopenic purpura Clinical trials / Disease details
臨床試験数 : 391 / 薬物数 : 235 - (DrugBank : 50) / 標的遺伝子数 : 49 - 標的パスウェイ数 : 139
| No. | TrialID | Date_ enrollment | Date_ registration | Public_title | Scientific_title | Condition | Intervention | Primary_ sponsor | Secondary_ sponsor | Recruitment_ Status | Inclusion_ agemin | Inclusion_ agemax | Inclusion_ gender | Target_ size | Phase | Countries |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | EUCTR2011-000830-12-GR (EUCTR) | 16/11/2012 | 08/10/2012 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 15.0;Level: HLGT;Classification code 10035534;Term: Platelet disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 15.0;Level: PT;Classification code 10043554;Term: Thrombocytopenia;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 84 | Phase 3 | Hong Kong;Slovakia;Greece;Ukraine;Czech Republic;Poland;Belgium;Singapore;Romania;Australia;South Africa;Bulgaria;Netherlands;New Zealand;China | ||
| 2 | EUCTR2011-000830-12-NL (EUCTR) | 28/08/2012 | 23/08/2011 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 16.1;Level: HLGT;Classification code 10035534;Term: Platelet disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 16.1;Level: PT;Classification code 10043554;Term: Thrombocytopenia;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 49 | Phase 3 | Czech Republic;Slovakia;Greece;Belgium;Poland;Ukraine;Singapore;Australia;Bulgaria;South Africa;Netherlands;New Zealand | ||
| 3 | NCT01433978 (ClinicalTrials.gov) | March 26, 2012 | 13/9/2011 | A Phase 3, Multicenter, Randomized, Double-blind,Active-controlled, Parallel-group Trial With an Open-labelExtension Phase to Evaluate the Efficacy and Safety of OralE5501 Versus Eltrombopag, in Adults With Chronic ImmuneThrombocytopenia (Idiopathic Thrombocytopenic Purpura) | A Phase 3, Multicenter, Randomized, Double-blind, Active-controlled, Parallel-group Trial With an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Versus Eltrombopag, in Adults With Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) | Idiopathic Thrombocytopenic Purpura | Drug: Eltrombopag;Drug: Avatrombopag;Drug: Standard of care | Eisai Inc. | NULL | Terminated | 18 Years | 99 Years | All | 24 | Phase 3 | United States |
| 4 | EUCTR2011-000830-12-CZ (EUCTR) | 19/01/2012 | 03/11/2011 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 14.1;Level: HLGT;Classification code 10035534;Term: Platelet disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 14.1;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;Level: PT;Classification code 10043554;Term: Thrombocytopenia;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 49 | Phase 3 | Czech Republic;Slovakia;Greece;Poland;Belgium;Ukraine;Singapore;Australia;South Africa;Bulgaria;Netherlands;New Zealand | ||
| 5 | EUCTR2011-000830-12-PL (EUCTR) | 16/01/2012 | 17/11/2011 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 16.1;Level: HLGT;Classification code 10035534;Term: Platelet disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 16.1;Level: PT;Classification code 10043554;Term: Thrombocytopenia;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 49 | Phase 3 | Slovakia;Greece;Ukraine;Austria;Czech Republic;Poland;Belgium;Singapore;Romania;South Africa;Bulgaria;Netherlands;New Zealand | ||
| 6 | EUCTR2011-000830-12-BE (EUCTR) | 30/12/2011 | 20/09/2011 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 14.1;Level: HLGT;Classification code 10035534;Term: Platelet disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 14.1;Level: PT;Classification code 10043554;Term: Thrombocytopenia;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 84 | Phase 3 | Hungary;Czech Republic;Belgium;Poland;Portugal;Hong Kong;Slovakia;Greece;Ukraine;Singapore;Romania;Croatia;Australia;South Africa;Bulgaria;Netherlands;New Zealand;China | ||
| 7 | EUCTR2011-000830-12-BG (EUCTR) | 21/12/2011 | 12/12/2011 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 14.1;Level: HLGT;Classification code 10035534;Term: Platelet disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 14.1;Level: PT;Classification code 10043554;Term: Thrombocytopenia;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 84 | Phase 3 | Portugal;Hong Kong;Slovakia;Greece;Ukraine;Hungary;Czech Republic;Poland;Belgium;Singapore;Romania;Croatia;Australia;Bulgaria;South Africa;Netherlands;New Zealand;China | ||
| 8 | EUCTR2011-000830-12-SK (EUCTR) | 28/09/2011 | 26/08/2011 | A Study on the Effect of E5501 (study drug) in Adults with Chronic Immune Thrombocytopenia | A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Trial with an Open-label Extension Phase to Evaluate the Efficacy and Safety of Oral E5501 Plus Standard of Care for the Treatment of Thrombocytopenia in Adults with Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) - Not applicable | Chronic Immune Thrombocytopenia (Idiopathic Thrombocytopenic Purpura) MedDRA version: 14.0;Level: PT;Classification code 10043554;Term: Thrombocytopenia;System Organ Class: 10005329 - Blood and lymphatic system disorders MedDRA version: 14.0;Level: HLGT;Classification code 10035534;Term: Platelet disorders;Level: SOC;Classification code 10005329;Term: Blood and lymphatic system disorders;Level: LLT;Classification code 10036735;Term: Primary thrombocytopenia;System Organ Class: 10005329 - Blood and lymphatic system disorders;Therapeutic area: Diseases [C] - Blood and lymphatic diseases [C15] | Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 Product Name: E5501 Product Code: E5501 INN or Proposed INN: Avatrombopag (proposed) Other descriptive name: AKR-501, YM-477 | Eisai Limited | NULL | Not Recruiting | Female: yes Male: yes | 84 | Phase 3 | Portugal;Slovakia;Greece;Ukraine;Hungary;Czech Republic;Poland;Belgium;Singapore;Romania;Croatia;Australia;South Africa;Bulgaria;Netherlands;New Zealand;China | ||
| 9 | EUCTR2006-003700-18-PT (EUCTR) | 04/06/2007 | 06/02/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Portugal;Germany;Czech Republic;United Kingdom;Netherlands;Belgium;France;Italy;Austria | |||
| 10 | EUCTR2006-003700-18-CZ (EUCTR) | 25/05/2007 | 07/02/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Portugal;Germany;United Kingdom;Czech Republic;Netherlands;Belgium;France;Italy;Austria | |||
| 11 | EUCTR2006-003700-18-DE (EUCTR) | 08/05/2007 | 25/04/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Portugal;Czech Republic;United Kingdom;Germany;Netherlands;Belgium;France;Italy;Austria | |||
| 12 | EUCTR2006-003700-18-BE (EUCTR) | 26/03/2007 | 21/03/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Phase 3 | Austria;Netherlands;Germany;Italy;United Kingdom;Portugal;France;Czech Republic;Belgium | ||
| 13 | EUCTR2006-003700-18-GB (EUCTR) | 08/03/2007 | 01/01/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Phase 3 | Portugal;France;Czech Republic;Belgium;Austria;Netherlands;Germany;Italy;United Kingdom | ||
| 14 | EUCTR2006-003700-18-AT (EUCTR) | 05/02/2007 | 21/12/2006 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Portugal;Germany;Czech Republic;United Kingdom;Netherlands;Belgium;France;Italy;Austria | |||
| 15 | EUCTR2006-003700-18-FR (EUCTR) | 31/01/2007 | 11/01/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Phase 3 | Portugal;France;Czech Republic;Belgium;Austria;Netherlands;Germany;Italy;United Kingdom | ||
| 16 | EUCTR2006-003700-18-NL (EUCTR) | 29/01/2007 | 12/09/2007 | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open- label Study Evaluating the Efficacy and Tolerability of AMG 531 versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects with Immune (Idiopathic) Thrombocytopenic Purpura | Immune (idiopathic) thrombocytopenic purpura (ITP) MedDRA version: 8.1;Level: PT;Classification code 10021245;Term: Idiopathic thrombocytopenic purpura | Product Name: AMG 531 Product Code: AMG 531 INN or Proposed INN: AMG 531 | Amgen Inc. | NULL | Not Recruiting | Female: yes Male: yes | 210 | Portugal;Germany;Czech Republic;United Kingdom;Netherlands;Belgium;France;Italy;Austria | |||
| 17 | NCT00415532 (ClinicalTrials.gov) | December 1, 2006 | 21/12/2006 | Romiplostim (AMG 531) Versus Medical Standard of Care for Immune (Idiopathic) Thrombocytopenic Purpura | A Randomized, Controlled, Open-label Study Evaluating the Efficacy and Tolerability of AMG 531 Versus Medical Standard of Care as Chronic Therapy for Non-splenectomized Subjects With Immune (Idiopathic) Thrombocytopenic Purpura | Idiopathic Thrombocytopenic Purpura;Thrombocytopenia;Thrombocytopenia in Subjects With Immune (Idiopathic) Thrombocytopenic Purpura (ITP);Thrombocytopenic Purpura | Drug: Medical Standard of Care for ITP;Biological: Romiplostim | Amgen | NULL | Completed | 18 Years | N/A | All | 234 | Phase 3 | Australia;Austria;Belgium;Canada;Czech Republic;France;Germany;Italy;Netherlands;Poland;Spain;Switzerland;United Kingdom;United States |