E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Primary Immune Deficiency (PID) |
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E.1.1.1 | Medical condition in easily understood language |
Primary immune deficiency is a group of diseases in which part of the body's immune system is missing or functions improperly due to inherited (genetic) defects. |
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E.1.1.2 | Therapeutic area | Diseases [C] - Immune System Diseases [C20] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 17.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10064859 |
E.1.2 | Term | Primary immunodeficiency syndrome |
E.1.2 | System Organ Class | 10010331 - Congenital, familial and genetic disorders |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The purpose of this study is to determine whether a long-term use of a new human immunoglobulin G with proline (IgPro) is safe and effective in the treatment of primary immunodeficiency. |
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E.2.2 | Secondary objectives of the trial |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
- Subjects with primary humoral immunodeficiency who have participated in the study ZLB04_009CR (NCT00419341), namely with a diagnosis of Common Variable Immunodeficiency (CVID) as defined by PAGID (Pan-American Group for Immunodeficiency) and ESID (European Society for Immunodeficiencies) or X-linked Agammaglobulinemia (XLA) as defined by PAGID and ESID
- Women of childbearing potential must be using and agree to continue using medically approved contraception and must have a negative pregnancy test at screening
- Written informed consent
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E.4 | Principal exclusion criteria |
- Ongoing serious bacterial infection at the time of screening
- Malignancies of lymphoid cells such as lymphocytic leukemia, Non-Hodgkin's lymphoma, and immunodeficiency with thymoma
- Hypoalbuminemia, protein-losing enteropathies, and any proteinuria (defined by total urine protein concentration > 0.2 g/L)
- Other significant medical conditions that could increase the risk to the patient
- Females who are pregnant, breast-feeding or planning a pregnancy during the course of the study
- A positive result at screening on any of the following viral markers: Human immunodeficiency virus (HIV), Hepatitis C virus (HCV) or Hepatitis B virus (HBV)
- Aspartate aminotransferase (ASAT) or Alanine aminotransferase (ALAT) concentration > 2.5 times Upper Normal Limit (UNL) at Completion Visit of study ZLB04_009CR (NCT00419341)
- Creatinine concentration > 1.5 times UNL at Completion Visit of study ZLB04_009CR (NCT00419341)
- Participation in a study with an investigational product other than IgPro20 within 3 months prior to enrollment
- Evidence of uncooperative attitude
- Any condition that is likely to interfere with evaluation of the study drug or satisfactory conduct of the trial
- Subjects who are employees at the investigational site, relatives or spouse of the investigator |
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E.5 End points |
E.5.1 | Primary end point(s) |
Annualized Rate of Serious Bacterial Infection
Acute serious bacterial infections included pneumonia, bacteremia/septicemia, osteomyelitis/septic arthritis, bacterial meningitis, and visceral abscess.
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
For the duration of the study, up to approximately 104 weeks |
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E.5.2 | Secondary end point(s) |
1. Annualized Rate of Any Infection
2. Trough Levels of Total Immunoglobulin G (IgG) Serum Concentrations
3. Number of Days Out of Work / School / Kindergarten / Day Care or Inability to Perform Normal Activities Due to Infection
4. Annualized Rate of Days Out of Work / School / Kindergarten / Day Care or Inability to Perform Normal Activities Due to Infection
5. Number of Days of Hospitalization Due to Infection
6. Annualized Rate of Hospitalization Due to Infection
7. Use of Antibiotics for Infection Prophylaxis and Treatment
8. Rate of All AEs by Relatedness and Severity
9. Relatedness and Severity of All AEs (Percentage of Total AEs)
10. Number of Subjects With Any Temporally Associated Adverse Event (AE) Within 24 or 72 Hours After an Infusion
11. Rate of Temporally Associated AEs Within 24 or 72 Hours of an Infusion
12. Number of Subjects Reporting Mild, Moderate, or Severe Local AEs
13. Number of Subjects With Clinically Significant Changes From Baseline to the Completion Visit in Vital Signs
14. Number of Subjects With Clinically Significant Changes From Baseline to the Completion Visit in Routine Laboratory Parameters
15. Number of Subjects With Clinically Significant Changes From Baseline to the Completion Visit in Viral Safety Markers |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1, 3 - 9, 12: For the duration of the study, up to approximately 104 weeks
2: Before infusion at Weeks 1, 24, 48, 72, and 96
10, 11: Within 24 or 72 hours after each infusion
13: At weeks 1, 12, 24, 36, 48, 60, 72, 84, and 96
14, 15: At Week 1, and study completion (approximately 104 weeks) |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | No |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.3 |
Will this trial be conducted at a single site globally?
| No |
E.8.4 | Will this trial be conducted at multiple sites globally? | Yes |
E.8.6 Trial involving sites outside the EEA |
E.8.6.2 | Trial being conducted completely outside of the EEA | Yes |
E.8.6.3 | Specify the countries outside of the EEA in which trial sites are planned |
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E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.2 | In all countries concerned by the trial years | 2 |
E.8.9.2 | In all countries concerned by the trial months | 0 |
E.8.9.2 | In all countries concerned by the trial days | 0 |