E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated | C3 glomerulopathy (C3G) or immune complex membranoproliferative glomerulonephritis (IC-MPGN) | |
E.1.1.1 | Medical condition in easily understood language | Rare kidney disease which can reoccur after a kidney transplant. | |
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 | 20.0 | E.1.2 | Level | SOC | E.1.2 | Classification code | 10038359 | E.1.2 | Term | Renal and urinary disorders | E.1.2 | System Organ Class | 10038359 - Renal and urinary disorders | |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 | E.1.2 | Level | PT | E.1.2 | Classification code | 10077827 | E.1.2 | Term | C3 glomerulopathy | E.1.2 | System Organ Class | 10038359 - Renal and urinary disorders | |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.1 | E.1.2 | Level | LLT | E.1.2 | Classification code | 10027168 | E.1.2 | Term | Membranoproliferative glomerulonephritis | E.1.2 | System Organ Class | 10038359 - Renal and urinary disorders | |
E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial | The primary objective of this study is to establish the long-term safety and efficacy of pegcetacoplan in participants with C3G or IC-MPGN | |
E.2.2 | Secondary objectives of the trial | An additional exploratory objective is to characterize the long-term effects of treatment with pegcetacoplan in participants with C3G or IC-MPGN, including PK, pharmacodynamics (PD), and immunogenic response. | |
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria | 1.completed participation in Study APL2-C3G -310 through the week 52 visit requirements 2.experienced clinical benefit from pegcetacoplan while participating in the previous trial, in the opinion of the investigator 3.must remain on a stable regimen for C3G or IC -MPGN treatment according to the requirements of Study APL2-C3G -310 4.received vaccinations against S pneumoniae, N meningitidis (types A, C, W, Y, and B), and H influenzae (type B) according to the requirements of Study APL2-C3G -310 and agree to receive any additional vaccinations recommended according to ACIP recommendations for adults or children with complement deficiencies and/or immunocompromising conditions or other similar local applicable guidelines 5.Female participants of childbearing potential, defined as any woman who has experienced menarche and who is not permanently sterile or postmenopausal, must have a negative urine pregnancy test at v isit 1 and must agree to use protocol-defined methods of contraception for the duration of the study through at least 90 days after receiving the last dose of pegcetacoplan. 6.Male participants must agree to use protocol-defined methods of contraception and agree to refrain from donating semen for the duration of the study through at least 90 days after receiving the last dose of pegcetacoplan. 7.Participants above the legal age of consent, in accordance with local regulations, must be willing and able to provide informed consent. The legally authorized representative of participants under the legal age of consent must be willing and able to provide informed consent; where appropriate, participants under the legal age of consent must also give their assent to participation in the study. 8.willing and able to self-administer pegcetacoplan or have an identified caregiver who can perform the administration | |
E.4 | Principal exclusion criteria | 1.female participants who are or are planning to become pregnant or who are currently breastfeeding and are unwilling to discontinue for the duration of the study and for at least 90 days after the final dose of study drug 2.inability or unwillingness to cooperate with the requirements of the protocol 3.any condition that, in the opinion of the investigator, creates an undue risk for the participantby participating in the study or is likely to confound interpretation of the study results 4.evidence of ongoing drug or alcohol abuse or dependence, in the opinion of the investigator | |
E.5 End points |
E.5.1 | Primary end point(s) | The primary efficacy endpoint is the proportion of participants with a reduction in urine protein-to-creatinine ratio (uPCR) of at least 50% from the pretreatment value over time. | |
E.5.1.1 | Timepoint(s) of evaluation of this end point | |
E.5.2 | Secondary end point(s) | •the proportion of participants with estimated glomerular filtration rate (eGFR) values that are stable or improved from pretreatment values over time •the proportion of participants achieving proteinuria <1 g/day over time •change from pretreatment in uPCR values over time •change from pretreatment in eGFR values over time •for participants with pretreatment serum albumin levels below the lower limit of normal (LLN), the proportion of participants with normalization of serum albumin levels over time •for participants with pretreatment serum C3 levels below the LLN, the proportion of participant s with normalization of serum C3 levels over time •the proportion of participants with progression to a clinical composite outcome (at least one of the following: doubling of serum creatinine, progression to chronic kidney disease stage 5 or ESRD, renal transplantation, or death) over time | |
E.5.2.1 | Timepoint(s) of evaluation of this end point | (eGFR), uPCR, serum albumin level values over time | |
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 | No |
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.8.2.4 | Number of treatment arms in the trial | 1 |
E.8.3 | The trial involves single site in the Member State concerned | Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 44 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned | Argentina | Australia | Brazil | Canada | Israel | Japan | Korea, Republic of | Peru | United States | Switzerland | Austria | Belgium | Bulgaria | Czechia | France | Germany | Italy | Netherlands | Poland | Spain | United Kingdom | |
E.8.7 | Trial has a data monitoring committee | Yes |
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 | The end of the study will be when the last participant has completed their last visit as indicated in the schedule of activities (Table 1) or has withdrawn from the study as described in Section 7.3 of the protocol or as requested by the sponsor | |
E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial years | 4 |
E.8.9.2 | In all countries concerned by the trial months | 2 |