E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
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E.1.1.1 | Medical condition in easily understood language |
Psoriasis is an immune-mediated disease that causes raised, red, scaly patches to appear on the skin |
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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 | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10037153 |
E.1.2 | Term | Psoriasis |
E.1.2 | System Organ Class | 10040785 - Skin and subcutaneous tissue 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 |
•Assess the efficacy of RO5459072 in clearing psoriatic skin |
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E.2.2 | Secondary objectives of the trial |
•Assess early efficacy of RO5459072 after six weeks of treatment
•Assess sustained efficacy of RO5459072 after a four week follow-up period
•Assess the efficacy of RO5459072 in improving the quality of life as measured by the Dermatology Life Quality Index (DLQI)
•Assess the safety and tolerability of RO5459072 given over twelve weeks
•Pharmacokinetics (PK) of RO5459072 in psoriatic participants
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
- Participants must be between 18 and 75 years of age inclusive, at the time of signing the informed consent
- Participants must have a >= 6 month history of plaque psoriasis or pustular psoriasis as confirmed by a dermatologist, with a Psoriasis Area and Severity Index (PASI) score > 10, and a body surface area (BSA) involvement > 10%
- For female participants: Agree to remain abstinent (refrain from heterosexual intercourse) or use a contraceptive method that results in a failure rate of < 1% per year (plus a barrier method in case of hormonal contraception), during the treatment period and for at least 28 days after the last dose of study drug.
- For male participants: Remain abstinent (refrain from heterosexual intercourse) or use a contraceptive method that results in a failure rate of < 1% per year, plus a barrier method, with partners who are WOCBP, or pregnant female partners, to avoid exposing the embryo, during the treatment period and for at least 28 days after the last dose of the drug
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E.4 | Principal exclusion criteria |
- Present with clinically significant underlying disease processes, such as: cancer within the past 5 years, chronic systemic autoimmune condition, severe cardiovascular and respiratory disease any other severe condition that requires intensive treatment
- Any condition, including lab abnormalities, which places the patient at unacceptable risk if the patient were to participate in the study, or may confound the interpretation of trial data
- Patients who have current erythrodermic or guttate psoriasis
- Patients who have drug-induced psoriasis
- Patients treated with any of the following systemic therapies including phototherapy, within 28 days of first study drug dosing, including JAK inhibitors, PDE-4 inhibitors, topical or systemic glucocorticosteriods, retinoids and/or ultraviolet (UV) therapy, and other non-psoriasis prohibited treatments defined in the protocol
- Patients who received adalimumab, infliximab, tocilizumab, canakinumab, or secukinumab within 4 months of first study drug dosing
- Patients who received etanercept or anakinra within 56 days of first study drug dosing
- B cell depleting antibodies are prohibited during the study
- Patients who received ustekinumab within 6 months of first study drug dosing.
- Patients who, upon previous exposure to any of the following treatments failed to show any clinical benefit in the investigator's opinion: alefacept, etanercept, efalizumab, infliximab, secukinumab, ustekinumab, or adalimumab |
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E.5 End points |
E.5.1 | Primary end point(s) |
1. The proportion of participants that achieve a psoriasis area and severity index (PASI)75 (PASI75) response after twelve weeks of treatment |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
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E.5.2 | Secondary end point(s) |
1. The proportion of participants that achieve a PASI50, PASI75, and PASI90 response after six weeks and twelve weeks of treatment, and four weeks after completion of treatment
2. Change of PASI from baseline after six weeks and twelve weeks of treatment, and four weeks after completion of treatment
3. Change of physician’s global assessment score (sIGA) after six weeks and twelve weeks of treatment, and four weeks after completion of treatment
4. Change of DLQI after six weeks and twelve weeks of treatment, and four weeks after completion of treatment
5. Incidence of Adverse events
6. Changes in clinical laboratory values, physical examinations, vital signs, and electrocardiogram (ECG)
7. AUC (area under the curve) of RO5459072
8. Cmax (maximum concentration) of RO5459072
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1-3. At baseline (Day 1), Week 6, Week 12, Week 4 after completion of treatment
4. At baseline (Day 1), Week 6, Week 12, Week 4 after completion of treatment
5-6. Up to 20 weeks
7-8. At baseline (Day 1), Week 6 and Week 12
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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 | Yes |
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 | Yes |
E.6.13.1 | Other scope of the trial description |
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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) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
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 | No |
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 |
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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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The end of the study is defined as the date of the last visit of the last participant in the study (LPLV). |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | |
E.8.9.1 | In the Member State concerned months | |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial months | 10 |