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 |
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E.1.1.2 | Therapeutic area | Psychiatry and Psychology [F] - Mental Disorders [F03] |
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 | 10039626 |
E.1.2 | Term | Schizophrenia |
E.1.2 | System Organ Class | 10037175 - Psychiatric 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 |
To evaluate the efficacy of lurasidone (SM-13496) 40 mg/day compared with placebo in acutely psychotic subjects with schizophrenia as measured by change from Baseline in Positive and Negative Syndrome Scale (PANSS) total score at Week 6. |
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E.2.2 | Secondary objectives of the trial |
Secondary Objectives
To evaluate the efficacy of lurasidone 40 mg/day compared with placebo as measured by:
• Change from Baseline in PANSS total score at each visit;
• Change from Baseline in Clinical Global Impression – Severity of Illness (CGI-S) score at each visit;
• Change from Baseline in PANSS subscale scores at each visit;
• Change from Baseline in PANSS five-factor model scores at each visit;
• Proportion of subjects who achieve a response, defined as 20% or greater improvement from Baseline in PANSS total score at Week 6;
• Change from Baseline in Calgary Depression Scale for Schizophrenia (CDSS) total scores at Weeks 3 and 6;
• Time from Baseline to all-cause discontinuation.
To evaluate the safety of lurasidone 40 mg/day for 6 weeks compared with placebo.
Other objectives
• To evaluate the quality of life of lurasidone 40 mg/day compared with placebo as measured by Euroqol-5 Dimensions-3 Levels (EQ-5D-3L) index score. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Subject must be fully informed of and understand the objectives, procedures, and possible benefits and risks of the study, and give written informed consent prior to performing any study-related activities. If the subject is considered a minor per local regulations at the time of collection of the informed consent, written consent will be obtained from a legally acceptable representative (guardian) in addition to that obtained from the subject.
2. Subject is ≥ 18 and ≤ 74 years of age, on the day of signing the informed consent.
3. Subject meets DSM-IV-TR criteria for a primary diagnosis of schizophrenia [including disorganized (295.10), paranoid (295.30), or undifferentiated (295.90) subtypes] as established by clinical interview using the MINI 6.0 diagnostic interview with DSM-IV-TR criteria. Note: The diagnosis of schizophrenia and appropriateness of inclusion in the study will be independently confirmed by external review.
4. Subject has a PANSS total score ≥ 80 and a PANSS subscale score ≥ 4 (moderate) on 2 or more of the following PANSS subscale items: delusions (P1), conceptual disorganization (P2), hallucinations (P3), suspiciousness (P6), or unusual thought content (G9) at Screening and Baseline.
5. Subject must have a score of 4 (moderately ill) or higher on the CGI-S at Screening and Baseline.
6. Subject has an acute exacerbation of psychotic symptoms (no longer than 2 months [60 days] prior to the Screening visit) and marked deterioration of function from baseline (by history). Subject must present with exacerbation of mainly positive symptoms (e.g, exacerbation of delusion or hallucination, thought disorder).
7. Subject must be able to be hospitalized from Visit 2 (Washout) through Visit 5 (Week 2) assessments.
8. Female subjects must not be pregnant (must have a negative serum pregnancy test at Screening) or nursing (must not be lactating) and not planning to become pregnant within the projected duration of the study.
9. Female subjects who are of childbearing potential and male subjects whose partners are of childbearing potential must agree to either remain abstinent or use adequate and reliable contraception throughout the study |
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E.4 | Principal exclusion criteria |
1. Subjects with an acute exacerbation of psychotic symptoms > 2 months (60 days) are not eligible for this study.
2. Subjects who have been continuously hospitalized for > 3 months (90 days) immediately prior to screening are not eligible for this study.
3. Subjects who have been continuously hospitalized for ≤ 14 days for acute exacerbation of psychotic symptoms immediately prior to Screening are eligible for this study.
4. Subject has a DSM-IV Axis I or Axis II diagnosis, other than schizophrenia, that has been the primary focus of treatment within 1 year (365 days) of Screening.
5. Subject is considered by the Investigator to be at imminent risk of suicide or injury to self, others, or answers “yes” to “Suicidal Ideation” item 4 or item 5 on the C-SSRS assessment at the Screening visit (in the past month [30 days]) or Baseline.
6. Subject has a prolactin concentration > 100 ng/mL at Screening or has a history of pituitary adenoma.
7. Subject has previous or existing serious cardiovascular, renal, organic brain, hematologic, endocrine, convulsive disease, or other serious medical conditions, or is considered ineligible for the study by the Investigator for any reason.
8. Subject has a history of treatment with clozapine for refractory psychosis or treatment resistant schizophrenia.
9. Subject is receiving a total dose of antipsychotic medication equivalent to ≥ 12.0 mg/day of haloperidol at the Screening visit.
10. Subject requires treatment with any medications that are potent cytochrome P450 (CYP) 3A4 inhibitors or inducers for the period of 14 days prior to Baseline through the end of the study.
11. Subject demonstrates a decrease (improvement) of ≥ 20% in the PANSS total score between Screening and Baseline visits, or the PANSS total score falls below 80 at Baseline.
12. Subject is considered resistant to antipsychotic treatment by the Investigator, defined as per the protocol
13. Subject has received any depot antipsychotic drugs (sustained-release formulation) more recently than the minimum required washout prior to the Screening visit.
14. Subject received fluoxetine within 1 month (30 days) or monoamine oxidase (MAO) inhibitors within 21 days prior to the Screening visit.
15. Subject underwent electroconvulsive therapy within 6 months (180 days) prior to the Screening visit.
16. Subject has a history of neuroleptic malignant syndrome, water intoxication, or paralytic ileus.
17. Subject has any abnormal laboratory parameter at Screening that indicates a clinically significant medical condition as determined by the Investigator.
18. Subjects with type 1 diabetes, or insulin-dependent diabetics are excluded. Subjects with type 2 diabetes subjects are eligible if the protocol-specified conditions are met.
19. Subject demonstrates evidence of acute hepatitis, clinically significant chronic hepatitis, or evidence of clinically significant impaired hepatic function through clinical and laboratory evaluation.
20. Subject has a history of malignancy within 5 years prior to the Screening visit, except for adequately treated basal cell or squamous cell skin cancer or in situ cervical cancer. Pituitary tumors of any duration are excluded.
21. Subject has evidence of any chronic organic disease of the central nervous system (CNS). In addition, subjects must not have a history of persistent neurological symptoms attributable to serious head injury.
22. Subject has any gastrointestinal disorder or condition which may affect normal absorption of study medication.
23. Subject has long QT syndrome or receives treatment with antiarrhythmic drugs of Class 1A or of Class 3 (see Section 24, Appendix V).
24. Subject has previous or existing infection with human immunodeficiency virus (HIV).
25. Subject has a history of hypersensitivity (including drug-induced anaphylaxis, rash, or urticaria) to 2 or more distinct chemical classes of drugs (eg, sulfas and penicillins).
26. Subject has a history of alcohol or substance abuse (DSM-IV-TR criteria) within 3 months (90 days) prior to screening or alcohol or substance dependence (DSM-IV-TR criteria) within 12 months (365 days) prior to screening. The only exceptions include caffeine or nicotine abuse/dependence.
27. Subject tests positive for drugs of abuse at Screening.
28. Subject is considered by the Investigator to be affected by potent central nervous system depressants (including barbiturates and chloral hydrate).
29. Subject has been enrolled in any interventional clinical study, including post-marketing clinical study, within 3 months (90 days) prior to signing the informed consent, or is enrolled in any other interventional clinical studies at the time of the Screening visit.
30. Subject randomized in any other clinical study of lurasidone, or has previously taken LATUDA®.
31. Subject is otherwise considered ineligible for the study by the Investigator.
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E.5 End points |
E.5.1 | Primary end point(s) |
The primary efficacy variable is change from Baseline in PANSS total score at Week 6. |
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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) |
The secondary efficacy variables are:
• Change from Baseline in PANSS total score at Weeks 1, 2, 3, 4, and 5;
• Change from Baseline in CGI-S score at each post-baseline visit;
• Change from Baseline in PANSS subscale scores at each post-baseline visit;
• Change from Baseline in PANSS five-factor model scores at each post-baseline visit. The PANSS five-factor model is defined as follows:
− Negative symptoms: Blunted affect, emotional withdrawal, poor rapport, passive/apathetic social withdrawal, lack of spontaneity and flow of conversation, and active social avoidance;
− Excitement: Excitement, hostility, tension, and poor impulse control;
− Cognitive disorders: Conceptual disorganization, difficulty in abstract thinking, mannerisms and posturing, disorientation, and poor attention;
− Positive symptoms: Delusions, grandiosity, suspiciousness/persecution, and unusual thought content;
− Anxiety/depression: Somatic concern, anxiety, guilt feelings, depression, and preoccupation.
• Proportion of subjects who achieve a response, defined as 20% or greater improvement from Baseline in PANSS total score at Week 6 last observation carried forward (LOCF) endpoint;
• Change from Baseline in CDSS total scores at Weeks 3 and 6;
• Time to all-cause discontinuation from Baseline.
Other Endpoints
• Change from Baseline in EQ-5D-3L index score at Week 6.
Safety Endpoints
• Frequency of adverse events (AEs) or treatment-related AEs, extrapyramidal AEs, serious adverse events (SAEs), and AEs leading to study discontinuation;
• Absolute values and changes from Baseline in:
− Laboratory test values including: measures of glycemic control and lipids;
− Vital signs;
− Body weight, waist circumference, and body mass index (BMI);
− Electrocardiogram (ECG) parameters including QTc interval.
• Proportion of subjects using concomitant antiparkinsonian drugs;
• Change from Baseline in Drug-Induced Extrapyramidal Symptoms Scale (DIEPSS) total score (excluding the overall severity) at each post-baseline visit;
• Frequency of subjects with suicidal behavior and suicidal ideation as measured by the Columbia-Suicide Severity Rating Scale (C-SSRS). |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Various points throughout the protocol |
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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 | 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 | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
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 | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 3 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 11 |
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 |
Japan |
Poland |
Romania |
Russian Federation |
Slovakia |
Ukraine |
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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.8.9.1 | In the Member State concerned years | 0 |
E.8.9.1 | In the Member State concerned months | 11 |
E.8.9.1 | In the Member State concerned days | |
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 | 7 |
E.8.9.2 | In all countries concerned by the trial days | 0 |