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Abstract Objective: In a previous large multi-national trial, roluperidone (MIN-101) a compound with antagonistic properties for 5 HT2A, sigma2 and 1A-adrenergic receptors demonstrated statistically significant efficacy

Key Takeaway: 3 Authors: Michael Davidson1,2 MD, Jay Saoud1 PhD, Corinne Staner3 MD, Nadine Noel3 PhD, Sandra Werner3 PhD, Elisabeth Luthringer3 RN, Philip Harvey PhD, Gregory Strauss PhD, Mark Weiser4MD, Remy Luthringer1 PhD Efficacy and safety of roluperidone for the treatment of negative

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3 Authors: Michael Davidson1,2 MD, Jay
Saoud1 PhD, Corinne Staner3 MD, Nadine Noel3 PhD, Sandra Werner3 PhD, Elisabeth Luthringer3 RN, Philip Harvey PhD, Gregory Strauss PhD, Mark Weiser4MD, Remy Luthringer1 PhD Efficacy and safety of roluperidone for the treatment of negative
symptoms of schizophrenia Study registration: Eudra-CT: 2017-003333-29; NCT03397134 Affiliations: (1) Minerva Neurosciences; (2) Nicosia University Medical School; (3) PPRS, (4) University of Tel Aviv School of Medicine (6) University of Miami
Miller School of Medicine (7) University of Georgia Minerva Neurosciences is the sponsor of the trials Exhibit 99.1
Abstract Objective: In a previous large
multi-national trial, roluperidone (MIN-101) a compound with antagonistic properties for 5 HT2A, sigma2 and 1A-adrenergic receptors demonstrated statistically significant efficacy in reducing negative symptoms and good tolerability
in stable schizophrenia patients. The objective of the current study was to confirm roluperidone's efficacy, safety, and tolerability in similar schizophrenia patients. Methods: Roluperidone 32 mg/day, roluperidone 64 mg/day, or placebo was
administered for 12 weeks to 513 schizophrenia patients with moderate to severe negative symptoms. The primary endpoint was the PANSS-derived Negative Symptoms Factor Score (NSFS) (Marder negative symptoms subscore) and the key secondary endpoint
was Personal and Social Performance scale (PSP) total score. Results. NSFS scores were lower (improved) for roluperidone 64 mg compared to placebo and marginally missing statistical significance for the intent-to-treat (ITT) analysis set (p
0.064) but reaching nominal significance (p 0.044) for the modified-ITT (mITT)* set. Change in PSP total score was significantly higher (better) on roluperidone 64 mg compared to placebo for ITT and mITT (p 0.021 and p
0.017, respectively). Conclusions: Results of this trial confirm roluperidone's potential for the treatment of negative symptoms of schizophrenia leading to better daily functioning. * Modified ITT excluded 17/513 patients before the data lock
and unblinding because of behavioural and physiologic implausible data
Trial design and patient population 12
weeks double blind 32 mg/day, 64 mg/day or placebo in 1/1/1 ratio, followed by 9 months open label phase DSM-5 schizophrenia Baseline score 20 on the PANSS negative symptoms subscale Symptomatically stable for 6 months A score <4 on
the PANSS P-4excitement/hyperactivity P-6suspiciousness/persecution P-7hostility G-8uncooperativeness G-14 poor impulse control Upper threshold based on agitation/hostility rather than psychosis
NSFS Score - Double-Blind Primary
Endpoint , mITT Improvement Decision to exclude one site because of questionable data quality was taken before the data blinding was removed
Other key efficacy parameters The
relapse rate during the OLE, defined as patients being withdrawn from the trial due to worsening of symptoms of psychosis, was 15 patients out of 166 patients (9%) in the 32 mg arm and 10 patients out of 167 patients (6%) in the 64 mg arm. Over the
one-year duration the relapse rate was 11.7% overall. CGI-S PANSS Total Score PANSS Positive Symptoms Score Reduced Emotional Experience Score
Phase 2b study showed improvements
in NS over 12 weeks and 36 weeks in both doses and stable positive symptoms Core 12-week phase: Statistically significant improvements in the primary endpoint 12-Week DB & 24-week extension phase Core Phase Extension Phase Source: Davidson et
Roluperidone showing improvement in
both "Experience" & "Expression" of Negative Symptoms These results are consistent with improvements observed in other scales such as PSP (Personal & Social Performance Scale)
How much does the assessment
Discussion Roluperidone administered
as monotherapy may improve negative symptoms and social functioning in patients suffering from schizophrenia and moderate to severe negative symptoms. Monotherapy, rather than add-on to antipsychotics, design was selected for two trials because:
antipsychotics may produce secondary negative symptoms such as rigidity, akathisia and sedation hence confounding the effects of the experimental compound antipsychotics by blocking DA receptors and interfering with brain reward circuits, might
enhance negative symptoms It is possible that a subgroup of patients with stable positive symptoms, low level of symptoms related to agitation and moderate to severe negative symptoms can maintain symptomatic stability in absence of maintenance
treatment with antipsychotic drugs
Last updated: Dec 8, 2021