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Browse the failure-mode index

12,246 real negative results, null findings, and replication failures in Medicine. Search the index →

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record compiled from open scholarly databases; the abstract is shown in full only where the paper is openly licensed, otherwise a short excerpt under fair use. Classifications are automated and approximate.

Negative / Null Result ReportMedicine

Drug profile: galcanezumab for prevention of cluster headache.

Mudugal D, Monteith TS · 2021 · Expert review of neurotherapeutics

Introduction : Cluster headache [CH] is a severely disabling trigeminal autonomic cephalalgia [TAC]. Approximately 1 in 1,000 adults are affected by CH. Calcitonin gene-related peptide [CGRP] is an important mediator in the pathophysiology…

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Negative / Null Result ReportMedicine

Reexamination of the Embolic Stroke of Undetermined Source Concept.

Albers GW, Bernstein R, Brachmann J et al. · 2021 · Stroke

Occult atrial fibrillation (AF) is a leading cause of stroke of unclear cause. The optimal approach to secondary stroke prevention for these patients remains elusive. The term embolic stroke of undetermined source (ESUS) was coined to…

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Failed Experiment ReportOpen accessMedicine

Interpreting clinical trial outcomes complicated by placebo response with an assessment of false-negative and true-negative clinical trials in depression using propensity-weighting.

Gomeni R, Hopkins S, Bressolle-Gomeni F et al. · 2023 · Translational psychiatry

The objective of this study was to evaluate the performances of the propensity score weighted (PSW) methodology in a post-hoc re-analysis of a failed and a negative RCTs in depressive disorders. The conventional study designs,…

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Negative / Null Result ReportMedicine

RETRACTED: F173. Negative Trial of Scopolamine in Major Depressive Disorder Does Not Demonstrate Neurophysiological Changes Seen With the Antidepressant Response of Ketamine.

Park L, Furey M, Nugent A et al. · 2018 · Biological psychiatry

This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/about/our-business/policies/article-withdrawal). This conference abstract has been retracted at the request of author Maura Furey,…

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Negative / Null Result ReportOpen accessMedicine

Efficacy of a tight-control and treat-to-target strategy in axial spondyloarthritis: results of the open-label, pragmatic, cluster-randomised TICOSPA trial.

Molto A, López-Medina C, Van den Bosch FE et al. · 2021 · Annals of the rheumatic diseases

Objectives To compare the benefits of a tight-control/treat-to-target strategy (TC/T2T) in axial spondyloarthritis (axSpA) with those of usual care (UC). Methods Pragmatic, prospective, cluster-randomised, controlled, open, 1-year trial…

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Negative / Null Result ReportOpen accessMedicine

Biological and clinical insights from a randomized phase 2 study of an anti-oncostatin M monoclonal antibody in systemic sclerosis.

Denton CP, Del Galdo F, Khanna D et al. · 2022 · Rheumatology (Oxford, England)

Objectives The cytokine oncostatin M (OSM) is implicated in the pathology of SSc. Inhibiting OSM signalling using GSK2330811 (an anti-OSM monoclonal antibody) in patients with SSc has the potential to slow or stop the disease process.…

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Replication FailureOpen accessMedicine

Factors Associated With Loss of Fecal Biomarker Accuracy During Routine Assessment of Inflammatory Bowel Disease.

Kendall C, Swaminathan A, Borichevsky GM et al. · 2026 · JGH open : an open access journal of gastroenterology and hepatology

Background Fecal calprotectin (fCal) and fecal myeloperoxidase (fMPO) have been proposed as biomarkers for monitoring inflammatory bowel disease (IBD); however, their reliability is not fully established. This study investigated clinical…

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Negative / Null Result ReportOpen accessMedicine

Treatment of indolent systemic mastocytosis with sarilumab is not supported in a randomized trial.

Komarow HD, Wang J, Eisch R et al. · 2025 · The journal of allergy and clinical immunology. Global

Background Indolent systemic mastocytosis is a clonal mast cell disease that results in an increase in mast cells in the skin, bone marrow, and other organ systems. IL-6 has been shown to promote mast cell maturation, proliferation, and…

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Negative / Null Result ReportOpen accessMedicine

Why anticoagulant studies on sepsis fail frequently --- start with SCARLET.

Guo JY, Lin HY · 2023 · Chinese journal of traumatology = Zhonghua chuang shang za zhi

The Sepsis Coagulopathy Asahi Recombinant LE Thrombomodulin (SCARLET) trial has many defects, and thus cannot be the terminator of recombinant thrombomodulin (rTM). On the contrary, it provides sufficient evidence for further research.…

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Negative / Null Result ReportMedicine

Hippocampal avoidance prophylactic cranial irradiation (HA-PCI) for small cell lung cancer reduces hippocampal atrophy compared to conventional PCI.

de Ruiter MB, Groot PFC, Deprez S et al. · 2023 · Neuro-oncology

Background Reducing radiation dose to the hippocampus with hippocampal avoidance prophylactic cranial irradiation (HA-PCI) is proposed to prevent cognitive decline. It has, however, not been investigated whether hippocampal atrophy is…

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Negative / Null Result ReportOpen accessMedicine

Paclitaxel With or Without Cixutumumab as Second-Line Treatment of Metastatic Esophageal or Gastroesophageal Junction Cancer: A Randomized Phase II ECOG-ACRIN Trial.

Stockton S, Catalano P, Cohen SJ et al. · 2023 · The oncologist

Background Patients with advanced esophageal cancer carry poor prognoses; limited data exist to guide second-line therapy in the metastatic setting. Paclitaxel has been used yet is associated with limited efficacy. There is preclinical…

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Failed Experiment ReportOpen accessMedicine

Virome drift in ulcerative colitis patients: faecal microbiota transplantation results in minimal phage engraftment dominated by microviruses.

Jansen D, Deleu S, Caenepeel C et al. · 2025 · Gut microbes

Ulcerative colitis (UC) is an inflammatory bowel disease characterized by recurrent colonic inflammation. Standard treatments focus on controlling inflammation but remain ineffective for one-third of patients. This underscores the need for…

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Negative / Null Result ReportMedicine

Quantitative Analysis of Serial Positron Emission Tomography Imaging in Men with Metastatic Castration-resistant Prostate Cancer Treated with Enzalutamide.

Gandhy SU, Karzai FH, Bilusic M et al. · 2024 · European urology oncology

Background The emergence of positron emission tomography (PET) in prostate cancer is impacting clinical practice, but little is known about PET imaging as a tool to determine treatment failure in metastatic castration-resistant prostate…

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Failed Experiment ReportMedicine

A randomized phase II/III study of paclitaxel/carboplatin/metformin versus paclitaxel/carboplatin/placebo as initial therapy for measurable stage III or IVA, stage IVB, or recurrent endometrial cancer: An NRG oncology/GOG study.

Bae-Jump VL, Sill MW, Gehrig PA et al. · 2025 · Gynecologic oncology

Introduction We evaluated the efficacy of the addition of the anti-diabetic drug metformin to standard-of-care paclitaxel and carboplatin (PC) in patients with advanced and recurrent endometrial cancer (EC). Methods In this phase II/III…

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Failed Experiment ReportMedicine

A critical question for cancer therapy: what new targets exist?

Rosell R, Karachaliou N, Codony J et al. · 2014 · Translational lung cancer research

Designing molecular targeted therapy with high specificity based on novel tumor biomarkers is a high priority in lung cancer research. Several molecular aberrations have been already identified in non-small cell lung cancer (NSCLC), with…

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Methods Dead-EndOpen accessMedicine

Cost-effectiveness of closed incision negative pressure wound therapy in preventing surgical site infection among obese women giving birth by caesarean section: An economic evaluation (DRESSING trial).

Whitty JA, Wagner AP, Kang E et al. · 2023 · The Australian & New Zealand journal of obstetrics & gynaecology

Background There is growing evidence regarding the potential of closed incision negative pressure wound therapy (ci-NPWT) to prevent surgical site infections (SSIs) in healing wounds by primary closure following a caesarean section (CS).…

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Failed Experiment ReportMedicine

Tolerability of bevacizumab and chemotherapy in a phase 3 clinical trial with human epidermal growth factor receptor 2-negative breast cancer: A trajectory analysis of adverse events.

Ip EH, Saldana S, Miller KD et al. · 2021 · Cancer

Background E5103 was a study designed to evaluate the efficacy and safety of bevacizumab. It was a negative trial for the end points of invasive disease-free survival and overall survival. The current work examines the tolerability of…

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