{"ok":true,"data":{"subject":{"kind":"trial","nctId":"NCT02968641","title":"A Study of Lonafarnib With or Without Ritonavir in Patients With HDV","sponsor":"Eiger BioPharmaceuticals","phases":["PHASE2"],"status":"WITHDRAWN","indication":null,"disease":"chronic hepatitis C virus infection"},"rows":[{"n":1,"question":"Is the biology right?","flags":[{"id":"somatic_driver","label":"Somatic driver evidence","value":"no","detail":"None of FNTA, FNTB, CYP3A4, CYP3A5, CYP3A43 has somatic-mutation evidence in chronic hepatitis C virus infection","rule":"Open Targets has somatic-mutation evidence for the target in this cancer","source":{"label":"Open Targets: FNTA in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000168522/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"},"context":[]},{"id":"human_genetic","label":"Human genetic evidence","value":"no","detail":"No germline or somatic evidence for FNTA, FNTB, CYP3A4, CYP3A5, CYP3A43 in chronic hepatitis C virus infection","rule":"Any germline or somatic human genetic evidence for the target in this cancer, counted apart from animal-model and literature evidence","source":{"label":"Open Targets: FNTA in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000168522/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"},"context":[]},{"id":"pediatric_target","label":"Pediatric target","value":"no","detail":"Not on the FDA list","rule":"Target is on FDA's Pediatric Molecular Target List (relevant targets); membership alone neither requires nor waives a study","source":{"label":"FDA Pediatric Molecular Target List (Listed as February 2026 on the FDA Pediatric Oncology page; the file served is 9.7.22_the_relevant_molecular_target_list.xlsx, whose Summary of Changes sheet is headed 'SEPTEMBER 2022 UPDATE' (footnote date 2022-09-01))","url":"https://www.fda.gov/media/191157/download?attachment","date":"2026-11-11T07:05:03Z"},"context":[]},{"id":"haematologic","label":"Haematologic cancer","value":"no","detail":"Solid tumour","rule":"From the indication, or the registry conditions when no indication matches","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"},"context":[{"figure":"Likelihood of approval from phase 1: 7.5% haematologic vs 4.6% solid","dataset":"BIO / Informa / QLS 2021","years":"2011–2020","caveat":"Population-level, not a prediction."}]}],"facts":[{"label":"FNTA (via Lonafarnib)","text":"Open Targets has no association between FNTA and chronic hepatitis C virus infection.","source":{"label":"Open Targets: FNTA in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000168522/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"}},{"label":"FNTB (via Lonafarnib)","text":"Open Targets has no association between FNTB and chronic hepatitis C virus infection.","source":{"label":"Open Targets: FNTB in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000257365/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"}},{"label":"CYP3A4 (via Ritonavir)","text":"Evidence types in chronic hepatitis C virus infection: literature, clinical; literature listed separately from human genetics. Datasources: clinical_precedence, europepmc.","source":{"label":"Open Targets: CYP3A4 in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000160868/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"}},{"label":"CYP3A5 (via Ritonavir)","text":"Evidence types in chronic hepatitis C virus infection: clinical. Datasources: clinical_precedence.","source":{"label":"Open Targets: CYP3A5 in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000106258/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"}},{"label":"CYP3A43 (via Ritonavir)","text":"Evidence types in chronic hepatitis C virus infection: clinical. Datasources: clinical_precedence.","source":{"label":"Open Targets: CYP3A43 in chronic hepatitis C virus infection","url":"https://platform.opentargets.org/evidence/ENSG00000021461/MONDO_0005354","date":"2026-11-12T01:41:10.418Z"}}],"pending":[{"what":"Normal-tissue expression in vital organs","source":"Human Protein Atlas (ticket 36)"},{"what":"Pan-essential in cell lines","source":"DepMap (ticket 36)"},{"what":"Approved drug on this target","source":"Drugs@FDA (ticket 30)"}]},{"n":2,"question":"Can the result be trusted?","flags":[{"id":"randomised","label":"Randomised","value":"yes","detail":"Randomised allocation","rule":"Registry allocation field","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"},"context":[]},{"id":"small_denominator","label":"Small denominator","value":"yes","detail":"0 enrolled; each patient moves a rate by 100 ÷ 0 = – points","rule":"Enrolment under 30; the arithmetic is shown, not a benchmark","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"},"context":[]},{"id":"primary_os","label":"Primary endpoint is overall survival","value":"no","detail":"Change from baseline in HDV viral load at Week 72 visit (end of follow-up)","rule":"A registered primary outcome measure names overall survival","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"},"context":[{"figure":"Non-OS primary endpoint: odds ratio 2.79 for a positive phase 3","dataset":"Otsuka 2021, 400 phase 3 oncology trials","years":"to 2020","caveat":"Shown with the next figure: a surrogate is easier to hit, and often a weak guide to survival."},{"figure":"52% of surrogate-to-OS correlations are low","dataset":"Prasad 2015","years":"published to 2014","caveat":"Shown with the figure above."}]},{"id":"results_overdue","label":"Results overdue","value":"yes","detail":"Primary completion 2021-02-12, 68 months ago; no results posted","rule":"Primary completion (actual) more than 12 months ago and no results posted to the registry","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"},"context":[{"figure":"40.9% of applicable trials report results within a year","dataset":"Results-reporting studies summarised in spec §11","years":"all therapy areas","caveat":"All areas, not oncology only."}]}],"facts":[],"pending":[{"what":"Treated and evaluable counts, assessor, confirmed response, follow-up and data cutoff","source":"Readout extraction (ticket 32)"},{"what":"Primary endpoint changed between registry versions","source":"Registry versions in the store (ticket 32)"}]},{"n":3,"question":"What must it beat?","flags":[],"facts":[],"pending":[{"what":"Control-arm result and approved therapies for the same segment, with label links","source":"Drugs@FDA, FDA labels and readouts (tickets 30, 32)"}]},{"n":4,"question":"Too crowded, or too late?","flags":[],"facts":[{"label":"Stopped on this target","text":"22 terminated, withdrawn or suspended trials of drugs against FNTA; 10 give no reason. Reasons are quoted as the registry gives them on the target page.","source":{"label":"FNTA: what already stopped","url":"/target/ENSG00000168522#stopped","date":"2026-11-12T01:41:10.423Z"}}],"pending":[{"what":"Programs on the target by phase and months behind the leader","source":"Programs and Drugs@FDA (ticket 33)"}]},{"n":5,"question":"Can it be approved, and stay approved?","flags":[{"id":"single_country","label":"Single-country","value":"not published","detail":"The record lists no sites.","rule":"All listed sites are in one country; the share of US sites is shown","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641?tab=locations","date":"2026-11-12T01:41:10.418Z"},"context":[]},{"id":"eu_pip","label":"EU paediatric investigation plan","value":"yes","detail":"EMEA-002537-PIP02-19 (darunavir;ritonavir, Treatment of human immunodeficiency virus (HIV-1) infection): P: decision agreeing on a investigation plan, with or without partial waiver(s) and or deferral(s), 12 Aug 2020; EMA/PE/0000225184 (nirmatrelvir;ritonavir, Treatment of Coronavirus disease 2019 (COVID-19)): PM: decision on the application for modification of an agreed PIP, 6 Dec 2024; EMEA-002516-PIP02-21 (Lonafarnib, Hepatitis D virus infection): P: decision agreeing on a investigation plan, with or without partial waiver(s) and or deferral(s), 8 Jul 2022; EMEA-002588-PIP01-19 (ritonavir;atazanavir (as sulfate), Treatment of human immunodeficiency virus (HIV-1) infection): P: decision agreeing on a investigation plan, with or without partial waiver(s) and or deferral(s), 4 Dec 2019; +6 more","rule":"An EMA PIP decision (agreement, modification or waiver) lists the drug as its active substance, exact name","source":{"label":"EMA data download (dated snapshot)","url":"https://www.ema.europa.eu/en/documents/report/medicines-output-paediatric_investigation_plans-output-json-report_en.json","date":"2026-11-11T09:12:26Z"},"context":[]},{"id":"eu_orphan","label":"EU orphan designation","value":"yes","detail":"EU/3/13/1225 positive 16 Jan 2014: Treatment of hepatitis delta virus infection; EU/3/18/2118 positive 14 Dec 2018: Treatment of Hutchinson-Gilford progeria","rule":"An EU orphan designation lists the drug as its active substance (exact name) or belongs to a medicine that does; withdrawn and expired designations are listed with their status","source":{"label":"EMA data download (dated snapshot)","url":"https://www.ema.europa.eu/en/documents/report/medicines-output-orphan_designations-json-report_en.json","date":"2026-11-11T09:12:26Z"},"context":[]},{"id":"eu_authorised","label":"Authorised in the EU","value":"yes","detail":"Zokinvy: authorised since 18 Jul 2022, orphan medicine, exceptional circumstances; Ritonavir Viatris (previously Ritonavir Mylan): authorised since 9 Nov 2017; Paxlovid: authorised since 28 Jan 2022; Lopinavir/Ritonavir Viatris (previously Ritonavir Mylan): authorised since 14 Jan 2016; +3 more","rule":"An EMA medicine record lists the drug as its active substance or INN, exact name; national-only authorisations are not in this file","source":{"label":"EMA data download (dated snapshot)","url":"https://www.ema.europa.eu/en/documents/report/medicines-output-medicines_json-report_en.json","date":"2026-11-11T09:12:26Z"},"context":[]},{"id":"fda_orphan","label":"FDA orphan designation","value":"not published","detail":"FDA's orphan designation database turns away automated requests, so this app does not read it; search it by hand at the link","rule":"Would be: an FDA orphan designation names the drug","source":{"label":"FDA orphan designations search","url":"https://www.accessdata.fda.gov/scripts/opdlisting/oopd/","date":""},"context":[]},{"id":"fda_ped_approval","label":"FDA pediatric oncology approval","value":"no","detail":"FDA's table lists no pediatric approval of Lonafarnib, Ritonavir","rule":"FDA's Pediatric Oncology Drug Approvals table names the drug","source":{"label":"FDA Pediatric Oncology Drug Approvals (content current as of 2026-03-03)","url":"https://www.fda.gov/about-fda/oncology-center-excellence/pediatric-oncology-drug-approvals","date":"2026-11-12T01:41:10.430Z"},"context":[]},{"id":"studies_under_18","label":"Registered studies open to children","value":"yes","detail":"188 interventional studies of Lonafarnib, Ritonavir include patients under 18; 13 are recruiting, not yet recruiting or active","rule":"The registry's age group includes Child (birth to 17 years), which also counts studies that set no minimum age","source":{"label":"ClinicalTrials.gov search","url":"https://clinicaltrials.gov/search?intr=%22Lonafarnib%22+OR+%22Ritonavir%22&aggFilters=ages%3Achild%2CstudyType%3Aint","date":"2026-11-12T01:41:10.431Z"},"context":[]}],"facts":[{"label":"Caveat","text":"Site counts are not patients per country, and trials registered only outside ClinicalTrials.gov are not covered. Where the sites are is a fact about the record, not a judgement of its quality."},{"label":"Rare pediatric disease voucher","text":"FDA, content current as of 29 Apr 2026: “As of February 3, 2026, enactment of the Consolidated Appropriations Act, 2026, the rare pediatric disease PRV program will sunset after September 30, 2029. FDA may not award any PRVs under this program after September 30, 2029.” Voucher sale prices are not shown here; they appear only as company-reported news.","source":{"label":"FDA: Rare Pediatric Disease Designation and Priority Review Voucher Programs","url":"https://www.fda.gov/industry/medical-products-rare-diseases-and-conditions/rare-pediatric-disease-designation-and-priority-review-voucher-programs","date":"2026-11-11"}}],"pending":[{"what":"Precedent approvals for target, modality and endpoint; accelerated-approval status","source":"Drugs@FDA and FDA accelerated-approval tables (ticket 30)"}]},{"n":6,"question":"Can the sponsor finish?","flags":[],"facts":[{"label":"Sponsor","text":"Eiger BioPharmaceuticals (industry)","source":{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"}},{"label":"study director","text":"Eduardo B Martins, MD, DPhil, Eiger BioPharmaceuticals","source":{"label":"Person page","url":"/person/Eduardo%20B%20Martins%2C%20MD%2C%20DPhil","date":"2026-11-12T01:41:10.418Z"}}],"pending":[{"what":"Filed cash, quarterly spend and the runway arithmetic","source":"SEC XBRL company facts (ticket 37)"},{"what":"Sponsor's completed vs stopped oncology trials and results-reporting record","source":"Registry, by company (ticket 37)"}]}],"limits":"Public records cannot show: sales forecasts; a probability of success for this asset; full deal terms and net prices; FDA designations and action dates before approval (shown only as company-reported); clinical holds unless the company disclosed them; manufacturing; patents on unapproved drugs; whether preclinical findings have been replicated.","sources":[{"label":"ClinicalTrials.gov NCT02968641","url":"https://clinicaltrials.gov/study/NCT02968641","date":"2026-11-12T01:41:10.418Z"},{"label":"Open Targets Platform","url":"https://platform.opentargets.org","date":"2026-11-12T01:41:10.418Z"},{"label":"FDA Pediatric Molecular Target List (Listed as February 2026 on the FDA Pediatric Oncology page; the file served is 9.7.22_the_relevant_molecular_target_list.xlsx, whose Summary of Changes sheet is headed 'SEPTEMBER 2022 UPDATE' (footnote date 2022-09-01))","url":"https://www.fda.gov/media/191157/download?attachment","date":"2026-11-11T07:05:03Z"}]},"source":"ClinicalTrials.gov + Open Targets","fetchedAt":"2026-11-12T01:41:10.416Z"}