Evidence map›Paper›PMID 35061236›Full record

Trial reportClinical drug investigation2022

Safety, Pharmacokinetics and Pharmacodynamics of DS-1040, in Combination with Thrombectomy, in Japanese Patients with Acute Ischemic Stroke.

Nobuyuki Sakai, Masataka Takeuchi, Hirotoshi Imamura, Norihito Shimamura, Shinichi Yoshimura, Hiromichi Naito, Naoto Kimura, Osamu Masuo, Nobuyuki Hirotsune, Kenichi Morita and 7 more

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Clinical drug investigation, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03198715 (A Phase I, Single Blind, Placebo-controlled, Randomized Study to Assess the Safety of DS-1040b in Subjects With Thrombectomy Treated Acute Ischemic Stroke.), which is not on this map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT03198715 nacompletednot on this map

A Phase I, Single Blind, Placebo-controlled, Randomized Study to Assess the Safety of DS-1040b in Subjects With Thrombectomy Treated Acute Ischemic Stroke.

TypeinterventionalSponsorDaiichi Sankyo Co., Ltd.Ran2017 to 2020Enrolled42ConditionsAcute Ischemic StrokeArmsDS1040b, Placebo
3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Review
  4. Review
  5. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

17 authors.

Nobuyuki SakaiKobe City Medical Center General Hospital, 2-1-1 Minatojima Minamimachi, Chuo-ku, Kobe, Hyogo, 650-0047, Japan. n.sakai@siren.ocn.ne.jp.
Masataka TakeuchiSeisho Hospital, Odawara, Kanagawa, Japan.
Hirotoshi ImamuraKobe City Medical Center General Hospital, 2-1-1 Minatojima Minamimachi, Chuo-ku, Kobe, Hyogo, 650-0047, Japan.
Norihito ShimamuraHirosaki University Hospital, Hirosaki, Aomori, Japan.
Shinichi YoshimuraHyogo College of Medicine, Nishinomiya, Hyogo, Japan.
Hiromichi NaitoFunabashi Municipal Medical Center, Funabashi, Chiba, Japan.
Naoto KimuraIwate Prefectural Central Hospital, Morioka, Iwate, Japan.
Osamu MasuoYokohama Municipal Citizen's Hospital, Yokohama, Kanagawa, Japan.
Nobuyuki HirotsuneHiroshima City Hiroshima Citizens Hospital, Hiroshima, Hiroshima, Japan.
Kenichi MoritaNiigata City General Hospital, Niigata, Niigata, Japan.
Kazunori ToyodaNational Cerebral and Cardiovascular Center, Suita, Osaka, Japan.
Hiroshi YamagamiNational Hospital Organization Osaka National Hospital, Osaka, Osaka, Japan.
Hideyuki IshiharaYamaguchi University Hospital, Ube, Yamaguchi, Japan.
Takafumi NakatsuDaiichi Sankyo Co., Ltd, Chuo-ku, Tokyo, Japan.
Naoki MiyoshiDaiichi Sankyo Co., Ltd, Chuo-ku, Tokyo, Japan.
Miharu SudaDaiichi Sankyo Co., Ltd, Chuo-ku, Tokyo, Japan.
Shigeru FujimotoJichi Medical University Hospital, Shimotsuke, Tochigi, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

objectivesDS-1040 is a novel inhibitor of the activated form of thrombin-activatable fibrinolysis inhibitor that may have therapeutic potential in thromboembolic diseases, such as acute ischemic stroke (AIS) or pulmonary embolism. We undertook a Phase I clinical trial to investigate the safety, pharmacokinetics, and pharmacodynamics of DS-1040 in Japanese patients who were eligible for thrombectomy following AIS.

methodsThe trial enrolled patients with AIS due to large vessel occlusion, who were planned for thrombectomy within 8 h of symptom onset. Subjects were randomized to receive a single intravenous infusion of placebo or DS-1040 (0.6, 1.2, 2.4 or 4.8 mg) in a sequential-cohort design. The primary endpoints were the incidence of intracranial hemorrhage (ICH) and major extracranial bleeding within 36 and 96 h, respectively, of treatment initiation. Treatment-emergent adverse events (TEAEs) and pharmacokinetic/pharmacodynamic parameters were also assessed.

resultsNine patients received placebo and 32 patients received DS-1040. There were no cases of symptomatic ICH or major extracranial bleeding with either placebo or DS-1040 after 36 and 96 h. One patient, who received DS-1040 0.6 mg, experienced a subarachnoid hemorrhage that was considered to be drug-related. Three patients died (2 placebo, 1 DS-1040), but no deaths were adjudicated as study drug-related. In vivo exposure to DS-1040 increased in proportion to dosage, but no clear dose-response relationship was seen for D-dimer levels and thrombin-activatable fibrinolysis inhibitor activity.

conclusionsSingle doses of DS-1040 0.6-4.8 mg were well tolerated in Japanese patients with AIS undergoing thrombectomy. CLINICAL TRIAL REGISTRATION NUMBER: NCT03198715; JapicCTI-163164.

Indexed as

Brain IschemiaIschemic StrokeStrokeAnticoagulantsHemorrhageHumansJapanThrombectomyTreatment OutcomeAnticoagulants

Identifiers

PMID35061236
PMCPMC8844171

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.