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临床试验/2024-517595-38-00
2024-517595-38-00招募中3 期

ASPIRIN - Acetylsalicylic acid versus placebo in addition to a local non-steroidal anti-inflammatory drug in the treatment of thrombotic episodes in superficial venous malformations in children aged 6 to 17 years: a controlled randomised, double-blind, cross-over, multicenter trial

Centre Hospitalier Regional Universitaire De Tours7 个研究点 分布在 1 个国家目标入组 34 人开始时间: 2026年2月25日最近更新:

试验速览

阶段
3 期
状态
招募中
入组人数
34
试验地点
7
主要终点
Evaluation of the efficacy on pain of acetylsalicylic acid + local NSAID versus placebo + local NSAID, administered for a period of 3 days to 14 days

研究概览

简要总结

To evaluate the efficacy of per os acetylsalicylic acid versus placebo, in addition to a local non-steroidal anti-inflammatory drug, on the pain associated with superficial venous thrombosis in children with superficial venous malformations

研究设计

分配方式
Not Applicable
主要目的
Follow-up assessments and visit
盲法
None

入排标准

年龄范围
0 years 至 64 years(18-64 Years, 0-17 Years)
接受健康志愿者

入选标准

  • Patients aged 6 to 17 included
  • Weight ≥ 20 kg
  • Isolated or combined superficial venous malformation, whatever the topography, confirmed by imaging (MRI, CT, Doppler ultrasound), with the presence of phleboliths indicating the occurrence of previous superficial venous thrombosis
  • Complicated by acute thrombotic episodes (2 or more in the previous 12 months)
  • Written consent of the child's legal representatives or of the participant if over 18 years of age
  • Affiliation of a social security scheme
  • Highly effective contraception for young women of childbearing age

排除标准

  • Patients with deep or syndromic venous malformation
  • Patients with known G6PD deficiency
  • Patients with known mastocytosis
  • History of hemarthrosis
  • Simultaneous participation in another biomedical study
  • Constitutional or acquired haemostasis pathology
  • Current treatment affecting haemostasis (anticoagulants, platelet anti-aggregants, oral NSAIDs)
  • Frequent bleeding (epistaxis, other) requiring management
  • Basic treatment of venous malformation (mTOR inhibitor)
  • Active neoplasia or infection (altered coagulation balance)
  • Known allergy to acetylsalicylic acid
  • Patients with galactose intolerance, Lapp lactase deficiency or glucose or galactose malabsorption syndrome
  • Known allergy to NSAIDs
  • Patient with Klippel-Trenaunay syndrome or Cloves syndrome
  • History of peptic ulcer disease or chronic gastritis
  • History of asthma, angioedema, urticaria, or acute rhinitis triggered by diclofenac, acetylsalicylic acid, or other nonsteroidal anti-inflammatory drugs
  • Allergy to one of the excipients of diclofenac gel
  • Injured skin, whatever the lesion: oozing dermatitis, eczema, infected lesions, burns or wounds
  • Pregnant and breastfeeding women
  • Severe renal insufficiency, severe hepatic insufficiency, severe uncontrolled cardiac insufficiency
  • Methotrexate ≥ 20 mg/week

结局指标

主要结局

Evaluation of the efficacy on pain of acetylsalicylic acid + local NSAID versus placebo + local NSAID, administered for a period of 3 days to 14 days

Evaluation of the efficacy on pain of acetylsalicylic acid + local NSAID versus placebo + local NSAID, administered for a period of 3 days to 14 days

次要结局

  • Cumulative consumption of tier 1 and 2 analgesics (indirect reflection of treatment efficacy) over 14 days
  • Impact on the child's quality of life (by measuring the C-DLQI - Children-Quality of Life Index and the CLFMQol - specific Quality Of Life measurement tool for Children with Low-Flow Malformations) at baseline, and after each attack
  • Safety: number of serious and non-serious adverse events in each group
  • Comparison of the impact of experimental treatment and control treatment on coagulation markers during attacks of superficial venous thrombosis in superficial venous malformations, by measuring : CBC, PT, APTT, plasma fibrinogen and D-dimers
  • Impact of the malformation on sleep quality (Fast Score SLEEP VASC) measured once a day for 14 days
  • Functional impairment related to the malformation will be assessed daily using a VAS (visual analog scale, ranging from 0 to 10) (0 no discomfort, 10 maximum discomfort, inability to move a limb or body segment) at baseline and after each follow-up.

研究者

申办方类型
Hospital/Clinic/Other health care facility
责任方
Principal Investigator
主要研究者

Sophie LEDUCQ

Scientific

Centre Hospitalier Regional Universitaire De Tours

研究点 (7)

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