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临床试验/NCT00501527
NCT00501527已完成2 期

Immunotherapy With Depigmented and Polymerized Allergen Extract of Phleum Pratense in Patients Suffering From Allergic Rhinoconjunctivitis and/or Asthma

Laboratorios Leti, S.L.2 个研究点 分布在 1 个国家目标入组 80 人开始时间: 2007年9月1日最近更新:
适应症

试验速览

阶段
2 期
状态
已完成
发起方
入组人数
80
试验地点
2
主要终点
Symptom scores

研究概览

简要总结

The objective of this trial is to evaluate the clinical effectiveness of the administration of a depigmented and polymerized allergen extract of Phleum pratense in the rhinoconjunctivitis and/or asthma of slight or moderate intensity, due to allergy to grass pollen.

详细描述

Immunotherapy is a specific treatment for allergic diseases. Unlike conventional pharmacological treatment, immunotherapy is the only treatment that could modify the natural course of allergic disease. This is a prospective double-blind placebo controlled study with three arms of treatment: placebo and two active (one of the active arms will receive a dose that is 10x the dose of the other arm).

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Participant, Investigator)

入排标准

年龄范围
12 Years 至 50 Years(Child, Adult)
性别
All
接受健康志愿者

入选标准

  • Positive clinical history of allergy to Phleum pratense
  • Patients of both gender aged from 12 up to 50 years.
  • Positive prick test to Phleum pratense allergen extracts
  • Specific IgE to Phleum pratense
  • Positive clinical history of allergic rhinoconjunctivitis and/or asthma
  • Written informed consent.

排除标准

  • Use of immunotherapy during the last four years.
  • Any contraindication for the use of immunotherapy in accordance with European Allergy and Clinical Immunology Immunotherapy Subcommittee criteria:
  • Treatment with ß-blockers
  • Coexistence of immunopathological diseases (e.g. of the liver, kidney, the nervous system, thyroid gland, rheumatic diseases) in which autoimmune mechanisms play a role
  • Patients suffering from immune deficiencies
  • Patients with serious psychiatric / psychological disturbances
  • In addition, the following was considered as exclusion criteria:
  • Pregnant or/ in lactation patients
  • Patients aspirin intolerance

结局指标

主要结局

Symptom scores

时间窗: 1 year

次要结局

  • Nasal provocation test(1 year)
  • Dose-response skin prick-test(1 year)
  • Asthma quality of life questionnaire (AQLQ)/Rhinoconjunctivitis quality of life questionnaire (RQLQ)(1 year)
  • Medication scores(1 year)
  • Visual scales(1 year)
  • "In vitro" immunological tests(1 year)
  • Record of adverse events(1 year)

研究者

发起方
Laboratorios Leti, S.L.
申办方类型
Industry

研究点 (2)

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