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临床试验/NCT05835401
NCT05835401已完成不适用

Effects of Dietary Nitrate Intake on Cardiovascular Performance in Response to Hand Grip Test in Bodybuilders

University of Sao Paulo1 个研究点 分布在 1 个国家目标入组 13 人开始时间: 2023年4月17日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
13
试验地点
1
主要终点
1. Values of systolic and diastolic blood pressure (mmHg)

研究概览

简要总结

Through a randomized, crossover, double-blind, placebo-controlled clinical trial, 20 bodybuilders will participate a acute-day trial with two intervention protocols: 1) placebo and 2) nitrate; in which will ingest beet juice with or without NO3 in its composition with a 7-day washout interval.

研究设计

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

入排标准

年龄范围
18 Years 至 45 Years(Adult)
性别
Male
接受健康志愿者

入选标准

  • Anabolic steroid use in the past or actually;
  • Participation at least one bodybuilding competition;

排除标准

  • Previous history of acute myocardial infarction and/or stroke;
  • Allergy or intolerance to nitrate, gluten, or milk;
  • Medications (proton pump inhibitors, beta-blockers, calcium channels antagonists).

结局指标

主要结局

1. Values of systolic and diastolic blood pressure (mmHg)

时间窗: up to 2 years

次要结局

  • Plasmatic concentrations of nitrate and nitrite (mmol/L)(up to 2 years)
  • Values of heart rate variability (ms)(up to 2 years)
  • Values of heart rate (beats per minute)(up to 2 years)
  • Values of hand grip strength (kgF)(up to 2 years)
  • Plasmatic concentrations of nitrate and nitrite (mmol/L)(up to 2 years)
  • Values of heart rate variability (ms)(up to 2 years)
  • Values of heart rate (beats per minute)(up to 2 years)
  • Macrovascular function (Flow mediated dilatation%)(up to 2 years)
  • Values of hand grip strength (kgF)(up to 2 years)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Cicero Jonas R Benjamim

Principal investigator

University of Sao Paulo

研究点 (1)

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