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Randomized, Placebo-controlled Parallel Group Clinical Trial of Nicotinamide Riboside to Evaluate NAD+ Levels in Individuals With Persistent Cognitive and Physical Symptoms After COVID-19 Illness ("Long-COVID")

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Trial Profile

Randomized, Placebo-controlled Parallel Group Clinical Trial of Nicotinamide Riboside to Evaluate NAD+ Levels in Individuals With Persistent Cognitive and Physical Symptoms After COVID-19 Illness ("Long-COVID")

Status: Completed
Phase of Trial: Phase IV

Latest Information Update: 11 Dec 2025

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At a glance

  • Drugs Nicotinamide riboside (Primary)
  • Indications Cognition disorders
  • Focus Therapeutic Use
  • Acronyms Long-COVID; Long-haulers

Most Recent Events

  • 08 Dec 2025 New trial record
  • 13 Nov 2025 According to Niagen Biosciences, Primary endpoint (Effect of Niagen on NAD+ and Cognitive Functioning) has not been met.
  • 13 Nov 2025 Results presented in the Niagen Biosciences Media Release

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