Vitamin c may cut opioid need after emergency room pain
NCT ID NCT05555576
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether taking high-dose vitamin C for two weeks can lower the amount of opioid pain pills people need after leaving the emergency room with acute muscle or bone pain. About 464 adults will be randomly assigned to receive either vitamin C or a placebo. The goal is to see if vitamin C can safely reduce opioid use and help manage pain.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Hôpital du Sacré-Coeur de Montréal
RECRUITINGMontreal, Quebec, H4J 1C4, Canada
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