Using vitamin C to prevent pain syndrome after wrist fractures

The Role of Vitamin c Supplementation in the Prevention of CRPS Following Distal Radius Fractures: a Randomized Control Study

PHASE4 · Damascus University · NCT05842395

This study is testing if taking vitamin C can help prevent painful complications after wrist fractures in adults.

Quick facts

PhasePHASE4
Study typeInterventional
Enrollment220 (estimated)
Ages18 Years to 80 Years
SexAll
SponsorDamascus University (other)
Locations1 site (Damascus)
Trial IDNCT05842395 on ClinicalTrials.gov

What this trial studies

This study investigates the effectiveness of vitamin C supplementation in preventing Complex Regional Pain Syndrome (CRPS) type 1 following distal radius fractures. It is a multicenter, randomized, controlled trial conducted in two hospitals in Damascus, Syria. Participants aged 18 and older with specific types of distal radius fractures will be randomly assigned to receive either a placebo or 1g of vitamin C daily for 90 days, starting on the day of their fracture treatment. The study aims to determine if vitamin C can reduce the incidence of CRPS, a painful complication that can arise after such injuries.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 and older who have sustained specific types of distal radius fractures.

Not a fit: Patients with multiple trauma, neurovascular injuries, or those requiring surgical intervention for their fractures may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a simple and effective method to prevent CRPS in patients with distal radius fractures.

How similar studies have performed: While the use of vitamin C for CRPS prevention is suggested in literature, this specific approach is novel and has not been extensively tested in clinical trials.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* participants who were injured with distal radius fractures and classified using the AO classification as A1, A2, A3, B1, and C1.

Exclusion Criteria:

* Multiple trauma patients.
* patients who have neurovascular injuries.
* Patients with fractures are classified using the AO classification as B2, B3, C2, and C3.
* Patients who are eligible for open reduction internal fixation of their fractures.
* Patients with chronic or acute renal failure.
* Patients who already take multi-vitamin supplementation or vitamin C supplementation.

Where this trial is running

Damascus

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Distal Radius Fracture, Vitamine c, Prophylaxis, distal radius fractures, vitamine c, prophylaxis

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.