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Research ArticleResearchMedication Safety

Steroid-vitamin combination did not improve neuronal injury after cardiac arrest

EClinicalMedicine (PubMed)Sep 5, 2026

AI-summarized from the linked source. Educational brief, not medical advice.

Brief summary

A multicenter phase 2 randomized trial found that early hydrocortisone, ascorbic acid, and thiamine did not reduce a biomarker of neuronal injury or improve 180-day outcomes in comatose survivors of out-of-hospital cardiac arrest.

What NurseJet pulled from the source

Among 160 randomized adults receiving targeted temperature management, peak neuron-specific enolase did not differ significantly between treatment and placebo. Survival and good neurological outcome at 180 days were also similar.

Why this matters for nurses

Post-arrest critical care includes close neurological, hemodynamic, and metabolic monitoring. This trial does not support adding this three-drug combination empirically for neuroprotection.

Bedside takeaway

The STAR trial does not support empiric steroid, vitamin C, and thiamine neuroprotection after cardiac arrest.

Key takeaways

  • Participants received hydrocortisone, ascorbic acid, and thiamine every 12 hours for three days or placebo.
  • Peak neuron-specific enolase was 47.4 ng/mL with treatment and 53.3 ng/mL with placebo (median difference -5.9 ng/mL; 95% CI -34.5 to 40.8; p=0.54).
  • Serious adverse events were comparable, and none were judged related to the study medication.

Practice implications

  • Use medications and targeted temperature management according to the approved post-arrest protocol and provider orders; this study does not establish benefit from empiric hydrocortisone, vitamin C, and thiamine for neuroprotection.

Limitations & cautions

  • Abstract-only summary. This phase 2 trial included 160 adults at four South Korean hospitals, bedside clinicians were not masked, and the primary endpoint was a biomarker rather than a patient-centered outcome.
  • AI-summarized from the linked source. Review the original article before applying to practice.

Citations

Exact source links

Public citations are filtered to exact credible source pages. Homepage-only or invalid links stay in admin review and are not shown here.

EClinicalMedicine (PubMed)

EClinicalMedicine (PubMed). Steroid, thiamine, and ascorbic acid for comatose out-of-hospital cardiac arrest survivors (STAR): a randomised, placebo-controlled, phase 2 trial.

Open original source

https://pubmed.ncbi.nlm.nih.gov/42733931/

Professional education only

This summary does not replace clinical judgment, facility policy, provider orders, or official guidelines. Verify practice changes against the original source and local protocol.

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