Treatment With Tocilizumab for Patients With COVID-19 Infections: A Case-Series Study

Yoonsun Mo1,2, Obed Adarkwah2, John Zeibeq2

  • 1Arnold & Marie Schwartz College of Pharmacy and Health Sciences, Long Island University, Brooklyn, New York, USA.

Insights

Tocilizumab (TCZ) may help severe COVID-19 patients by reducing inflammation and fever. While preliminary, this suggests TCZ could be a valuable treatment for cytokine storm syndrome in COVID-19 patients.

Area of Science:

  • Immunology
  • Infectious Diseases
  • Pharmacology

Background:

  • Interleukin-6 receptor inhibition with Tocilizumab (TCZ) is a potential treatment for severe COVID-19.
  • Cytokine storm syndrome is a serious complication of COVID-19.
  • Limited data exists on TCZ's clinical impact in COVID-19 patients.

Purpose of the Study:

  • To evaluate the safety and effectiveness of TCZ as an adjunct therapy for severe COVID-19.
  • To assess TCZ's impact on vital signs, laboratory biomarkers, and clinical outcomes.

Main Methods:

  • Retrospective observational chart review of 38 confirmed COVID-19 patients treated with TCZ.
  • Analysis of changes in temperature, C-reactive protein, duration of mechanical ventilation, and length of stay.
  • Monitoring for adverse events, including infections and elevated liver enzymes.

Main Results:

  • Median C-reactive protein significantly decreased post-TCZ administration (189.9 to 54.8 mg/L, P = .003).
  • 73% of febrile patients became fever-free by day four of TCZ treatment.
  • Adverse events included multidrug-resistant bacterial infections (11 patients) and elevated liver transaminases (6 patients).

Conclusions:

  • TCZ appears to ameliorate COVID-19-related cytokine storm syndrome.
  • TCZ demonstrated potential in reducing key inflammatory markers and fever in severe COVID-19 patients.
  • Further large randomized controlled trials are necessary to confirm TCZ's efficacy and safety in COVID-19 treatment.

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