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April 1, 2026JAMA Internal Medicine2 citations

Prompt and Intensive Antiviral Chemoprophylaxis in Nursing Home Influenza Outbreaks

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JSJoe SilvaHHHan-Chih HsiehCHChanelle J. Howe

Key Points

  • The aim is to determine the impact of prompt antiviral chemoprophylaxis on hospitalization rates during influenza outbreaks in nursing homes.
  • Evaluation of antiviral chemoprophylaxis implementation
  • Target population: nursing home residents
  • Response initiated within 2 days of outbreak detection
  • Administering antivirals to 70% of eligible residents is recommended
  • Lower hospitalization risks observed with prompt action

Abstract

Study results suggest that clinicians should initiate antiviral chemoprophylaxis for at least 70% of eligible NH residents within 2 days of outbreak detection to lower risk of hospitalization.

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Cite This Study

Silva et al. (2026) studied this question.

synapsesocial.com/papers/69ccb74216edfba7beb89238https://doi.org/10.1001/jamainternmed.2026.0401
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Antiviral prophylaxis in the management of an influenza outbreak in an aged care facility2004 · 35 citations
  2. 2Influenza Vaccination Coverage Among Nursing Home Residents and Health Care Personnel — United States, 2024–25 Influenza Season2026
  3. 3Early Antiviral Therapy in Pediatric Outpatients and Risk of Influenza-Related Hospitalization2026
  4. 4Respiratory Outbreak Mitigation With Point-of-Care Testing in Long-Term Care2026
  5. 5Managing acute respiratory infection outbreaks in care homes: A cross-sectional study of public health response across South East England2026