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August 7, 2025Clinical Toxicology

Crotalidae polyvalent immune Fab (ovine) dosing in Agkistrodon contortrix envenomation: a single-center retrospective cohort study

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Authors

KBKevin BaumgartnerFDFrank DickerKNKim-Long Nguyen

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Overview

Retrospective cohort study assesses antivenom dosing in copperhead envenomation, indicating no correlation with adverse clinical outcomes.

Key Points

  • Core finding indicates lower doses of antivenom are used for copperhead envenomation without negative outcomes.
  • Data from 143 patients shows median initial antivenom dose was four vials, with 29% requiring redosing.
  • Study excluded patients with dry bites, those envenomated by other snakes, or without complete data.
  • Significance lies in potential cost savings and reevaluation of antivenom dosing strategies for copperhead envenomation.

Cite This Study

Baumgartner et al. (2025) studied this question.

synapsesocial.com/papers/689dfe90d61984b91e13bbf3https://doi.org/10.1080/15563650.2025.2530591
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Also Consider

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

  1. 1Comparison of Crotalidae Immune F(ab’)2 (Equine) and Crotalidae Polyvalent Immune Fab (Ovine) at Establishing Control of Initial Envenomation Symptoms in Louisiana Agkistrodon Envenomations2025 · 3 citations
  2. 2Efficacy and safety of two Antivenoms in the treatment of eastern copperhead (<i>Agkistrodon contortrix</i>) envenomations in Southeast Texas2024 · 3 citations
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  5. 5Anaphylaxis to Antivenom in a Patient With Asymptomatic Alpha-Gal IgE Antibodies: A Case Report2026 · 2 citations