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Lassa Fever Topic Guide

Lassa Fever Lassa Fever: Lassa fever is a viral infection transmitted by an infected multimammate rat. Signs and symptoms of mild cases of Lassa fever include headache, fever, malaise, and weakness. People with severe infections may experience hemorrhaging, respiratory distress, encephalitis, repeated vomiting, tremors, and multi-organ failure. Supportive care and the antiviral drug ribavirin are treatments for Lassa fever.

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ribavirin (oral) Ribavirin (oral)

Ribavirin is an antiviral medication...learn more »