According to an article in ScienceDaily, analysis of phase 2 and phase 3 clinical trials shows that a single injected dose of the neuraminidase inhibitor (NAI) peramivir is safe and effective at alleviating influenza symptoms, including fever and viral shedding, when administered within 48 hours of the onset of symptoms.
"Based on clinical data, peramivir is the first neuraminidase inhibitor (NAI) that has shown to be safe and effective as a single-dose therapy for patients with acute, uncomplicated influenza. According to a retrospective combined analysis of two clinical studies, a single dose of peramivir, administered intramuscularly (IM), alleviated flu symptoms, including fever, significantly faster than the studies' placebo arms," says presenting author Rich Whitley of the University of Alabama at Birmingham.
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