Viral Meningitis / Encephalitis

Micro-organism

Viral meningitis (including HSV and VZV) is commonly a self-limiting illness.

Antiviral treatment should be used where there are clinical features of encephalitis or in systemically unwell immunocompromised patient (i.e. possible viraemia)

First Line

Aciclovir 10mg/kg IV 8 hourly  

IV route necessary to ensure adequate tissue levels

Adjust dose in renal impairment

Use ideal body weight in obesity