WebMD Answers
When caught within the first 48 to 72 hours, the administration of anti-virals can help to weaken the virus. After that period of time, using anti-virals is ineffective.
At this point, treating your symptoms of pain become the primary concern. Not everyone develops post-herpetic neuralgia, but there is no way of determining who will.
Keep yourself well-hydrated and eat a healthy diet, keeping yourself as healthy as possible and try to manage your stress as you continue to heal.
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