Our expert says:
Shingles (also a viral infection) can be triggered due to another viral infection, i.e. the flu etc. Even after the Zelitrex, he can experience a post neuralgic pain. This will have to be treated with special medication, which his doctor will prescribe if he suffers from this condition.
Please refer to the following link for a detailed explanation of Shingles: http://en.wikipedia.org/wiki/Shingles
Dr Anrich Burger
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