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Chapter 69 Herpes virus Infection Sample Questions

1. Few months following your initial encounter with NR, he comes back concerned of the same symptoms. He tells you that she had two recurrences over the last 6 months but did not seek medical help because the blisters weren’t too many and she always has topical protectant that you recommended the first time. But this current episode has caused him a little discomfort thus this visit. You recommend NR to go the walk-in clinic again to get a prescription for a suppressive medication. Which of the following is the most appropriate suppressive regimen for multiple recurrences of herpes labialis just as in the case of NR?

A. L-Lysine (Bio XL Lysine®) 3000 mg daily
B. Valacyclovir (Valtrex®) 500 mg BID x 4 months
C. Docosanol 10% (Abreva®) cream applied topically 5 times per day
D. Acyclovir cream applied topically 2 times per day

Answer

Ans: B

Tips: Lysine high dose is used for acute treatment for recurrent herpes labialis. Docosanol 10% also for acute treatment of herpes labialis, however reduce the duration of cold sores. There is no evidence of suppression. Antiviral has been used for suppression. Valacyclovir and acyclovir used for suppression for up to 4 months.

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