Sue wrote in reply: 50 mg Vitamin B1 (Benerva) should do the job. My husband and I take one a day at the start of summer.

I think it is not so much that you will not be bitten but more that you will
not suffer the same reaction to the bite.

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I'll try Benerva as well as the spray. Perhaps I WILL soon be able to sleep through the nights without the infernal itching. Thanks for your reply.

Plantaganet