No Prob! 
Just glad I read this and you didnt give him any.
What area did you say he has been licking? scratching too? I don't think I'm familiar with the term "peri"
(as an animal behaviorist, you'de think I SHOULD be! LOL)
I can always learn something new as well.
Warm regards
ANIMAL LOVER,
(Your friendly Animal Behaviorist)
Micki