Go to the vet, ask about the drug chlorphenlamine.  My kids had the same
thing, cleared then right up!  Not expensive, I crush mine in a little
water laced with fresh grape or melon juice..They love it!, I give them
each a little taste from a syringe.
 
   *   o:  0:  0:  O:  :)
[Posted in FML issue 3639]