Yes, Zantac is for acid reflux. I see one article listed for this, but there's no way to read it unless you pay to read the article:
/www.ncbi.nlm.nih.gov/pubmed/3021713 I've not heard anything about
this treatment being used for EBV - but I do have to admit it's not the main focus of my research, as I use Lysine to control my EBV.