Chlorpheniramine 4mg tablets by Advance Pharmaceutical
Wondering why this product is no longer on Amazon.com? Someone at Amazon decided this was a "prescription veterinary medication". Despite being shown all evidence to the contrary, they would not bother to restore the product to their site.
Chlorpheniramine is sold in every major drugstore under the brand name "Chlor-Trimeton" - at a much, much higher price!