What does FACS stand for? FACS is the acronym for Fellow, American College of Surgeons. It is membership in a very prestigious organization, which requires surgeons be...
Your dog can indeed get ink poisoning. Actually my dog ate one too and i called poison control, they said thee ink is not toxic you just have to worry about the pen part puncturing somthing.
Most notably in low concentrations in shampoo products, it is not found to have side effects. Tea Tree oil can be toxic to dogs, but this is most commonly found with application of the direct oil to the skin, and more concerning-ingestion of the oil.