UC Study Discovers Deadly Chemical in 34 Flea & Tick Pet Products
Flea and tick prevention pet products are commonly available over the counter, but a recent study found that many of these contain dangerous levels of the chemical TCVP. Researchers from the University of California analyzed 34 popular over-the-counter flea and tick preventatives and found that all of them contained levels of TCVP that could be potentially lethal to dogs.