Your pet’s good health is your veterinarian’s primary goal, and he or she will prescribe, administer and monitor the proper medications to achieve that goal. Animal Drug FAQ (FDA) off-site Flea, Tick, Heartworm and Parasite Prevention Products: Making the Best Choice for Your Pet Pet Medication Disposal Pet Medications: Issues to Consider When Purchasing Online or at a Retail Pharmacy Pet Prescriptions: Your Animal's Health Always Comes First Pharmaceutical-Related Dangers for Equines