How to protect your dog from parasites

Finding a tick on your pup after a trip to the park or spotting flea dirt in their bed can ruin your day—and put your dog’s health at risk. Parasites like these aren’t just annoying; they can carry diseases or drain your dog’s nutrients. The good news is that protecting your dog is totally doable with simple, consistent habits—no fancy tools required.

Parasites thrive on opportunity: fleas hitch rides on other pets or hide in carpets, ticks wait in grass to latch onto passing dogs, and intestinal worms spread through contaminated poop or soil. The key to prevention is breaking their life cycle—stopping them from attaching, reproducing, or entering your dog’s body in the first place. Think of it like locking your front door: small, daily steps keep unwanted guests out. For example, regular flea treatments kill adult fleas before they lay eggs, while avoiding tall grass reduces tick encounters.

Let’s break down the practical steps. First, stick to vet-recommended preventatives: monthly topical treatments (applied to the back of the neck) or oral meds work for fleas and ticks, while dewormers (usually given every 3-6 months) target roundworms and hookworms. For apartment dwellers, vacuum carpets and couches weekly—flea eggs love dark, cozy spots—and wash your dog’s bed in hot water (130°F or higher) to kill any hidden pests. When walking, steer clear of overgrown areas and dog parks with uncollected poop, and do a quick “tick check” on your pup’s ears, paws, and belly when you get home.

Now, essential tips for U.S. dog owners. First, compliance: while preventatives aren’t federal law, many cities require proof of flea/tick control if you board your dog or use public dog runs. Also, keep rabies vaccines up to date (mandatory in all states)—though rabies isn’t parasite-borne, regular vet visits let your vet adjust preventatives for your dog’s age or breed. Second, never scold your dog if they pick up a parasite—punishment only scares them, and positive reinforcement (like treats after tick checks) makes the process stress-free. And always bring poop bags: leaving waste behind spreads intestinal worms and can lead to $50-$200 fines in places like Chicago and Los Angeles.

With these habits, you’ll drastically cut your dog’s risk of parasites. If you ever notice itching, diarrhea, or weight loss, call your vet right away—but staying proactive is the best defense.