What should be done if you have fleas? - briefly
Apply a veterinarian‑approved flea treatment to every pet, then clean the environment by vacuuming, washing bedding and fabrics in hot water, and using a suitable indoor insecticide.
What should be done if you have fleas? - in detail
If fleas are found on a pet or in the home, immediate action is required to stop reproduction and prevent bites.
First, treat the animal. Use a veterinarian‑approved flea product—topical spot‑on, oral medication, or a flea collar—according to the animal’s weight and species. Apply the treatment exactly as directed; many products begin killing adult fleas within hours and interrupt the life cycle. Repeat the dose on schedule, usually every month, to maintain protection.
Second, clean the living environment. Wash all bedding, blankets, and removable upholstery covers in hot water (minimum 130 °F) and dry on high heat. Vacuum carpets, rugs, and furniture thoroughly; discard the vacuum bag or empty the canister into a sealed bag immediately. Apply a household flea spray or fogger that contains an insect growth regulator (IGR) to kill eggs, larvae, and pupae. Follow label instructions for ventilation and re‑entry times.
Third, treat the yard if pets have outdoor access. Trim grass and weeds to reduce humidity, which favors flea development. Scatter a pet‑safe IGR granule or spray around the perimeter and in shaded areas where pets rest. Water the treated zones lightly to activate the product.
Fourth, monitor for recurrence. Check the pet daily for live fleas or flea dirt (tiny dark specks) by combing with a fine‑toothed flea comb. Inspect the home weekly, especially after vacuuming, by placing white paper under furniture and examining for moving insects. Continue preventive medication year‑round, adjusting frequency during peak flea season if recommended by a veterinarian.
Finally, consider professional assistance if infestation persists despite home treatment. Pest‑control specialists can apply residual insecticides and provide guidance on long‑term management. Prompt, coordinated actions across the animal, indoor spaces, and outdoor areas eradicate the infestation and reduce the risk of disease transmission.