Use food-grade diatomaceous earth only
Vacuum carpets, rugs, furniture, and pet bedding first
Wash pet bedding, blankets, and washable fabrics in hot water
Dry all washed items on high heat if safe
Wear a mask to avoid inhaling the dust
Keep pets and people out of the area while applying
Lightly dust a thin layer on carpets, rugs, baseboards, cracks, and pet resting areas
Gently work the powder into carpet fibers with a broom or brush
Apply a very light dusting to pet bedding only if safe for the material
Avoid applying directly to pets unless a veterinarian says it is safe
Avoid eyes, nose, mouth, and open wounds
Leave the powder in place for 24 to 48 hours
Vacuum thoroughly after the waiting period
Repeat application as needed, especially after cleaning
Reapply after rain, moisture, or heavy cleaning if used outdoors
Keep the area dry for best results
Combine with flea control for pets and home treatment
Monitor for fleas and continue treatment until the infestation is gone