Chevron down icon Chevron down icon Sentry® Flea Killer & Mosquito Repellent for Dogs 236ml by Rolf C. Hagen Inc. Save Liquid error (product-badge line 32): -Infinity% $16.99 | / Item #: 70022 Availability: Loading.. 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to Cart Spinner icon Product Description Kills fleas and aids in repelling flies, gnats & mosquitos. Use only on dogs.