{"product_id":"capstar-fast-acting-oral-flea-treatment","title":"Capstar - Fast Acting Oral Flea Treatment","description":"\u003cp class=\"tldr\"\u003e\u003cstrong\u003eTL;DR:\u003c\/strong\u003e Capstar - Fast Acting Oral Flea Treatment is an oral flea tablet that starts killing adult fleas within 30 minutes, made for dogs (and cats in the smaller variant) dealing with an active infestation. It's a short-term knock-down treatment rather than a long-term preventive, available in two variants sized by weight.\u003c\/p\u003e \u003cp\u003eWhen fleas are already on your pet, speed is the deciding factor. Capstar gives a single oral dose that begins working within half an hour, which makes it a practical first step before you settle into an ongoing routine.\u003c\/p\u003e \u003cp\u003eIf you're trying to compare dog flea treatments, the useful distinction is between fast knock-down products like this one and monthly topicals designed to prevent re-infestation. Capstar sits firmly in the first category.\u003c\/p\u003e \u003ch2\u003eKey features\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eStarts killing adult fleas within 30 minutes of ingestion.\u003c\/li\u003e \u003cli\u003eCan eliminate the majority of adult fleas within 4 hours.\u003c\/li\u003e \u003cli\u003eTablet can be given directly by mouth or mixed with food.\u003c\/li\u003e \u003cli\u003eSafe to repeat once daily if new fleas appear.\u003c\/li\u003e \u003cli\u003eSuitable for dogs and puppies 4 weeks and older.\u003c\/li\u003e \u003cli\u003eDose must match your pet's weight category.\u003c\/li\u003e \u003cli\u003eAvailable in two variants: Small Dogs \u0026amp; Cats, or Large Dogs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e \u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCapstar\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003eOral tablet\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eOnset of action\u003c\/td\u003e\n\u003ctd\u003eWithin 30 minutes\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eSuitable for\u003c\/td\u003e\n\u003ctd\u003eDogs and puppies 4 weeks and older\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eWeight range (Large Dogs variant)\u003c\/td\u003e\n\u003ctd\u003e25.1 lb (≈11.4 kg) and above\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eLife stage\u003c\/td\u003e\n\u003ctd\u003eAdult\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eVariants\u003c\/td\u003e\n\u003ctd\u003eSmall Dogs \u0026amp; Cats, Large Dogs\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eDosing frequency\u003c\/td\u003e\n\u003ctd\u003eOnce daily as needed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e \u003ch2\u003eWho is it for?\u003c\/h2\u003e\n\u003cp\u003eCapstar for dogs suits owners facing a visible, active flea infestation who want rapid relief before starting a longer-term routine. The Large Dogs variant is intended for pets 25.1 lb and above, while the Small Dogs \u0026amp; Cats variant covers lighter pets from 4 weeks of age.\u003c\/p\u003e \u003cp\u003eChoose the variant that matches your pet's current body weight at checkout. It's a sensible item to keep on hand in multi-pet households where bedding and outdoor space are shared.\u003c\/p\u003e \u003ch2\u003eFeeding \u0026amp; use\u003c\/h2\u003e\n\u003cp\u003eGive one tablet matched to your pet's weight category, either directly by mouth or hidden in a small portion of food. If new fleas appear after treatment, the dose can be repeated once per 24 hours.\u003c\/p\u003e \u003cp\u003eBecause this is a knock-down treatment and not a preventive, follow up with a longer-acting product to help reduce re-infestation.\u003c\/p\u003e \u003ch3\u003eWhat should you use alongside Capstar?\u003c\/h3\u003e\n\u003cp\u003eOwners searching for the most effective anti tick and flea for dogs routine usually pair a fast oral knock-down with a monthly topical. For ongoing coverage, consider \u003ca href=\"\/fr\/products\/advantix-ii-flea-tick-medicine-small-dogs\"\u003eAdvantix II - Flea \u0026amp; Tick Medicine\u003c\/a\u003e or \u003ca href=\"\/fr\/products\/advantage-ii-flea-medicine-small-dogs\"\u003eAdvantage II - Flea \u0026amp; Tick Medicine\u003c\/a\u003e for dogs, and \u003ca href=\"\/fr\/products\/advantage-ii-flea-tick-treatment-kittens-under-2-3kg\"\u003eAdvantage II - Flea \u0026amp; Tick Medicine\u003c\/a\u003e for smaller cats and kittens in the same household.\u003c\/p\u003e \u003cp\u003eWhen you compare dog flea treatments side by side, treating every pet in the home at the same time matters as much as the product you pick — fleas move between animals and bedding.\u003c\/p\u003e \u003cp class=\"fulfillment\"\u003eAvailable for same-day pickup at our \u003cstrong\u003eNorth York, Toronto\u003c\/strong\u003e storefront, or ships Canada-wide.\u003c\/p\u003e","brand":"AsharioPets","offers":[{"title":"Small Dogs \u0026 Cats","offer_id":67628019712189,"sku":"D830-67500","price":42.89,"currency_code":"CAD","in_stock":true},{"title":"Large Dogs","offer_id":67628019744957,"sku":"D830-67517","price":47.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/6946\/3997\/files\/Pets_Products_5_2048_x_2048_-_2026-05-28T133540.226.png?v=1790979257","url":"https:\/\/shoppa.ca\/fr\/products\/capstar-fast-acting-oral-flea-treatment","provider":"Shoppa.ca","version":"1.0","type":"link"}