Spot Ons

(58 results)
Frontline Plus Flea & Tick Spot Treatment for Small Dogs, 5-22 lbs
3 sizes
(564)
$40.98 - $98.98
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® II Flea & Tick Prevention for Extra Large Dogs over 55 lbs, Monthly Spot Treatment
4 sizes
(320)
$19.99 - $79.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® II Flea & Tick Prevention for Large Dogs 21-55 lbs, Monthly Spot Treatment
4 sizes
(277)
$19.99 - $79.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Frontline Plus Flea & Tick Spot Treatment for Large Dogs, 45-88 lbs
3 sizes
(624)
$40.98 - $98.98
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® II Flea & Tick Prevention for Medium Dogs 11-20 lbs, Monthly Spot Treatment
4 sizes
(277)
$19.99 - $79.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Frontline Plus Flea & Tick Spot Treatment for Medium Dogs, 23-44 lbs
3 sizes
(373)
$40.98 - $98.98
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® Flea, Tick & Mosquito Prevention for Extra Large Dogs 55+ lbs, Monthly Dose Treatment
(147)
$14.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Advantage® II Flea Prevention & Treatment for Extra Large Dogs over 55 lbs, Monthly Doses
2 sizes
(82)
$50.99 - $66.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® Flea, Tick & Mosquito Prevention for Large Dogs 21-55 lbs, Monthly Dose Treatment
(202)
$14.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® Flea, Tick & Mosquito Prevention for Medium Dogs 11-20 lbs, Monthly Dose Treatment
(132)
$14.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® Flea, Tick & Mosquito Prevention for Small Dogs 4-10 lbs, Monthly Dose Treatment
(101)
$14.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Advantage Multi Dog 6-in-1 Heartworm Prevention | Kills Fleas | Dogs 20.1-55 lbs. | 6-Month Supply
2 sizes
(1)
$21.82 - $141.79
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Advantage Multi Dog 6-in-1 Heartworm Prevention | Kills Fleas | Dogs 9.1-20 lbs. | 6-Month Supply
2 sizes
(5)
$21.82 - $141.79
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Revolution Topical for Dogs 10.1-20 Brown - 3 Month or 6 Month Supply
2 sizes
(3)
$103.93 - $182.92
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Frontline Shield Extra Strength Flea & Tick Spot Treatment for Large Dogs, 41-80 lbs
2 sizes
(951)
$52.48 - $94.48
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Frontline Plus Flea & Tick Spot Treatment for X-Large Dogs, 89-132 lbs
3 sizes
(516)
$40.98 - $98.98
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
PetArmor® Plus Flea & Tick Prevention for Large Dogs, 45-88 lbs, Spot On Treatment
2 sizes
(1870)
$26.19 - $42.27
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
K9 Advantix® II Flea & Tick Prevention for Small Dogs 4-10 lbs, Monthly Spot Treatment
4 sizes
(259)
$19.99 - $79.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
NextStar® Flea & Tick Waterproof Topical Prevention for Medium Dogs, 23-44 lbs
2 sizes
(1204)
$34.99 - $52.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
NextStar® Flea & Tick Waterproof Topical Prevention for Large Dogs, 45-88 lbs
2 sizes
(1205)
$34.99 - $52.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
NextStar® Flea & Tick Waterproof Topical Prevention for Small Dogs, 5-22 lbs
2 sizes
(384)
$34.99 - $52.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Advantage Multi Dog 6-in-1 Heartworm Prevention | Kills Fleas | Dogs 55.1-88 lbs. | 6-Month Supply
2 sizes
(2)
$21.82 - $141.79
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Revolution Topical for Dogs 40.1-85 Teal - 3 Month or 6 Month Supply
2 sizes
(2)
$106.88 - $193.07
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Revolution Topical for Dogs 20.1-40 Red  - 3 Month or 6 Month Supply
2 sizes
(1)
$105.73 - $193.05
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Advantage Multi Dog 6-in-1 Heartworm Prevention | Kills Fleas | Dogs 3-9 lbs. | 6-Month Supply
2 sizes
(5)
$21.82 - $141.79
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Revolution Topical for Dogs 85.1-130 Plum - 3 Month or 6 Month Supply
2 sizes
(0)
$134.85 - $246.50
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Revolution Topical for Puppies and Kittens up to 5 lbs Pink - 3 Month Supply
(0)
$76.30
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Revolution Topical for Dogs 5.1-10 Purple - 3 Month or 6 Month Supply
2 sizes
(0)
$100.33 - $178.20
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Frontline Shield Extra Strength Flea & Tick Spot Treatment for Small Dogs, 11-20 lbs
2 sizes
(923)
$52.48 - $94.48
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Frontline Shield Extra Strength Flea & Tick Spot Treatment for Medium Dogs, 21-40 lbs
2 sizes
(924)
$52.48 - $94.48
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Frontline Shield Extra Strength Flea & Tick Spot Treatment for X-Small Dogs, 5-10 lbs
2 sizes
(923)
$52.48 - $94.48
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
PetArmor® Plus Flea & Tick Prevention for Medium Dogs, 23-44 lbs, Spot On Treatment
2 sizes
(1857)
$26.19 - $42.27
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
PetArmor® Plus Flea & Tick Prevention for Small Dogs, 5-22 lbs, Spot On Treatment
2 sizes
(1918)
$26.19 - $42.27
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Advantage® II Flea Prevention & Treatment for Large Dogs 21-55 lbs, Monthly Doses
2 sizes
(60)
$50.99 - $66.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Advantage® II Flea Prevention & Treatment for Small Dogs 3-10 lbs, Monthly Doses
2 sizes
(72)
$50.99 - $66.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Advantage® II Flea Prevention & Treatment for Medium Dogs 11-20 lbs, Monthly Doses
2 sizes
(57)
$50.99 - $66.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
NextStar® Flea & Tick Waterproof Topical Prevention for X-Large Dogs, 89-132 lbs
2 sizes
(1373)
$34.99 - $52.99
Save 35% On Your First Autoship Order!
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Sergeant's Guardian Flea & Tick Topical for Dogs 7-32 lbs
(0)
$5.99
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Sign In & Enjoy Free Shipping Over $49
Sergeant's Guardian Flea & Tick Topical for Dogs 33-66 lbs
(0)
$5.99
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
Sergeant's Guardian Flea & Tick Topical for Dogs over 66 lbs
(1)
$5.99
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
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Fleas are no fun for your dog or for you. They can cause issues for your pet when not addressed. If your dog has fleas or ticks, you should talk to your vet about the best options to help get rid of them. Pet parents looking for dog flea spot-ons or topical flea treatments for dogs can find what they need at PetSmart. We want to help you give your dog the best care with the best products. 
 
Our selection of dog flea prevention products includes options like: 
 
You can find everything you need to care for your pup at PetSmart. Need other dog supplies while you’re here? We have you covered. 
 
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see which items are eligible.