Allergy Relief

(202 results)
Hill's® Science Diet® Sensitive Stomach & Skin Adult Wet Dog Food - Turkey & Rice, 12.5 oz
(742)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
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+ 4 more
Hill's Science Diet Perfect Weight Adult Dry Dog Food - Chicken
3 sizes 1 flavor
(1154)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
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+ 4 more
Hill's® Science Diet® Perfect Weight Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1471)
$42.99 - $115.99
Save $25 on Hill's Science Diet cat food, 5.8-7.3 kg. Discount taken in cart.
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+ 4 more
Hill's Science Diet Perfect Weight & Joint Support Large Breed Adult Dry Dog Food - Chicken & Rice
(161)
$126.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
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+ 4 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1331)
$42.99 - $115.99
Save $25 on Hill's Science Diet cat food, 5.8-7.3 kg. Discount taken in cart.
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+ 1 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Dry Dog Food - Chicken & Barley
2 sizes 1 flavor
(1752)
$41.99 - $85.99
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Enjoy Free Shipping On Orders $49+.
Hill's® Science Diet® Perfect Weight Adult Wet Dog Food - Vegetable & Chicken Stew, 12.5 oz
(682)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Wet Dog Food - Chicken & Vegetable, 12.8 oz
(865)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Savory Stew Senior 7+ Wet Dog Food - Beef & Vegetable, 12.8 oz
(460)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
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Hill's® Science Diet® Savory Stew Adult Wet Dog Food - Beef & Vegetable, 12.8 oz
(56)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
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Hill's® Science Diet® Perfect Digestion Adult Dry Dog Food - Salmon, Brown Rice & Whole Oats
3 sizes 1 flavor
(865)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
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Hill's® Science Diet® Sensitive Stomach & Skin Large Breed Adult Dry Dog Food - Chicken & Barley
(319)
$124.99
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Save 35% On Your First Autoship Order!
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Hill's® Science Diet® Sensitive Stomach & Skin Small Bites Adult Dog Dry Food - Chicken & Barley
2 sizes 1 flavor
(1252)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Large Breed Puppy Dry Dog Food - Chicken & Brown Rice
2 sizes 1 flavor
(714)
$78.99 - $114.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
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+ 1 more
Hill's® Science Diet® Perfect Weight Small & Mini Adult Dry Dog Food - Chicken Recipe
2 sizes 1 flavor
(1293)
$42.99 - $83.99
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Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 3 more
Hill's® Science Diet® Urinary Hairball Control Adult Wet Cat Food - Minced, 5.5 oz
(380)
$3.79
Buy 6 get 7th FREE select canned cat and dog food
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+ 4 more
Hill's® Science Diet® Sensitive Stomach & Skin Small & Mini Adult Dog Dry Food - Chicken & Rice
2 sizes 1 flavor
(989)
$42.99 - $87.99
Save 35% On Your First Autoship Order!
Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 3 more
Hill's® Science Diet® Oral Care Adult Dry Cat Food - Chicken
2 sizes 1 flavor
(844)
$73.99 - $115.99
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Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 2 more
Hill's Science Diet Sensitive Stomach & Skin Adult Dog Wet Food - Chicken & Vegetable Stew, 12.5 oz
(46)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Perfect Digestion Adult Wet Dog Food - Chicken, Vegetable & Rice Stew, 12.8 oz
(133)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
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Hill's® Science Diet® Healthy Cuisine Adult Wet Cat Food - Chunks & Gravy, 2.8 oz
(687)
$3.19
Buy 6 get 7th FREE select canned cat and dog food
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Hill's® Science Diet® Urinary Hairball Control Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1001)
$42.99 - $115.99
Save 35% On Your First Autoship Order!
Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 3 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Wet Dog Food - Salmon & Vegetable, 12.8 oz
(317)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Adult Wet Dog Food - Chicken & Barley, 13 oz
(22)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
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+ 4 more
Hill's® Science Diet® Savory Stew Adult Wet Dog Food - Chicken & Vegetable, 12.8 oz
(272)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Savory Stew Senior 7+ Wet Dog Food - Chicken & Vegetable, 12.8 oz
(28)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
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+ 4 more
Hill's® Science Diet® Senior 7+ Wet Dog Food - Chicken & Barley, 13 oz
(458)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
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+ 4 more
Hill's® Science Diet® Adult Wet Dog Food - Beef & Barley, 13 oz
(391)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Healthy Cuisine Adult Wet Dog Food - Roasted Chicken, Carrots & Spinach, 12.5 oz
(789)
$5.19
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Hill's Science Diet Healthy Cuisine Adult Wet Dog Food - Braised Beef, Carrots & Peas, 12.5 oz
(666)
$5.19
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Hill's® Science Diet® Soft Savories Dog Treat - Natural, Peanut Butter & Banana
(223)
$7.00
$13.49
Save 35% On Your First Autoship Order!
Earn 100 Treats Points - TREAT OF THE MONTH
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Hill's Science Diet Perfect Weight & Joint Support Adult Dry Dog Food - Chicken & Brown Rice
3 sizes 1 flavor
(205)
$42.99 - $126.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Perfect Weight Small Bites Adult Dry Dog Food - Chicken
2 sizes 1 flavor
(493)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
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+ 4 more
Hill's® Science Diet® Small Bites Senior 7+ Dry Dog Food - Chicken Recipe
(1263)
$122.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
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+ 4 more
Hill's Science Diet Puppy Dry Dog Food - Chicken & Brown Rice
3 sizes 1 flavor
(1326)
$36.99 - $114.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Healthy Mobility Large Breed Adult Dry Dog Food - Chicken Meal, Rice & Barley
(469)
$124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Perfect Weight Large Breed Adult Dry Dog Food - Chicken
(431)
$124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Perfect Digestion Adult Dry Dog Food - Chicken & Brown Rice
3 sizes 1 flavor
(616)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Large Breed Puppy Dry Dog Food - Lamb & Brown Rice
(274)
$118.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Enjoy Free Same-day delivery!
+ 1 more
Hill's® Science Diet® Perfect Digestion Senior 7+ Dry Dog Food - Chicken, Whole Oats & Brown Rice
2 sizes 1 flavor
(433)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
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Are you a pet parent on the search for allergy medicine for dogs? The Pharmacy at PetSmart carries a wide variety of allergy relief medications for dogs. The vet should always be your first stop if you notice anything different with your dog. If your vet gives you a prescription for dog allergy medication, The Pharmacy at PetSmart is here for you.
 
The vet should be your first stop if you think your dog might be dealing with allergies. Allergy relief medication is easy to order online once you get a prescription for allergy medicine. 
 
PetSmart customers can place prescription orders through the pharmacy website, as long as they are active prescriptions that have been prescribed by a vet in the last 12 months.
 
Prescriptions from a licensed veterinarian are required to purchase canine allergy medication from The Pharmacy at PetSmart. Need to find a vet? We have you covered.
 
Looking for something other than dog allergy relief medication? 
 

Once you and your vet have a plan of action for your dog’s allergies, then you can shop PetSmart’s huge selection of dog products designed to help your dog live their best life. We carry everything you need to care for your dog. Shop in-store or online to find dog fooddog treatsdog bedsdog collars and harnessesdog bowlsdog grooming supplies, and more.