Antihistamine

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Hydroxyzine HCl (Generic) Tablets, 25-mg, 60 tablets

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Diphenhydramine HCl (Generic) Capsules, 50-mg, 1 capsule

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Diphenhydramine HCl Compounded Chew Chicken Flavored for Dogs, 15-mg, 15 Chews

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Temaril-P (trimeprazine tartrate with prednisolone) Tablets for Dogs, 60 tablets

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Vetadryl (Diphenhydramine HCl) Tablets for Dogs & Cats, 10-mg, 90 tablets

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Diphenhydramine HCl Compounded Oral Liquid Chicken Flavored for Dogs & Cats, 10-mg/mL, 30 mL

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Hydroxyzine Pamoate (Generic) Capsules, 50-mg, 60 capsules

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Chlorpheniramine Maleate (Generic) Tablets, 4-mg, 1 tablet

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Diphenhydramine HCL (Generic) Injection, 50mg/mL, 10 ml, 1 vial

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Clemastine Fumarate (Generic) Tablets, 2.68-mg, 1 tablet

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Cyproheptadine HCl Compounded Capsule for Dogs & Cats, 2-mg, 1 capsule

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Diphenhydramine HCl Compounded Capsule for Dogs & Cats, 15-mg, 1 capsule

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Hydroxyzine HCl Compounded Oral Liquid Chicken Flavored for Dogs & Cats, 25-mg/mL, 30 mL

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Cyproheptadine HCl (Generic) Tablets, 4-mg, 1 tablet

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Cyproheptadine HCl Compounded Oral Liquid Tuna Flavored for Dogs, Cats & Horses, 4-mg/mL, 30 mL...

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Cyproheptadine HCl Compounded Chew Tuna Flavored for Cats, 2-mg, 15 Chews

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Chlorpheniramine Maleate Compounded Chew Tuna Flavored for Cats, 3-mg, 15 Chews

Rated 2.9091 out of 5 stars
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Chlorpheniramine Maleate Compounded Capsule for Dogs & Cats, 1-mg, 1 capsule

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Chlorpheniramine Maleate Compounded Oral Liquid Tuna Flavored for Dogs & Cats, 4-mg/mL, 30 mL

Rated 2.9 out of 5 stars
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$36.70Chewy Price
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Cetirizine HCl Compounded Oral Liquid Chicken Flavored for Dogs, Cats & Horses, 5-mg/mL, 30 mL

Rated 3.25 out of 5 stars
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$29.95Chewy Price
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Frequently Asked Questions about Antihistamines for Dogs

What are antihistamines for dogs?

Antihistamines for dogs are medications used to treat allergy symptoms caused by seasonal or environmental allergens. They are also used to treat acute allergic reactions. Antihistamines can help relieve common skin symptoms like itchiness and redness, as well as swelling and rashes caused by things like insect stings or vaccine reactions. Dog antihistamines can also be used to prevent motion sickness in dogs.

Do I need a prescription for dog antihistamines?

You do need a prescription for dog antihistamines. Antihistamines should only be given to your dog when specifically recommended by your vet. Although many antihistamines for humans are often prescribed for dogs, you should not give your dog human medications unless instructed to do so by your vet. They may contain added ingredients that are harmful for your dog, or the dosage may be wrong for your pet. Luckily, you can order dog antihistamines made specifically for dogs from Chewy whenever your vet recommends them. Ordering is simple and easy. Just click to order and enter your vet's information, then we'll handle the rest. Chewy will verify your prescription and ship everything right to your door, no hassle or driving required!