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Diphenhydramine 25 mg, 1000 Capsules

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Product Overview

How To Use

What’s in it?


Questions & Answers

Product Description

Diphenhydramine Capsules are an easily-administered allergy relief medication. This medication works by blocking the action of histamine, which is the factor that causes allergy symptoms. This medication helps relieve allergy symptoms quickly.

What is Diphenhydramine 25 mg, 1000 Capsules?

Diphenhydramine 25 mg, 1000 Capsules blocks the effects of histamine in dogs and cats. Histamine is the substance that's responsible for the symptoms of allergic reactions. Diphenhydramine also has antiemetic properties and can be used to treat motion sickness as well as allergies.

Who is Diphenhydramine 25 mg, 1000 Capsules for?

For use in cats and dogs.

Why use Diphenhydramine 25 mg, 1000 Capsules?

Features of Diphenhydramine:
  • Useful in treating nausea and motion sickness
  • Soothing for superficial irritation and itching
  • Eases allergy symptoms

How does Diphenhydramine 25 mg, 1000 Capsules work?

This medication works by blocking the negative responses to histamine, which is the bodily substance that causes allergic reaction symptoms.


Generic Manufacturer

Active ingredient(s):

Diphenhydramine HCl 25 mg

How is Diphenhydramine 25 mg, 1000 Capsules sold?

25 mg, 1000 capsules

What are the side effects of Diphenhydramine 25 mg, 1000 Capsules?

Potential adverse reactions include:
  • Urinary retention
  • Dry mouth
  • Drowsiness
  • Diarrhea (rare)
  • Vomiting (rare)

What special precautions are there?

  • Discuss all other medications and supplements your pet is taking with a veterinarian or pharmacist prior to use.
  • Administer cautiously when used concomitantly with other central nervous system depressants, including barbiturates or tranquilizers.
  • Not for use in nursing or pregnant animals.
  • Not for use in animals with high blood pressure, urinary obstruction, prostate disease, or glaucoma.
  • Do not administer this medication to animals who are allergic to this or any other antihistamine.

What to do if overdose?

Contact your closest emergency pet hospital.

How can I store Diphenhydramine 25 mg, 1000 Capsules?

Store in a dry and cool environment.


Dogs: 25-50 mg/dog, every 8 hours orally, or 2.2 mg/kg every 8-12 hours orally
Cats: 2-4 mg/kg, every 6-8 hours orally

Main Ingredients

Diphenhydramine HCl 25 mg

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Diphenhydramine 25 mg, 1000 Capsules

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