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Diphenhydramine (Generic Benadryl)

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50mg Capsules 100ct btl #10834
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25mg Minitabs 100ct btl #10246
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Product Info
How to Use
Ingredients
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Product Info
What is Diphenhydramine (Generic Benadryl)?

Diphenhydramine is an antihistamine used to relieve allergy symptoms, insect stings, motion sickness, travel anxiety, and other conditions.

For:

Cats and Dogs

Benefits:
  • Effectively relieves allergy symptoms and itching caused by insect bites
  • Can be used as a sedative to treat motion sickness or travel anxiety
  • Relieves coughing
How it Works:

Diphenhydramine comes in 25mg minitabs or 50mg capsules, and is a generic version of Benadryl. As an antihistamine, it counteracts the effect of histamine, which causes symptoms like itching and sneezing.

Cautions:

This medication should not be used in pregnant or nursing animals. Do not use the diphenhydramine available in combination with sinus or cold medicines in your pet.

Brand Name:

Benadryl (Warner Lambert), Histacalm (Virbac)

Generic Name:

Diphenhydramine (dye-fen-hy'-dra-meen)

Manufacturer:

Various

What is this medication used for:

Diphenhydramine is an antihistamine used to relieve allergy symptoms, insect bites or stings and other causes of itching. It is also used for its sedative and antiemetic effects in the treatment of motion sickness and travel anxiety. It is also used for its antitussive effect.

Availability:

Diphenhydramine is a non-prescription (OTC) product available as 25mg tablets and 50mg capsules.

How this medicine should be used:

Oral diphenhydramine is not FDA-approved for use in veterinary medicine; however, it is a commonly accepted practice to use this medication in dogs and cats. The usual dose in dogs and cats is 0.5-2mg/pound every 8-12 hours. The slow release capsule should not be mixed or dissolved in food. Do not give sinus or cold medicines containing diphenhydramine to your pet.

What are the side effects:

Side effects of diphenhydramine include drowsiness, dry mouth and urinary retention. Rarely, vomiting and diarrhea can occur.

What special precautions are there:

Do not use this medication in animals that are allergic to it or other antihistamines. Do not use in animals with glaucoma, prostate disease, urinary obstruction, and high blood pressure. Do not use in pregnant or nursing animals. Use with caution when given with other CNS (central nervous system)-depressant drugs such as tranquilizers or barbiturates. Always tell your veterinarian and pharmacist what other medications your pet is taking.

In the event of an overdose:

Contact your veterinarian or veterinary emergency room. Symptoms of overdose can include seizures, extreme drowsiness, coma, respiratory depression, and death.

How should I store this medication:

Keep this medication in the container it came in, tightly closed. Store this medication at room temperature, away from excess heat, light, and moisture. Do not store in the bathroom. Throw away any medication that is outdated or no longer needed. Keep medication away from children and pets.

How to Use
Directions:
  • Diphenhydramine is an antihistamine used to relieve allergy symptoms, insect stings, motion sickness, travel anxiety and other conditions.
  • It is available over-the-counter (OTC) as 25mg tablets and 50mg capsules.
  • Diphenhydramine should not be used in dogs or cats that are pregnant or nursing.
Tip:

The slow release capsule should NOT be mixed or dissolved in food. Do not use sinus or cold medications containing diphenydramine in your pet.

Dosage:
Dogs/Cats:
Weight
Dosage
All weights
Give 0.5 - 2mg per lb of pets body weight every 8 -12 hours
Horses:
Do not use!
Storage:

Store this medication at room temperature, away from excess heat, light and moisture.

Ingredients
Diphenhydramine:
Product
Active Ingredients (per Minitab)
Diphenhydramine HCl 25 mg Minitab
Diphenhydramine 25 mg
Other Ingredients (per capsule): Corn starch, D&C red #27, Dicalcium Phosphate, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polyvinyl Alcohol, Silicon Dioxide, Stearic Acid, Talc, Titanium Dioxide.
Product
Active Ingredients (per Minitab)
Diphenhydramine 50 mg Capsules
Diphenhydramine Hydrochloride 50 mg
Other Ingredients (per capsule): Colloidal Silicon Dioxide, Croscamellose Sodium, D&C Red #28, FD&C Blue #1, FD&C Red #3, FD&C Red #40, Gelatin, Lactose, Magnesium Stearate. May also contain Polysorbate 80 and iron oxide.
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