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Hartz UltraGuard Flea & Tick Spray for Dogs

This page contains information on Hartz UltraGuard Flea & Tick Spray for Dogs for veterinary use.
The information provided typically includes the following:
  • Hartz UltraGuard Flea & Tick Spray for Dogs Indications
  • Warnings and cautions for Hartz UltraGuard Flea & Tick Spray for Dogs
  • Direction and dosage information for Hartz UltraGuard Flea & Tick Spray for Dogs

Hartz UltraGuard Flea & Tick Spray for Dogs

This treatment applies to the following species:
Company: Hartz Mountain


Fleas and Ticks

Active Ingredient









Hartz UltraGuard Flea & Tick Spray for Dogs Caution

NOTE TO PHYSICIANS AND VETERINARIANS: This product contains an organophosphate and may cause cholinesterase inhibition. Cholinergic symptoms may include salivation, miosis, incoordination, muscle fasciculation and/or weakness, vomiting and diarrhea. Atropine is antidotal. 2-PAM may be effective as an adjunct to atropine. Call 1-800-275-1414 or your local Poison Control Center for further information.

Directions For Use

It is a violation of Federal law to use this product in a manner inconsistent with its labeling.


1. Hold bottle upright about 6 inches from pet.

2. Spray lightly until the tips of the pet’s hair are moist. Keep spray out of pet’s eyes.

3. Rub spray into animal’s coat. For longhaired dogs, ruffle fur to allow spray to reach skin.

4. After 10 minutes, dry dog with towel.

5. Comb and brush coat.

6. Repeat once a week.

7. If you see a tick, spray it directly.

8. Use on bedding and other areas as needed.

Recommended Dosage: Spray 25-30 strokes for a small dog (e.g. Terrier). Spray 30-40 strokes for a medium dog (e.g. Spaniel). Spray 40-70 strokes for a large dog (e.g. Labrador). More spray may be needed for longhaired dogs.

Storage And Disposal

Do not contaminate water, food or feed by storage and disposal. Pesticide Storage: Store in a cool, dry place that is inaccessible to children. Container Disposal: If empty: Nonrefillable container. Do not reuse or refill this container. Offer for recycling, if available. If partly filled: Call your local solid waste agency for disposal instructions. Never place unused product down any indoor or outdoor drain.



Precautionary Statements


Hartz UltraGuard Flea & Tick Spray for Dogs Caution

Causes moderate eye irritation. Avoid contact with eyes or clothing. Wash hands thoroughly with soap and water after handling and before eating, drinking, chewing gum, using tobacco or using the toilet. Do not apply to puppies less than six (6) weeks old. Consult a veterinarian before using this product on debilitated, aged, or medicated animals. Sensitivity may occur after using ANY pesticide product for pets. If signs of sensitivity occur, bathe your pet with mild soap and rinse with large amounts of water. If signs continue, consult a veterinarian immediately. Do not use near birds, fish or foodstuffs. If used on pregnant or nursing dogs, do not retreat until the puppies are at least six (6) weeks old. Do not use this product simultaneously or within 30 days before or after treatment with or exposure to cholinesterase inhibiting drugs, pesticides or chemicals. However, flea and tick collars may be immediately replaced after use.

FIRST AID: This product contains tetrachlorvinphos (an organophosphate), which is a cholinesterase inhibitor.

If on skin or clothing: Take off contaminated clothing. Rinse skin immediately with plenty of water for 15-20 minutes. Call a Poison Control Center or doctor for treatment advice. If in eyes: Hold eye open and rinse slowly and gently with water for 15-20 minutes. Remove contact lenses, if present, after the first 5 minutes, then continue rinsing eye. Call a Poison Control Center or doctor for treatment advice. If swallowed: Call a Poison Control Center or doctor immediately for treatment advice. Have person sip a glass of water if able to swallow. Do not induce vomiting unless told to do so by the Poison Control Center or doctor. Do not give anything by mouth to an unconscious person. Have the product container or label with you when calling a Poison Control Center or doctor, or going for treatment. You may also contact 1-800-275-1414 for emergency medical treatment information twenty-four (24) hours per day, seven (7) days per week.

For more information, call our experts at 1-800-275-1414

EPA Reg. No. 2596-125

EPA Est. No. 11525-IL-001

Hartz® and other trademarks are trademarks of The Hartz Mountain Corporation.

Made for The Hartz Mountain Corporation, 400 Plaza Drive, Secaucus, NJ 07094



16 fl. oz. (473ml)

568693, 568694

CPN: 1036138.1

400 PLAZA DRIVE, SECAUCUS, NJ, 07094-3688
Telephone:   201-271-4800
Technical Information:   800-275-1414
Fax:   201-271-0357
Every effort has been made to ensure the accuracy of the Hartz UltraGuard Flea & Tick Spray for Dogs information published above. However, it remains the responsibility of the readers to familiarize themselves with the product information contained on the US product label or package insert.

Copyright © 2021 Animalytix LLC. Updated: 2020-12-31