Absorbine Bug Block Insecticide & Repellent Spray

This page contains information on Absorbine Bug Block Insecticide & Repellent Spray for veterinary use.
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  • Absorbine Bug Block Insecticide & Repellent Spray Indications
  • Warnings and cautions for Absorbine Bug Block Insecticide & Repellent Spray
  • Direction and dosage information for Absorbine Bug Block Insecticide & Repellent Spray

Absorbine Bug Block Insecticide & Repellent Spray

This treatment applies to the following species:
Manufacturer: W.F. Young





Active Ingredients











*Cis, trans isomers ratio: Min. 35% (±) trans and Max. 65% (±) cis

**MGK® 264 Insecticide Synergist

MGK® - Registered trademark of McLaughlin Gormley King Company


Absorbine Bug Block Insecticide & Repellent Spray Caution


The Horse World’s Most Trusted Name®

Bug Block is proven to kill and repel more than 70 species of flying, crawling, creeping and biting pests. It is approved for use on horses, ponies, dogs and as a premise spray.

Directions For Use

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


SHAKE WELL BEFORE USE - Ready to use. No mixing necessary. Hold container upright and spray as directed. This product may be applied directly with either a soft cloth or fine mist spray.


Do not water the treated area to the point of run-off.

Do not make applications during rain.

All outdoor applications to impervious surfaces such as patios, porches and structural surfaces such as windows, doors and eaves) are limited to spot and crack-and-crevice treatments to building surfaces only. Do not apply directly to sewers or drains or to any area like a gutter where drainage to storm sewers, water bodies or aquatic habitat can occur. Do not allow the product to enter any drain during or after application. Caution should be taken to avoid spraying when wind conditions could create a mist to blow back to applicator. Do not apply this product in or around bodies of water. Do not spray directly on plants. Spray the surface areas and contact as many insects as possible.

HORSES, PONIES AND FOALS: Not for use on livestock horses or horses intended for human consumption. Do not apply to foals under 12 weeks of age. Kills and repels Stable Flies, Horn Flies, House Flies, Face Flies, Horse Flies, Deer Flies, Cluster Flies, Sciarid Flies, Mosquitoes including Culex species which has been known to transmit West Nile Virus, Gnats, Midges, Punkies and No-See-Ums, Carpenter Bees, Moths including Almond, Chocolate, Tobacco, Indian Meal, Angoumois Grain, and other flying moths, Fleas, Ticks including Brown Dog, Lone Star, Deer, Other Ixodid Species, American Dog, and Gulf Coast, Chiggers and Lice.

For initial treatment, apply 1-2 ounces daily for 2 to 3 days. As infestation subsides, repeat treatment every 7-14 days or as prescribed by a veterinarian. Also re-apply every time animal is washed or exposed to heavy rain.

USE AS A SPRAY: Apply to face, legs, flanks, top line and other body areas commonly attacked by flies. Do not wet horse’s skin or exceed two ounces per application. After application, brush thoroughly to bring out a bright sheen on the coat.

USE AS A WIPE ON: Brush animal to remove excess dirt and dust. Moisten but do not wet to the point of dripping a soft cloth and rub over the hair. It is best to apply by rubbing against the hair growth. Give special attention to the legs, shoulders, shanks, neck and facial areas where flies most often are seen. Only a light application is required. Avoid using an excessive amount on your horses. Do not wet skin. After application, brush thoroughly to bring out bright sheen on the coat.

DOGS: Kills and repels flea, ticks and lice. Consult a veterinarian before using this product on debilitated, medicated, aged, pregnant or nursing animals. Do not apply to puppies under the age of 12 weeks. Sensitivities 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. Cover animal’s eyes with a hand. Do not spray directly on mouth, nose and eyes. Spray head, ears and chest until damp. With fingertips, rub into face, around mouth, nose and eyes. Then spray from the neck to the tail, finishing legs last. For best penetration of spray to skin and on heavily coated animals, direct spray against the natural lay of the hair, spraying the ruffled hair directly behind the hand. Do not apply more than 9.0 fl. oz. of product to dog. Make sure the spray thoroughly wets ticks. (When used on miniature and toy breeds of dogs, towel dry the animal after 1/2 hour if not completely dry.) Avoid contact with genitalia.


Do not apply this product in a way that will contact children, either directly or through drift. Except when applying to horses, ponies, foals or dogs, do not allow adults or pets to enter until sprays have dried.

Application is prohibited directly into sewers or drains or to any area like a gutter where drainage to sewers, water bodies or aquatic habitat can occur.

Do not allow the product to enter any drain during or after application.

Not for broadcast use.

Not for use in outdoor residential misting systems.

Remove or cover exposed food and drinking water before application.

Remove or cover dishes, utensils, food processing equipment and food preparation surfaces or wash them before use.

Remove pets, birds and cover fish aquariums before use.

Do not wet articles to the point of runoff or drip.

Do not use treated article until spray has dried.

Do not apply more than once a day.


To operate sprayer, spray surfaces or pinstream for cracks and crevices, and pump trigger to spray as directed. For best results, follow directions for specific use areas. Do not use this product in or on electrical equipment due to possibility of shock hazard. Avoid excessively wetting furniture and carpeting. Always test in an inconspicuous area prior to use, as liquid products may adversely affect some natural and synthetic fibers. DO NOT CONTAMINATE FOOD AREAS.

USE AS A PREMISE SPRAY: Kills insects on contact such as: Cockroaches, including Smoky Brown, Brown Banded, Asian, German, American, Australian and Oriental Scorpions, Black Widow Spiders, Cellar Spiders, Grain Mites, Clover Mites, Beetles, (including Carpet, Flat Grain, Flour, Cigarette, Confused Flour, Drugstore, Lesser Grain Borer, Merchant Grain, Saw-toothed Grain, Warehouse, Red Flour, Ground, Elm Leaf), Rice Weevils, Centipedes, Millipedes, Fire Ants, Carpenter Ants, Foraging Ants and Pharaoh Ants, Palmetto Bugs, Water Bugs, Cadelles, Indian Meal Worms, Sowbugs, Boxelder Bugs, Earwigs, Pillbugs, Firebrat, Silverfish, Clothes Moths, Booklice, and Crickets. Cover all food handling surfaces and remove all food and cooking utensils, or wash thoroughly after treatment. Cover or remove exposed food. Spray in areas where insects congregate. Direct spray to contact insects for rapid knockdown and kill. Spray around outside of door facings and screens to render area unattractive to insects. This will help to repel insects and prevent entrance into building.

Storage And Disposal

Do not contaminate water, food or feed by storage or disposal.

Pesticide Storage

Store product with spray nozzle closed. Store in a cool, dry area, preferably one that can be locked. Always store pesticides in the original container. Store container upright. Store away from food and pet food.

Pesticide Disposal And Container Handling

Refillable container. Refill this container with pesticide only. Do not reuse this container for any other purpose. If empty: Place in trash or offer 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


Absorbine Bug Block Insecticide & Repellent Spray Caution

Harmful if absorbed through the skin. Avoid contact with skin, eyes, or clothing. Wash hands thoroughly after handling and before eating, drinking, chewing gum, using tobacco or using the toilet. Wear long sleeved shirt, long pants, shoes, socks and chemical resistant gloves made out of any water proof material. Remove and wash contaminated clothing before reuse. Avoid contamination of food or feedstuffs. Prolonged or frequent repeated skin contact may cause allergic reaction in some individuals.

Environmental Hazards

This pesticide is extremely toxic to fish and aquatic invertebrates. To protect the environment, do not allow pesticide to enter or run off into storm drains, drainage ditches, gutters or surface waters. Applying this product in calm weather when rain is not predicted for the next 24 hours will help to ensure that wind or rain does not blow or wash pesticide off the treatment area. This pesticide is toxic to bees exposed to direct treatment on blooming crops or weeds. Do not apply this product or allow drift when bees are actively visiting treatment area. Do not apply directly to water, to areas where surface water is present or to intertidal areas below the mean high water mark. Do not contaminate water when disposing of equipment wash-waters or rinsate.

First Aid

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 Swallowed

Immediately call a poison control center or doctor. Do not induce vomiting unless told to do so by a poison control center or doctor. Do not give any liquid to the person. 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. For information regarding medical emergencies or pesticide incidents, call 1-888-740-8712.



EPA Reg. No. 1021-1790-1543. EPA Est. No. 7401-TX-01

Distributed by: W. F. Young, Inc., 302 Benton Drive, E. Longmeadow, MA 01028 U.S.A.


Net Contents:


32 fl oz. (946 mL)

RM 364441-2

40 fl oz. (1.18 L)

RM 346456-4

1 GALLON (3.8 L)

RM 346142-2, RM 346143-7

NAC No.: 10990283

Telephone:   413-526-9999
Order Desk:   800-628-9653
Fax:   413-526-8990
Website:   www.absorbine.com
Email:   animalhealthcare@absorbine.com
Every effort has been made to ensure the accuracy of the Absorbine Bug Block Insecticide & Repellent Spray 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 © 2015 North American Compendiums. Updated: 2015-04-03