Merck Safe-Guard Dewormer 0.5% Alfalfa-Based Pellets 1lb

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Style #: 128748 Coupons Not Applicable

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  • Medicated Dewormer for Beef & Dairy Cattle, Horses & Swine  0.5% Top-Dress pellet
  • For the removal and control of in cattle: Lungworms, Stomach worms, brown stomach worms, small stomach worms, Intestinal worms, Hookworms, thread-necked intestinal worms, small intestinal worms,Bankrupt worms, Nodular worms
  • For the control of in horses: Large strongyles, Small strongyles, Pinworms and Ascarids
  • For the removal and control of in swine: Lungworms, Gastrointestinal worms,  large round worms, nodular worms, small stomach worms, whipworm, Kidney worms
  • Active Ingredient: 0.5% (fenbendazole)
  • Alfalfa-based pellet for improved palatability
  • 1 lb
  • 128748

Safe-Guard® Products Give You More Than One Way to Solve Deworming Problems



0.5% (2.27 g/lb)


Crude Protein

(min.) 15%

Crude Fat

(min.) 1%

Crude Fiber

(max.) 30%


Ground alfalfa hay, roughage products, calcium carbonate, calcium propionate (preservative) and mineral oil.

CATTLE: Dairy and beef cattle

For the removal and control of: Lungworms: (Dictyocaulus viviparus). Stomach worms: Barberpole worms (Haemonchus contortus), brown stomach worms (Ostertagia ostertagi), small stomach worms (Trichostrongylus axei). Intestinal worms: Hookworms (Bunostomum phlebotomum), thread-necked intestinal worms (Nematodirus helvetianus), small intestinal worms (Cooperia punctata & C. oncophora). Bankrupt worms: (Trichostrongylus colubriformis). Nodular worms: (Oesophagostomum radiatum).

Feed for one (1) day. No prior withdrawal of feed or water necessary. When feed containing Safe-Guard® has been fed for 1 day according to the above rates, a total intake of 2.27 mg fenbendazole per pound of body weight is assured.

Under conditions of continued exposure to parasites, retreatment may be needed after 4-6 weeks.

RESIDUE WARNING: Cattle must not be slaughtered within 13 days following last treatment. For dairy cattle, there is no milk withdrawal period.

HORSES: All horses, including pregnant mares, stallions and foals

FOR CONTROL OF: Large strongyles (Strongylus edentatus S. equinus, S. vulgaris, Tridontophorus spp.), Small strongyles (Cylicocyclus spp.), Pinworms (Oxyuris equi) and Ascarids (Parascaris equorum).

The recommended dose is 5 mg per kg body weight (2.27 mg febendazole per pound) in a ONE (1) DAY treatment for large stronglytes, small stronglytes and pinworms.
For ascarids, the recommended does is 10 mg febendazole per kg body weight (4.54 mg febendazole per pound) in a ONE DAY treatment. Feed at the rate of 0.1 or 0.2 pounds per 100 pounds of body weight to provide 2.27 or 4.54 mg febendazole per pound of body weight. All horses must be eating normally to ensure that each animal consumes an adequate amount of mediated feed.

Retreat in 6 to 8 weeks if required.

WARNING: Do not use in horses intended for human consumption.

SWINE: Growing pigs, gilts, pregnant sows and boars

For the removal and control of: Lungworms (Metastrongylus apri, Metastrongylus pudendotectus), Gastrointestinal worms: Adult and larvae (L3, L4 stages, liver, lung, intestinal forms) large round worms (Ascaris suum); nodular worms (Oesophagostomum dentatum, O. quadrispinulatum); small stomach worms (Huostrongylus rubidus); whipworm, adult and larvae (L2, L3, L4 stages - intestinal mucosal forms, (Trichuris suis), Kidney worms: Adult and larvae (Stephanurus dentatus).

4.08 mg febendazoleper lb body weight (9 mg febendazole per kg body weight) to be fed as the sole ration over a period of 3 to 12 consecutive days. Each pound of SafeGuard 0.5% Dewormer will treat 555 lbs body weight (each ounce will treat 35 lbs body weight). There is no pre-slaughter withdrawl period for swine as SafeGuard can be fed to the day of slaughter.