



Exzolt cattle-ca1 is a topical fluralaner solution used to prevent and treat new world screwworm larvae and control cattle fever tick infestations in beef cattle from 2 months old and replacement dairy heifers under 20 months, applied as a single pour-on dose along the dorsal midline.
Exzolt Cattle-CA1 (fluralaner) is a ready-to-use topical solution for treatment and control of infestations caused by New World screwworm (Cochliomyia hominivorax) larvae (myiasis) and treatment and control of cattle fever tick (Rhipicephalus microplus) in beef cattle 2 months of age and older and replacement dairy heifers less than 20 months of age. Not for use in bulls intended for breeding 1 year of age and older, dairy calves, and veal calves. Cattle must not be slaughtered for human consumption within 98 days of treatment. Applied easily along the dorsal midline, Exzolt Cattle-CA1 offers a convenient, labor-efficient option that integrates seamlessly into comprehensive parasite management programs. It circulates in the bloodstream, and breaks the lifecycle of the parasites, defending cattle against infestations. The recommended rate of administration is 1 ml/44.1 lbs. of body weight, which is equivalent to 1.13 mg of fluralaner for each pound of body weight. Fluralaner topical solution 50 mg/ml.
Backed by Merck Animal Health’s science and conditional FDA approval, Exzolt Cattle-CA1 represents an important advancement in protecting beef cattle from economically significant external parasites—while supporting veterinarians and producers with a modern, long-acting topical solution.
$500.00 Original price was: $500.00.$475.00Current price is: $475.00.
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Exzolt Cattle-CA1 Pour-On is a prescription veterinary topical antiparasitic solution containing 50 mg of fluralaner per mL. It is formulated for beef cattle 2 months of age and older and replacement dairy heifers under 20 months of age. According to the approved U.S. labeling, it is indicated for the prevention and treatment of infestations caused by New World screwworm larvae (myiasis) and for the treatment and control of cattle fever tick (Rhipicephalus microplus) when used under the supervision of a licensed veterinarian.
At Equines Vet Care, we provide genuine veterinary medicines sourced from trusted manufacturers. We proudly serve veterinarians, cattle producers, ranchers, dairy operations, and livestock professionals with authentic animal healthcare products supported by secure online ordering, competitive pricing, dependable customer service, and reliable worldwide shipping.
Exzolt Cattle-CA1 is a ready-to-use topical pour-on formulation containing fluralaner, an antiparasitic from the isoxazoline class. The solution is applied directly along the dorsal midline of the animal, where the active ingredient is absorbed systemically to help control targeted parasites. According to the approved labeling, it is conditionally approved by the U.S. FDA and is restricted to veterinary use.
The approved U.S. indications include:
The product should always be used according to the manufacturer’s labeling and veterinary guidance.
Equines Vet Care is dedicated to supplying genuine veterinary medicines while providing a secure and professional shopping experience.
Benefits include:
According to the approved product labeling, Exzolt Cattle-CA1 is intended for controlling specific external parasites in eligible cattle. It is indicated for the prevention and treatment of New World screwworm larvae and for the treatment and control of cattle fever ticks. In other countries, fluralaner pour-on products may also have additional approved claims for parasites such as buffalo flies or bush ticks, depending on local regulatory approval and product labeling. Always follow the labeling applicable in your country.

Equines Vet Care sources veterinary medicines from reputable manufacturers committed to maintaining high standards of quality, consistency, and product integrity. Every order is carefully packaged to help preserve product quality during storage and transportation.
Shopping with Equines Vet Care is simple, secure, and convenient. Browse our extensive selection of livestock healthcare products, complete your purchase through our encrypted checkout system, and enjoy dependable delivery to eligible destinations throughout the United States and internationally.
Equines Vet Care supplies veterinary medicines throughout the United States and many international destinations, including Canada, Australia, France, Germany, Spain, the Netherlands, Italy, Mexico, and many other eligible countries, subject to local veterinary medicine regulations and import requirements.
Store Exzolt Cattle-CA1 at or below 30°C (86°F) according to the manufacturer’s instructions. Use opened containers within the labeled in-use period and keep the product tightly closed in its original container when not in use.
Exzolt Cattle-CA1 is for veterinary use only and is available by prescription in many countries. It is intended for topical application only. According to the approved U.S. labeling, it is not for use in breeding bulls one year of age or older, dairy calves, veal calves, or dairy cattle producing milk for human consumption. Always follow the manufacturer’s approved directions, dosage recommendations, and withdrawal periods.
Equines Vet Care is committed to providing trusted veterinary medicines, dependable customer support, and reliable worldwide delivery. Whether you operate a beef ranch, dairy farm, veterinary clinic, or livestock enterprise, we strive to deliver genuine veterinary products backed by secure ordering, competitive pricing, and professional service.
What is Exzolt Cattle-CA1 Pour-On?
Exzolt Cattle-CA1 is a prescription veterinary topical antiparasitic containing 50 mg/mL fluralaner for eligible beef cattle and replacement dairy heifers. It is indicated for New World screwworm and cattle fever tick control according to the approved labeling.
What is the active ingredient?
The active ingredient is fluralaner 50 mg/mL.
Can I buy Exzolt Cattle-CA1 Pour-On online?
Availability depends on your country’s veterinary medicine regulations and any applicable prescription requirements.
How is Exzolt Cattle-CA1 administered?
It is applied as a topical pour-on in a narrow strip along the back from the withers to the base of the tail, following the manufacturer’s instructions.
Should I consult a veterinarian before using Exzolt Cattle-CA1?
Yes. This product should only be used under the supervision of a licensed veterinarian according to the approved product labeling.
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