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Product Line: Agrochemicals

Closantel

CAS 57808-65-8

Molecular structure of Closantel

CAS · 57808-65-8

01

Product Overview

Closantel is a high-purity veterinary-medicine supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance Light yellow powder, odourless
Assay 98.0% ~ 102.0%
Identification Complies with reference spectrum
Total Impurities ≤ 2.0%
Reduction product ≤ 1.0%
3,5-Diiodosalicylic acid ≤ 1.0%
Other individual impurity ≤ 1.0%
Loss on drying ≤ 0.5%
03

Applications

Closantel is widely used in veterinary medicine as an antiparasitic agent, particularly for the control of blood-feeding parasites in livestock. It is commonly applied in the treatment of infestations caused by liver flukes, gastrointestinal nematodes, and ectoparasites such as ticks and lice in cattle, sheep, and goats. Closantel is formulated into oral drenches, injectable solutions, and pour-on products to support flexible administration in animal husbandry. In addition to therapeutic use, it is employed in veterinary research to study parasite metabolism, drug resistance mechanisms, and the physiological effects of uncoupling oxidative phosphorylation in parasitic organisms. Its selective activity makes it valuable in integrated parasite management programs aimed at improving livestock health and productivity.

04

Benefits

Closantel offers several advantages due to its targeted mode of action and prolonged activity. It interferes with energy metabolism in parasites, leading to effective elimination of blood-feeding species while showing limited impact on the host animal when used as directed. The compound exhibits a long duration of action, reducing the frequency of dosing and improving treatment compliance in large-scale livestock operations. Closantel is particularly effective against parasites that have developed resistance to other anthelmintic classes, making it an important option in resistance management strategies. Its stability and compatibility with various veterinary formulations also support reliable storage, transport, and field use.

05

Conclusion

Closantel is a highly effective veterinary antiparasitic agent with broad applications in the control of flukes, nematodes, and ectoparasites in livestock. Its benefits, including targeted efficacy, long-lasting action, and usefulness in resistance management, make it an essential component of modern veterinary parasite control programs. The compound continues to support animal health, productivity, and ongoing research in veterinary pharmacology and parasitology.

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