You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Triclabendazole and explain in detail?
Triclabendazole, sold under the brand name Egaten among others, is a medication used to treat fascioliasis and paragonimiasis. It is very effective for both conditions. Treatment in hospital may be required. It is taken by mouth with typically one or two doses being required.Side effects are generally few, but can include abdominal pain and headaches. Biliary colic may occur due to dying worms. While no harm has been found with use during pregnancy, triclabendazole has not been studied well in this population. It is a member of the benzimidazole family of medications for worms.Triclabendazole was approved for medical use in the United States in 2019. It is on the World Health Organizations List of Essential Medicines. For human use, it can be obtained from the World Health Organization. It is also used in animals.

Chemistry
It is a member of the benzimidazole family of anthelmintics. The benzimidazole drugs share a common molecular structure, triclabendazole being the exception in having a chlorinated benzene ring but no carbamate group.  Benzimidazoles such as triclabendazole are generally accepted to bind to beta-tubulin therefore preventing the polymerization of microtubules.

History
Since late 1990s, triclabendazole became available as a generic drug, as patents expired in many countries. Many products were developed then. Among them, Trivantel 15,  a 15% triclabendazole suspension, was launched by Agrovet Market Animal Health in the early 2000s