anthelmintic

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Ascaris lumbricoides

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Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Ahura Mazda - relief of the Zoroastrian god Ahura Mazda at the ancient ruins of Persepolis in Iran. Also known as Ormazd Zoroastrianism,

Which Religion Is the Oldest?

Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.

10 of the World’s Most Dangerous Fish

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

New Zealand. Political/Physical map. Includes locator.

Where Is “Old Zealand”?

anthelmintic: Facts & Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Facts

Also Known As	vermifuge • antihelmintic

Photos

Ascaris lumbricoides

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Topics

piperazine phenothiazine diethylcarbamazine dithiazanine pyrantel pamoate mebendazole hygromycin praziquantel thiabendazole veterinary medicine antibiotic antimicrobial agent antiviral drug antifungal drug antiprotozoal drug anesthetic cardiovascular drug analgesic antihistamine adrenergic drug

Key People

Ōmura Satoshi

Ōmura Satoshi

Japanese microbiologist

Campbell, William

William Campbell

Irish-born American parasitologist