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Antihelminthic drugs

praziquantel Developed in the 1970's by German pharmaceutical firms Bayer and Merck
Thiabendazole Developed by Dr. William Campbell of Merck; first benzimidazole to be developed and licensed for human use.
1960's and 1970's Introduction of organophosphate antihelminthics
Haloxon An organophosphate antihelminthic that was eventually removed from the U.S market due to toxicity issues.
phenothiazine Modern age of deworming began. Administered to sheep as a drench and/or included in salt mixtures. Sometimes combined with lead arsenate to control tapeworms.
Created by: 100000067821038