N.a. is sometimes more refractory and may require additional doses. Mebendazole is equally effective. Pyrantel pamoate is an effective alternative especially for n.a. Prevention Sanitary control of disposal of excreta is the most effective means. Wearing footwear is not entirely likely to prevent infection because a.d. can be ingested and both a.d. and n.a.
Work is in progress to genetically engineer hw.
Antigens to use as vaccines in humans. Infantile form has significant mortality. This topic is undergoing peer review. Most articles will be available for public use by July 1. To locate only topics that are complete, please use our eMedicine Search Wizard.