How often should you deworm a horse? Can you overdo it? Do natural dewormers work? Can my dogs give my horses their worms? Members of TheHorse.com who participated in The Horse's Strategic Deworming Webinar asked these questions and about 70 more–and they received answers by presenter Heidi A. Brady, PhD, an associate professor at Texas Tech University, during the Aug. 7, 2008 webinar. A complete transcript of these questions and answers follows.

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