Yep.... folks have been using castor oil for intestinal worms since before my grandma's grandma's grandma..and before that. A simple Google search of castor oil and internal parasites will yield all sorts of info. Not many scientific studies but among the anecdotal stories one finds the author citing certain studies. Not much call for government studies on something as cheap and easily found as castor oil...can't get any money off that. If I had more time, I'd find you more..but here's a few.
http://skinverse.com/castor-oils-many-forgotten-uses-part-1-medicinal-values.html
http://articles.mercola.com/sites/a...28/castor-oil-to-treat-health-conditions.aspx
http://journal-phytology.com/index.php/phyto/article/viewFile/6073/3112 This one is the most on point for the topic/question.
http://www.edgarcayce.org/are/holistic_health/data/caserep1.html
http://skinverse.com/castor-oils-many-forgotten-uses-part-1-medicinal-values.html
http://articles.mercola.com/sites/a...28/castor-oil-to-treat-health-conditions.aspx
http://journal-phytology.com/index.php/phyto/article/viewFile/6073/3112 This one is the most on point for the topic/question.
http://www.edgarcayce.org/are/holistic_health/data/caserep1.html