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MIRALAX (polyethylene glycol 3350). Accessed March 25, 2016 from:http://www.miralaxmd.com/product-information/miralaxsupsup-label/
KRISTALOSE (lactulose solution). Accessed March 25, 2016 from: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=535dd1ea-b567-49f7-9a84-8ea91e78c466