Apriso [package insert]. Morrisville, NC: Salix Pharmaceuticals, Inc.;2008 October.
Asacol [package insert]. Cincinnati, OH: Procter & Gamble Pharmaceuticals;2007 April.
Canasa [package insert]. Birmingham, AL: Axcan Scandipharm, Inc.;2006 February.
Lialda [package insert]. Wayne, PA: Shire US, Inc.;2007 January.
Pentasa [package insert]. Wayne, PA: Shire US, Inc.;2004 July.
Rowasa [package insert]. Marietta, GA: Alaven Pharmaceutical LLC;2006 October.
Food and Drug Administration, Center for Drug Evaluation and Research. Electronic orange book: Approved drug products with therapeutic equivalence evaluations. FDA Web site. Available at: http://www.fda.gov/cder/ob/. Accessed April 19, 2007.
Briggs GG, Freeman RK, Yaffe SJ. Drugs in Pregnancy and Lactation. 7th ed. Philadelphia (PA): Lippincott Williams & Wilkins;2005.
National Library of Medicine (US). Drugs and Lactation Database (LactMED). NLM Web site. Available at: http://toxnet.nlm.nih.gov/cgi-bin/sis/htmlgen?LACT. Accessed April 19, 2007.