Sulfasalazine inhibits folate absorption.
D000748:Anemia, Macrocytic / Q000139:chemically induced*; D003093:Colitis, Ulcerative / Q000188:drug therapy*; D005494:Folic Acid Deficiency / Q000378:metabolism*; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D012460:Sulfasalazine / Q000009:adverse effects*
D012460:Sulfasalazine