I've taken Septra or Bactrim several times along with Colazal. No problem. Even though they both have a form of sulfa in them, they're completely different classes of drugs and don't interact with one another.
Moderate to severe left-sided UC (21 cm) diagnosed 2001.
Asacol, Rowasa, Pentasa, Prednisone, Entocort, Azathioprine
Colazal, Remicade, Nature's Way Primadophilus Reuteri.
In remission since April, 2006. Remicade has been my wonder drug.
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