Corticosteroids should be used with caution in patients with nonspecific ulcerative colitis if there is a probability of impending perforation, abscess, or other pyogenic infection.

• 如果有紧急穿孔，脓肿，或者有其他化脓性传染或在有未明确的溃疡性结肠炎病人应谨慎使用类皮质激素。