Current medical therapy for ulcerative colitis

Table 1 Treatment of active ulcerative colitis

Severity	Extent
	Distal	Left-sided	Extensive
Mild	Topical GCS or 5-ASA	Topical GCS or 5-ASA + oral 5-ASA	Oral 5-ASA ( + topical therapy)
Moderate/severe	Topical GCS or 5-ASA (+ oral 5-ASA?)	Oral GCS	Oral or GCS iv
Refractory	Increase dose and duration	GCS iv + CSA	GCS iv + CSA
	Switch enemas	Surgery	Surgery
	Combine topical GCS and 5-ASA
	Oral GCS
	Others