Non-severe initial episode definition
WBC < 15 x 109 /L AND
Scr < 133 μmol/L
Non-severe initial episode first line tx
PO Fidaxomicin 200mg BD (not in sg)
PO Vancomycin 125mg QDS
Non severe initial episode first line alt
PO Metronidazole 400mg TDS
Severe initial episode first line tx
PO Fidaxomicin 200mg BD
PO Vancomycin 125mg QDS
Severe initial episode definition
WBC ≥ 15 x 109 /L OR
Scr ≥ 133 μmol/L
Fulminant initial episode tx
IV Metronidazole 500mg Q8H + PO Vancomycin 500mg QDS ± PR Vancomycin 500mg QDS
First recurrent TX
PO Fidaxomicin 200mg BD x 10d
PO Fidaxomicin 200mg BD x 5d then 5mg EOD x 20d
PO Vancomycin tapered/pulsed
tx duration for initial ep
10-14d