WFU

2016年11月6日 星期日

Therapies for severe aplastic anemia (SAA)

ATG + cyclosporine

Chemotherapy: 

ATG

Antithymocyte Immunoglobulin Rabbit (商品名:Thymoglobuline 25mg/vial) 2.5mg/kg/day in N/S 500 ml IVD 12 hrs QD on D1-D5


Steroid protocol 1--traditional

Methylprednisolone  5mg/kg/day in N/S 50 ml IVD 30mins QD on D1-D5
Methylprednisolone  2.5mg/kg/day in N/S 50 ml IVD 30mins QD on D6-D10
Taper steroid since D11 and discontinue on D30  


   
Steroid protocol 2—according to Japan study

Prednisolone   1 mg/kg/day on D1~D9
Prednisolone   0.5 mg/kg/day on D10~D15
Prednisolone   0.2 mg/kg/day on D16~D21


Other medications:

Cyclosporin-A (100 mg/cap, 25 mg/cap)  2.5mg/kg/dose PO BID since D6
# suggest tapering very slowly since 12th month, 10% reduction/month (according to Italian study)

G-CSF 5 mcg/kg/day QD sc since D6 till pass nadir or failure
# suggest QD on D6~D28, Q1wk on D29~D84 (according to Japan study)


Pre-medication:
Vena 1Amp IV before Thymoglobuline○R QD on D1-D5
Tinten 1# PO before Thymoglobuline○R QD on D1-D5 

Others:
Check Cyclosporin level qw1, target CsA:150~200
Consider CMV DNA rt-PCR monitoring
Consider PJP prophylaxis
Consider antacid or PPI use during steroid usage