Patient 1 Patient 2
Niacin Ingested 7.5 g over 48 hours  
Age 20 23
Sex Male Male
Peak AST (U/L) 4070 2903
Peak ALT (U/L) 3832 4087
Peak INR 4.95 1.64
Serum NH3 (normal 65-107) 95 155
Factor V (normal 65-140%) <21% 41
Factor VII (normal 60-130%) <14% 18
Lactate (MMOL/L) 0.8 2.2
Table 1: Case Data.