Dược Động Học  : 
								
									
▧ Protein binding : 
89.9 ±1.5%
▧ Metabolism : 
Hepatic metabolism accounts for less than 30% of the biotransformation of most penicillins.
▧ Route of Elimination : 
Nafcillin is primarily eliminated by nonrenal routes, namely hepatic inactivation and excretion in the bile.
▧ Half Life : 
The serum half-life of nafcillin administered by the intravenous route ranged from 33 to 61 minutes as measured in three separate studies.