it was found that i/m injection of ampicillin-trihydrate to sheep ( 10 and 25 mg/kg ) and lambs ( 10 and 20 mg/kg ) led to the elimination of the antibiotic via the urine in bacteriostatic concentrations for 48 hours , while the application of ampicillin-na under the same conditions led to its elimination in the course of 24 hours .
C0700443
ampicillin-trihydrate
C0002680
ampicillin