Taken orally via drinking water:-Broiler chickens:66.67 gm of ATCO-AMPICIN 30% / 1000 kg b.wt. in drinking wateronce daily for 3 days (eq. to 0.66 gm of ATCO-AMPICIN 30% / 1 Liter).Non ruminant Calves: 1.67 gm of ATCO-AMPICIN 30% / 50 kg b.wt. indrinking water twice daily for 3 - 5 days.