The goats then received , on separate occasions , three propofol treatments intravenously : bolus of 0.5 mg kg ( -1 ) followed by a constant rate infusion ( CRI ) of 0.05 mg kg ( -1 ) minute ( -1 ) ( treatment LPROP ) ; bolus of 1.0 mg kg ( -1 ) followed by a CRI of 0.1 mg kg ( -1 ) minute ( -1 ) ( treatment MPROP ) , bolus of 2.0 mg kg ( -1 ) followed by a CRI of 0.2 mg kg ( -1 ) minute ( -1 ) ( treatment HPROP ) .
