L Carnitine injection is recommended at 1 ampule every 2 3 days for best results. The L Carnitine is taken intravenously either by normal injection or using a butterfly needle. After taking this L Carnitine, you Acetyl L Carnitine vs L Carnitine: 4 Key Differences Momentous Acetyl L Carnitine All You Need To Know About L Carnitine HealthKart Meno Clinic Carnitine The Meno Clinic Center for Advanced Medicine L CARNITINE 1 GM 5 ML ( L CARNITINE ) 5 X 5 ML IV USE AMPOULES