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 L Carnitine 500mg mL 30mL Vial Pharmaceutical Grade Benefits of L carnitine injections are aplenty! This injection is a great way to boost your energy levels, help with weight management, and even promote healthy heart function. Studies show that L Carnitine Injection 500mg ml (Olympia Compounding Pharmacy) 10 Vials (IM IV) at 7000 piece in Nagpur L Carnitine 5000mg NewBioRx L CARNITINE 100ML INJECTION WestVETS Veterinary Products