Levocarnitine Tablets (330 mg) Levocarnitine Oral Solution (1 g 10 mL multiple unit container) Levocarnitine Oral Solution (Sugar Free) (1 g 10 mL multiple unit container) For oral use only. Not for parenteral use. L Carnitine Dosage for Erectile Dysfunction: Practical Guidance and Evidence L Carnitine Injection Levocarnitine IV L Carnitine Dosage for Erectile Dysfunction: What the Evidence Shows and How to Use It Safely