How to Give Yourself A Subcutaneous Injection Semaglutide Therapy Weight Loss Treatment Saintly Skin 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 Can I inject anabolics subcutaneously?, This is a question I get asked a lot, and the short answer: yes. , Subcutaneous injections have the same pharmacokinetics, so basically it works in the same