Levocarnitine is generally low-risk, but it has been reported to increase the effect of warfarin, raising the INR, and long-term use of certain pivalate-containing antibiotics can lower body carnitine stores
Typical injection spots are: The abdomen , a couple of inches away from the belly button The outer thigh The back of the upper arm These are easy for self-injections too but again, only once a professional has shown you how to do it correctly
If your AHK-Cu isn't high-purity, your effective dosage calculations will be fundamentally flawed
Additional information Peer review information Nature Metabolism thanks Dominique Langin and the other, anonymous reviewers for their contribution to the peer review of this work
In general, pay attention to a conscientious dosage especially in infants, toddlers and older people
I don't know if this helps but I'v always found the upper deltoid far less painful than the thigh