Hello @zaink ,hope your are having a good day and you have shared ways to give medicine, through intravenous injection, intramuscular injection, or oral pills.

Yes you are right that injections are the fastest for pain relief because they go straight into the bloodstream. Vitamin B12 is often given as injections because they work better than pills in the body.

But If you don't like pills or injections there are other ways to ease pain like hot/cold therapy, execises ,thanks for sharing this information, really enjoyed reading your blog wish you success 💖🤗🌸.