Administration and dosage Mode of Administration: Subcutaneous injection to a fleshy part of the body, typically to the stomach or abdominal area
Even though you are taking vitamin B12 supplements or injections, it is also good to maintain a healthy diet
Neurosci Lett 569:7479 Liberati A, Altman DG, Tetzlaff J et al (2009) The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate health care interventions: explanation and elaboration

whereas nonselective immunosuppressants, which comprise glucocorticoids, cyclophosphamide, antimetabolites such as methotrexate and leflunomide, as well as herbal extracts like tripterygium wilfordii and sabia japonica maxim, exhibit a broader spectrum of effects, impacting multiple aspects of the immune system (242, 243) Although immunosuppressants are effective in reducing the overreaction of the immune system to pathological environments such as hypoxia, the accompanying heightened risk of complications, such as the development of malignant tumors, infectious diseases, and osteoporosis, underscores the need for an ideal immunosuppressant agent that is not only highly selective and fast-acting but also efficacious, with the capability to reverse its effects upon drug discontinuation, and possesses minimal side effects without compromising normal immune function
xiii Oxycodone with acetaminophen (Brand names Percocet, Tylox, Roxicet, Endocet & others