can you take b12 oral and injections The Advantages of Versus Supplements: Shawn Veiseh, M.D.: Family Medicine Vitamin B12 Shots for Energy

Conclusions The current study showed that supplementation with vitamin B12 (1000 g cyanocobalamin per day) for 12 weeks among patients with NAFLD improved serum levels of homocysteine

Vitamin B12 is available in four different types methylcobalamin, adenosylcobalamin, cyanocobalamin, and hydroxocobalamin

We note that section 1833(t)(3)(F) of the Act provides that application of this subparagraph may result in the OPD fee schedule increase factor under section 1833(t)(3)(C)(iv) of the Act being less than 0.0 percent for a year and may result in OPPS payment rates being less than rates for the preceding year

however, most people only take chloramphenicol for a short time so this interaction isn't a big problem