Risks While B12 injections are generally considered safe, especially when administered under medical supervision, there are some potential risks and side effects to be aware of: Pain, Redness, or Swelling at the Injection Site: This is the most common side effect and is usually mild and temporary
Acta BBA - Mol
So, the unopened answer to how long is bac water good for starts with the printed label, not with a generic internet estimate
Hematology and Oncology 2012a
It should be avoided or used only under clinician supervision in patients with kidney disease, older adults, or those at risk for electrolyte abnormalities , due to the risk of hypermagnesemia., Use sparingly: Stimulant laxatives (such as bisacodyl or senna) may be effective for intermittent rescue use , but they can cause cramping and are generally not needed for routine long-term management when osmotic agents are effective., Safety note: Regular stimulant laxative use that causes frequent loose stools may contribute to dehydration and electrolyte imbalance (including hypokalemia) and should therefore be intermittent unless clinician-directed . What about docusate (Colace)
(4) Yue X, Liu SL, Guo JN, Meng TG, Zhang XR, Li HX, Song CY, Wang ZB, Schatten H, Sun QY, Guo XP