Formulations of cyanocobalamin injection containing benzyl alcohol as a preservative should also be avoided in premature neonates and those with hypersensitivity due to its association with gasping syndrome (10-12)
Hormonal shifts: Declines in growth hormone, estrogen, or testosterone affecting metabolism
From a biochemical point of view, two essential enzymatic reactions require vitamin B 12 (cobalamin)
The most commonly reported side effects are mild and transient, including injection site reactions (redness, slight swelling, or tenderness), mild headaches during the initial days of use, and occasional dizziness or lightheadedness, particularly when starting the peptide
In most patients, the effectiveness of hormone therapy starts working in 1 or 2 weeks after receiving treatment
To learn more about vitamin injections in general, read our blog post on vitamin injections