Freezing can damage the peptide structure just as much as shaking
In essence, sterile water for injection is pure water with no preservative , meant for immediate, single-use dilution of medications, whereas bacteriostatic water for injection is sterile water with a preservative (like benzyl alcohol) that allows for multiple uses from the same container by suppressing bacterial growth
You can also report any adverse effects of the COVID vaccine to the FDA and CDC by calling 800-822-7967 or online through the VAERS portal
This raises the question: Can you use insulin syringes for B12 injections
Your doctor may prescribe it if you have a documented B-vitamin deficiency or a condition like malabsorption, severe gastrointestinal issues, or after certain surgeries where your bodys demand for B vitamins is higher
They are 0.3ml, 0.25mm (31G) x 8mm