how should b12 be injected Are Shots Safe? Royal Palm Beach Medical Group How to Give B12 Injections

You need to get the vaccine and the HBIG (if needed) as soon as possible after coming into contact with the virus

Add diluent slowly down the side of the vial do not inject directly onto the lyophilised cake and allow the powder to dissolve without vigorous shaking

However, it may also be administered slowly by intravenous or subcutaneous injection

doi:10.17226/6015

Typical effects reported with these wellness therapies are usually mild and temporary, such as brief flushing or warmth, mild nausea if an infusion runs too fast, or minor irritation at an injection site, and a provider adjusts pacing and technique to keep them to a minimum