vitamin b12 with diclofenac injection B1 + Vitamin B6 + Vitamin Vitamin B12 Injection: Energy Boost

Alcohol remaining on the skin causes stinging when the needle penetrates

Del bo' C, Riso P, Gardana C, Brusamolino A, Battezzati A, Ciappellano S

Ritonavir may inhibit exoribonuclease activity of nsp14 from the SARS-CoV-2 virus and potentiate the activity of chain terminating drugs

(Some patients may reuse their own syringe up to a few times if needed, but it must never be shared or used by someone else.) After injection, the used syringe should be placed in a proper sharps/needle container for safe disposal this prevents needlestick injuries or hygiene issues

A similar question holds for other subclinical co-infections

Edwards, J