can vitamin b12 cause harm if injected to subcutaneous fat Best Injection Sites Is intramuscular (IM) administration of

Every one of those numbers is downstream of a single choice how much water you add so it is worth understanding what happens if that choice changes

Never reuse syringes each draw requires a fresh sterile syringe and needle to prevent bacterial contamination of the vials contents

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Scared it will do more damage I am concerned with statements like these solicited adverse events were generally short-lived. Pfizers report has similar language (most resolved within 2-3 days)

Bacteriostatic water is not standard in UK clinical practice, and reconstituting injectable medicines at home without professional supervision is unsafe