side effects of too much b12 injections Feeling worse after Injection: Answering concerns how do you feel after

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Safety Information Bacteriostatic water contains benzyl alcohol as a preservative

Although adverse reactions to intravenous, intramuscular or subcutaneous injection of 0.9% benzyl alcohol are not known to occur in man, experimental studies of small volume parenteral preparations containing 0.9% benzyl alcohol in several species of animals have indicated that an estimated intravenous dose up to 30 mL may be safely given to an adult without toxic effects

Risks of Untreated Vitamin B12 Deficiency Anemia Increasing your vitamin B12 levels is key

Keep all medicines away from children and pets

Less Frequent Dosing: Instead of a daily pill, injections are typically given on a weekly or monthly schedule as determined by a healthcare provider