are there side effects from b12 injections Why Do I Feel Worse After My Injection? Causes & Management – Bolt Pharmacy B12 Injections-Onyx Acupuncture & Integrative

You are unable to purchase this product

These two medications should be taken at different times of the day

The MHRA product information for hydroxocobalamin preparations lists several recognised side effects that patients should be aware of before commencing treatment

Common side effects include, but may not be limited to: pain or redness at the injection site mild diarrhea pruritus (itching) increased swelling joint pain dizziness headache nervousness or anxiety Serious side effects may include: allergic reactions peripheral vascular thrombosis hypokalemia (low potassium levels) pulmonary edema (fluid build-up around or in the lungs) thrombocytosis congestive heart failure There have been reports of anaphylactic shock and death after the parenteral administration of vitamin B12

Approximately 6% of people under age 60 and 20% of people over age 60 are vitamin B12 deficient

Your ideal timing will depend on your routine and clinician guidance