b12 injection dose Dosage and Frequency: 7 Guidelines for Adults Cyanocobalamin Injection USP 1000 mcg/mL

Rare side effects of B12 shots (require medical attention) Serious reactions to B-12 shots are uncommon, but its important to be aware of them: Allergic reaction, including rash, hives, dizziness, or trouble breathing Significant swelling, pain, or warmth that worsens at the injection site Palpitations or chest discomfort Signs of drug interactions, especially if you take multiple prescription medications If you experience symptoms that feel intense, progressive, or unusual, you should contact your provider right away

see also 6,7 )

Semaglutide carries a boxed warning and is contraindicated in patients with personal or family history of medullary thyroid carcinoma or MEN2 syndrome

Its important to know the differences to treat patients well