5.4 Hypersensitivity Reactions Serious hypersensitivity reactions (e.g., anaphylaxis, angioedema) have been reported in patients treated with MOUNJARO
Too Much Vitamin B12: Risks, Symptoms and When to Seek Help Vitamin B12 (cobalamin) is a water-soluble vitamin crucial for nerve function, DNA synthesis, and red blood cell production
Folate must be checked alongside B12, and folate deficiency should never be treated in isolation when B12 is low, because doing so can mask the anaemia while neurological damage progresses

Rare: may affect up to 1 in 1,000 people Acniform and bullous eruptions (acne-like and blistery skin eruptions) Not known: frequency cannot be estimated from the available data Headache, dizziness Nausea (feeling sick), vomiting, diarrhoea Malaise (feeling unwell) Rash, itching Injection site reactions including injection site pain, injection site erythema, injection site pruritus, injection site induration, and injection site swelling (Reactions at the site of the injection) Exanthema (a widespread skin rash) Chromaturia (unusual coloured urine) Fever Hot flushes (a feeling of intense heat with sweating and rapid heartbeat) Chills (feeling of coldness accompanied by shivering) Paraesthesia (feeling of pins and needles) Tremor (tremble or shakes) Hypokalaemia (decreased potassium levels in the blood) Reactive thrombocytosis (body produces too many platelets) Reporting of side effects If you get any side effects, talk to your doctor, pharmacist or nurse

The three forms of vitamin B12, cyanocobalamin, methylcobalamin, and adenosylcobalamin have been shown to have different conversion and absorption rates, with methylcobalamin (the naturally occurring form of B12) regarded as the most optimal for assisting in the methylation cycle
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