Vitamin B12 shots are injections that a doctor may prescribe to treat a vitamin B12 deficiency, especially if a person's body has difficulty absorbing the vitamin. A deficiency in vitamin B12 can lead to various health problems, ranging from fatigue to permanent neurological changes.
Which medicine is best for B12?
Drug name
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View information about Vitamin B12 Vitamin B12
Generic name: cyanocobalamin systemic Drug class: vitamins For consumers: dosage, interactions, side effects
View information about cyanocobalamin cyanocobalamin
Are vitamin B12 injections prescription only?
A B12 shot contains high levels of cyanocobalamin, which quickly elevates B12 levels in the body. Injections are water-soluble, which helps your body store and use the vitamin as it's needed. Shots can be self-administered or given by a doctor. You need a prescription for injections.
Can I get B12 over the counter?
Vitamin B12 is available over the counter in the form of tablets (100, 500, 1,000, or 5,000 mcg) and lozenges (50, 100, 250, or 500 mcg).Jan 1, 2006
What symptoms does low B12 cause?
- Weak muscles.
- Numb or tingling feeling in hands and feet.
- Trouble walking.
- Nausea.
- Decreased appetite.
- Weight loss.
- Irritability.
- Lack of energy or tiring easily (fatigue)
How often should I take 1000 mcg of B12?
Generally, a daily dosage of 1000 micrograms is used to treat a deficiency without any side effects.Sep 13, 2021