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What is Vitamin B12 used for?

Vitamin B12 is important to maintain the health of nerves, metabolism and red blood cells. While sufficient amounts are often obtained through diet alone, some conditions prevent the body from using Vitamin B12 to ensure their body functions normally, especially in older adults and ind
You may need Vitamin B12 supplements if you have poor nutrition, HIV, cancer, pregnancy, celiac disease, alcoholism, stomach problems, age and vegan diets that restrict animal products and rely on plant foods. Treating vitamin B12 deficiencies can prevent health problems such as nervous system damage, anemia and intestinal and stomach problems.

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    Product of Canada

    Frequently Asked Questions About Vitamin B12

    How to Use Vitamin B12?

    Before you start taking Vitamin B12, and after every refill, carefully read and understand the product information provided. If you are unsure how to use it, call your doctor or pharmacist as proper use will provide the most benefit.

    Your dose is based on your condition, and test and your previous treatment history. It has to be used as directed to get the most benefit and treat your specific condition.

    Consult your doctor if you take proton pump inhibitors (PPI's) as it may affect how your body absorbs sources of vitamin B12 and reduce your vitamin B12 levels. Folic acid may help if recommended by your doctor and taken appropriately.

    Vitamin B12 Drug Interactions

    The following drugs are known to interact with Vitamin B12.This is not an exhaustive list of all possible drug interactions. It is important to disclose all your current medications, (including prescription medications and herbal products) with your doctor to prevent allergic reactions or adverse interactions. They may have to determine if the interaction is worth the benefit of using both drugs or if your therapeutic plan needs to be changed.

    • Chloramphenicol

    What are Side Effects of Vitamin B12?

    Vitamin B12 Has known side effects. This is not a complete list and includes frequently reported adverse events. If you experience any signs and symptoms of serious side effects when taking Vitamin B12, talk to your doctor or emergency care.
    Report side effects with Vitamin B12 To your doctor. If you find them unmanageable call your doctor for medical advice about side effects.

    • headache
    • Abdominal or stomach pain
    • bleeding from the gums or nose
    • coughing that sometimes produces a pink frothy sputum
    • swelling of the face, fingers, feet, or lower legs
    • unusual tiredness or weakness
    • dilated neck veins
    • extreme fatigue
    • decreased urine output
    • blue lips and fingernails
    • weight gain
    • fast heartbeat
    • ringing in the ears
    • pale skin
    • skin rash with a general disease
    • difficult, fast, noisy breathing, sometimes with wheezing
    • irregular heartbeat
    • puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
    • cough
    • dizziness
    • Diarrhea
    • eye pain
    • hives, itching, or skin rash
    • increased sweating
    • difficulty with swallowing
    • tightness in the chest
    • chest pain
    • irregular breathing

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    DISCLAIMER: The information provided here is for informational purposes only and is not intended to replace the medical advice provided by a certified medical professional. Any prescription drug use needs to be approved by your doctor. Do not avoid or ignore any advice provided by your physician in favor of what is written here. Always consult with a pharmacist or doctor before taking this medication and seek counselling if you have any questions or concerns about your medication.