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Methylcobalamin

Generic Name: Methylcobalamin

Medically reviewed by Drugs.com. Last updated on Nov 9, 2020.

Uses of Methylcobalamin:

  • It is used to treat some nerve problems.
  • It is used to help with some kinds of anemia.

What do I need to tell my doctor BEFORE I take Methylcobalamin?

  • If you are allergic to methylcobalamin; any part of methylcobalamin; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
  • If you need to handle mercury or mercury-like compounds.

This is not a list of all drugs or health problems that interact with methylcobalamin.

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take methylcobalamin with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Methylcobalamin?

  • Tell all of your health care providers that you take methylcobalamin. This includes your doctors, nurses, pharmacists, and dentists.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • Follow up with the doctor as you have been told.
  • Use with care in children. Talk with the doctor.
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using methylcobalamin while you are pregnant.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

How is this medicine (Methylcobalamin) best taken?

Use methylcobalamin as ordered by your doctor. Read all information given to you. Follow all instructions closely.

All products:

  • Keep taking methylcobalamin as you have been told by your doctor or other health care provider, even if you feel well.

Shot:

  • It is given as a shot into a muscle or vein.
  • Your doctor may teach you how to give the shot.
  • Follow how to use carefully.
  • Wash hands before and after use.
  • Move site where you give the shot each time.
  • Do not use if the solution is cloudy, leaking, or has particles.
  • Do not use if solution changes color.
  • Throw away needles in a needle/sharp disposal box. Do not reuse needles or other items. When the box is full, follow all local rules for getting rid of it. Talk with a doctor or pharmacist if you have any questions.

What do I do if I miss a dose?

  • Take a missed dose as soon as you think about it.
  • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

All products:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.

Shot:

  • Shortness of breath.
  • Very bad dizziness or passing out.

What are some other side effects of Methylcobalamin?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

Tablet:

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Methylcobalamin?

Tablets:

  • Store at room temperature.
  • Store in a dry place. Do not store in a bathroom.

Shot:

  • Most of the time, methylcobalamin will be given in a hospital or doctor's office. If stored at home, follow how to store as you were told by the doctor.

All products:

  • Protect from light.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.

Consumer information use

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about methylcobalamin, please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

More about methylcobalamin

Consumer resources

Professional resources

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.