Generic Name: Cyanocobalamin (B12) Injection (sigh an oh koe BAL uh min)
Brand Name: Cobal 1000
Uses of Cyanocobalamin Injection:
- It is used to treat anemia.
- It is used to treat or prevent low vitamin B12.
- It may be given to you for other reasons. Talk with the doctor.
What do I need to tell my doctor BEFORE I take Cyanocobalamin Injection?
- If you have an allergy to cyanocobalamin or any other part of cyanocobalamin (B12) injection.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
This medicine may interact with other drugs or health problems.
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 cyanocobalamin (B12) injection 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 Cyanocobalamin Injection?
- Tell all of your health care providers that you take cyanocobalamin (B12) injection. This includes your doctors, nurses, pharmacists, and dentists.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- Talk with your doctor before you drink alcohol.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using cyanocobalamin (B12) injection while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
- Very bad and sometimes deadly allergic reactions have rarely happened. Talk with your doctor.
- Some products have benzyl alcohol. Do not give a product that has benzyl alcohol in it to a newborn or infant. Talk with the doctor to see if this product has benzyl alcohol in it.
How is this medicine (Cyanocobalamin Injection) best taken?
Use cyanocobalamin (B12) injection as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- To gain the most benefit, do not miss doses.
- Keep taking cyanocobalamin (B12) injection as you have been told by your doctor or other health care provider, even if you feel well.
- It is given as a shot into a muscle or under the skin.
- If you will be giving yourself the shot, your doctor or nurse will teach you how to give the shot.
- Follow how to take cyanocobalamin (B12) injection as you have been told by your doctor. Do not use more than you were told to use.
- Wash your hands before and after use.
- 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.
See also: Dosage Information (in more detail)
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:
- 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.
- Swelling, warmth, numbness, change of color, or pain in a leg or arm.
- Very loose stools (diarrhea).
- Feeling very tired or weak.
- Chest pain.
- Shortness of breath, a big weight gain, or swelling in the arms or legs.
- Change in balance.
- A burning, numbness, or tingling feeling that is not normal.
- Any unexplained bruising or bleeding.
What are some other side effects of Cyanocobalamin Injection?
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:
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.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
See also: Side effects (in more detail)
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 Cyanocobalamin Injection?
- If you need to store cyanocobalamin (B12) injection at home, talk with your doctor, nurse, or pharmacist about how to store it.
- 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 and Disclaimer
- 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.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about cyanocobalamin (B12) injection, 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.
Disclaimer: This information should not be used to decide whether or not to take cyanocobalamin (B12) injection or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about cyanocobalamin (B12) injection. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to cyanocobalamin (B12) injection. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using cyanocobalamin (B12) injection.
Review Date: March 7, 2018
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