Generic Name: cyanocobalamin (injection) (sye AN oh koe BAL a min)Brand Name: Cobolin-M, Depo-Cobolin, Vitamin B12, Vitamin B-12 Cyanocobalamin is a man-made form of vitamin B12. Vitamin B12 is important for growth, cell reproduction, blood formation, and protein and tissue synthesis. Cyanocobalamin is used to treat vitamin B12 deficiency in people with pernicious anemia and other conditions. Cyanocobalamin may also be used for purposes not listed in this medication guide. You should not use this medicine if you are allergic to cobalt, or if you have Leber's disease. Don't Believe The Hype: How Multivitamins Conquered The Land Of The Free You should not use this medicine if you are allergic to cyanocobalamin or cobalt, or if you have Leber's disease (an inherited form of vision loss). Cyanocobalamin can lead to optic nerve damage (and possibly blindness) in people with Leber's disease. To make sure cyanocobalamin injection is safe for you, tell your doctor if you have:
cold or allergy symptoms that affect your nose (sinus congestion, sneezing); iron or folic acid deficiency; any type of infection; if you are receiving any medication or treatment that affects bone marrow. FDA pregnancy category C. It is not known whether cyanocobalamin will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medicine. Cyanocobalamin can pass into breast milk and may harm a nursing baby. Tell your doctor if you are breast-feeding a baby. Follow all directions on your prescription label. Do not use this medicine in larger or smaller amounts or for longer than recommended. Cyanocobalamin injection is injected into a muscle or under the skin. You may be shown how to use injections at home. Do not self-inject this medicine if you do not understand how to give the injection and properly dispose of used needles and syringes. Use a disposable needle only once. Follow any state or local laws about throwing away used needles and syringes.
Use a puncture-proof "sharps" disposal container (ask your pharmacist where to get one and how to throw it away). Keep this container out of the reach of children and pets. Your dose needs may change if you become pregnant, if you breast-feed, or if you eat a vegetarian diet. Tell your doctor about any changes in your diet or medical condition. While using cyanocobalamin injection, you may need frequent blood tests. Use cyanocobalamin injection regularly to get the most benefit. Get your prescription refilled before you run out of medicine completely. Pernicious anemia is also treated with folic acid to help maintain red blood cells. However, folic acid will not treat Vitamin B12 deficiency and will not prevent possible damage to the spinal cord. Use all of your medications as directed. To treat pernicious anemia, you may have to use cyanocobalamin for the rest of your life. Do not stop using the medicine unless your doctor tells you to. Untreated vitamin B12 deficiency can lead to a recurrence of anemia and irreversible nerve damage.
Store this medication at room temperature away from moisture, heat, and light. Call your doctor for instructions if you miss a dose. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. Avoid drinking large amounts of alcohol while you are being treated with cyanocobalamin. Get emergency medical help if you have any of these signs of an allergic reaction: hives; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have: numbness or tingling in your hands or feet; signs of fluid build-up around your lungs--anxiety, sweating, pale skin, severe shortness of breath, wheezing, gasping for breath, cough with foamy mucus, chest pain; signs of low potassium--confusion, uneven heart rate, extreme thirst, increased urination, leg discomfort, muscle weakness or limp feeling. Common side effects may include: This is not a complete list of side effects and others may occur. You may report side effects to FDA at 1-800-FDA-1088.
See also: Side effects (in more detail) Other drugs may interact with cyanocobalamin, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using. Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed. Disclaimer: Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy.
Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist. Copyright 1996-2012 Cerner Multum, Inc. Version: 2.01. Date modified: March 02, 2017Last reviewed: February 27, 2014