"The U.S. Food and Drug Administration announced its preliminary determination that partially hydrogenated oils (PHOs), the primary dietary source of artificial trans fat in processed foods, are not "generally recognized as safe" for use in food. "...
Each vial also contains Sodium Chloride, 0.9%. Benzyl Alcohol, 1.5%, is present as a preservative. Sodium hydroxide and/or hydrochloric acid may have been added during manufacture to adjust the pH (range 4.5-7.0).
Cyanocobalamin appears as dark red crystals or as an amorphous or crystalline red powder. It is very hygroscopic in the anhydrous form, and sparingly soluble in water (1:80). It is stable to autoclaving for short periods at 121°C. The vitamin B12 coenzymes are very unstable in light.
The chemical name is 5,6-dimethyl-benzimidazolyl cyanocobamide; the molecular formula is C63H88C0N14O14P. The cobalt content is 4.34%. The molecular weight is 1355.39.
The structural formula is represented below.
What are the possible side effects of cyanocobalamin injection (Cobolin-M, Cyomin, Depo-Cobolin, Vitamin B12, Vitamin B-12)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have a serious side effect such as:
- chest pain;
- feeling short of breath, even with mild exertion;
- swelling, rapid weight gain; or
- unusual warmth, redness, or pain in an arm or leg.
Less serious side effects may include:
- headache, dizziness, weakness;
What are the precautions when taking cyanocobalamin (Cyanocobalamin)?
Before using cyanocobalamin, tell your doctor or pharmacist if you are allergic to it; or to cobalt; or if you have any other allergies. Your doctor may recommend that you receive a smaller test dose before starting your regular dose. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: low potassium blood levels (hypokalemia), gout, a certain blood disorder (polycythemia vera), a certain eye disease (Leber's disease), other vitamin/mineral deficiencies (especially folic acid and iron).
This product may contain aluminum, which can infrequently build up to dangerous levels in the body. The...
Last reviewed on RxList: 10/23/2008
This monograph has been modified to include the generic and brand name in many instances.
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