Maintaining normal vitamin B12 blood levels in certain patients with pernicious anemia. It is also used to treat or prevent low blood levels of vitamin B12 that may be caused by other conditions.
Cobal 1000 is a form of vitamin B12. It works by replacing vitamin B12 in the body.
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Mild, temporary diarrhea.
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); calf pain, swelling, or tenderness; chest pain; feeling of swelling throughout the entire body; fever, chills, or persistent sore throat; irregular heartbeat; muscle weakness or cramping; shortness of breath; unusual bruising or bleeding.
Cobal 1000 is usually administered as an injection at your doctor's office, hospital, or clinic. If you are using Cobal 1000 at home, carefully follow the injection procedures taught to you by your health care provider. If Cobal 1000 contains particles or is discolored, or if the vial is cracked or damaged in any way, do not use it. Keep this product, as well as syringes and needles, out of the reach of children and away from pets. Do not reuse needles, syringes, or other materials. Dispose of properly after use. Ask your doctor or pharmacist to explain local regulations for proper disposal. If you miss a dose of Cobal 1000, use it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not use 2 doses at once.