Information about adverse reaction of Vitamin B12 Shots

In health conscious global society, many people take vitamin supplement to fulfil the nutritional needs of body. It is perceived that these acts are secure. Vitamin B12 supplements are commonly taken by majority of people to elevate brain function, maintain energy.

Vitamin B-12 is a water soluble vitamin and abundantly found in animal foods such as meat, poultry, fish, milk and shellfish. Vitamin B-12 has important function in human body for production of red blood cells and to maintain healthy nerves. If there is deficiency of vitamin B-12, person may suffer from neurological damage and pernicious anaemia.

When people have B12 deficiency, they show the symptoms of weakness, fatigue, pale skin, coldness in hands and feet, mouth soreness, sore tongue, shortness of breath, rapid heartbeat, abnormal heart rhythm, constipation, loss of appetite, weight loss, numbness and tingling of extremities, confusion, depression, poor memory and problems maintaining balance. If left untreated, it can cause permanent nerve damage, psychosis, severe dementia and problems walking.

Patients with vitamin B-12 deficiency are recommended to take B-12 shots. But it has been observed that some patients may experience adverse reactions after B-12 shots.

It is medically documented that Vitamin B-12 helps maintain the health of metabolism, red blood cells and nerves. When patients have a vitamin B-12 deficiency, doctor might prescribe vitamin B-12 shots. In case of allergies, doctor might avoid prescribing vitamin B-12 shots.

Vitamin B-12 shots are administered directly into the bloodstream through intramuscular injections. In some cases, it has been observed that Vitamin B-12 may prevent the heart from beating properly and lead to symptoms of heart failure such as sudden weight gain, problems breathing due to accumulation of fluids in the lungs, edema, chest pain, fatigue, cough, palpitations and shortness of breath. Vitamin B-12 shots may also lead to thrombosis or blood clots in the extremities. Blood clots are hazardous to health because they can dislodge and travel to the heart and brain and results in life threatening disease like heart attack and stroke.

Vitamin B-12 can also unmask a blood disorder known as polycythemia vera. Polycythemia vera is characterized by an abnormal increase in the production of red blood cells and upsurge in the volume of blood. Symptoms of polycythemia are fatigue, dizziness, reddish colour on the face, shortness of breath and problems breathing especially when lying down. Therefore if patients suffer from polycythemia vera , they should avoid B-12 shots.

In rare cases, Vitamin B-12 may cause blindness in patients with Leber’s disease. Leber’s disease is a genetic disease characterized by atrophy of the optic nerve. In such conditions, doctor do not prescribe Vitamin B-12 shots.

Patients who have allergic reaction to cyanocobalamin, cobalamin, cobalt and other ingredients must avoid vitamin B-12 shots. Because there may be serious consequences of vitamin B-12 shots such as swelling of the face and tongue, hives, rashes, itching, chest tightness, problems breathing and chest pain.

At bottom line, people who are deficient in vitamin B12, they are recommended by doctors to take injections as it is highly effective in raising blood levels. Though Vitamin B12 injections are very safe but in rare cases, the injections may cause allergic reactions.

Important: This article is developed through environmental information and personal view of writer. Writer is not responsible for any disagreement.