Common "Vitamin B12 Injection" queries answered by top doctors | iCliniq

Vitamin B12 Injection

Vitamin B12, also called cyanocobalamin, is available in injection form and is used to treat vitamin B12 deficiency. The injections are given into the muscle. They help improve deficiency symptoms within two to three days whereas oral tablets take longer.

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Can vitamin B12 deficiency cause breathlessness?

Query: Hello doctor, I had a blood test recently and my ESR was elevated to 22, while vitamin B12 was low. I have pain in the right armpit and also a pain in the neck.  Read Full »


Dr. Goswami Parth Rajendragiri

Answer: Hello, Welcome to icliniq.com. Your B12 level is low, hence it should be treated with Folic acid tablets and Cyanocobalamin injections. 1. Cyanocobalamin 1000 mcg injections are given intramuscularly for six weeks. 2. ESR (erythrocyte sedimentation rate) can be high in any inflammatory condition....  Read Full »

I am diagnosed with hypothyroidism. Which medications help?

Query: Hi doctor, I am a 27 year old unmarried female. Before six months, I was diagnosed with hypothyroidism. I have been taking Thyronorm 100 mcg. Recently, I had TSH test and the level was 0.47 U/mL, which is considered as hyperthyroid. When my doctor asked me the previous dosage, by mistake I told her ...  Read Full »


Dr. Swaraj Waddankeri

Answer: Hi, Welcome to icliniq.com. I suggest you follow the same dose as you are not a hyperthyroid yet. Also, if you are planning for your marriage and pregnancy, then this TSH value is normal. If the TSH (thyroid stimulating hormone) value is less than 0.3 U/mL, then the dosage of tablet has to be reduc...  Read Full »

What to do if my CBC is showing an iron deficiency?

Query: Hello doctor, I had an iron deficiency in the past. So, my doctor ordered a CBC. My CBC came, and it really worried me. The reports showed that I also had low B12 and Vitamin D. I have attached those reports. I lose a lot of blood during menstruation. I am nervous until my next CBC. Right now, my p...  Read Full »


Dr. Goswami Parth Rajendragiri

Answer: Hello, Welcome to icliniq.com. I have gone through your reports (attachment removed to protect patient identity). You have an iron deficiency anemia as microcytic hypochromic blood picture. For 7.6 hemoglobin level, I would suggest iron tablets. It has to be taken without interruption for at lea...  Read Full »

Being diagnosed with panic disorder, I have been receiving B12 injections recently to get rid of anxiety following which I have a few side effects. Why?

Query: Hello doctor, First, let me start by saying that I was diagnosed with panic disorder 10 years back. I do not think this is an anxiety or depression problem. Seven weeks back, I started getting B12 injections. The first shot took five days to start working but once it did, 90 % of my anxiety went a...  Read Full »


Dr. Seikhoo Bishnui

Answer: Hello,Welcome to icliniq.com.We are elated to have you onboard at icliniq. The first possible reason for your uncontrollable anxiety is vitamin B12 deficiency. Though there is no direct relationship, a lot of individuals with anxiety have associated B12 deficiency. Folate deficiency is also a contri...  Read Full »

I am a 22-year-old female with vitamin B12 deficiency. I am feeling unwell for the last four to five months. Please help.

Query: Hello doctor, I am a 22-year-old female, and I have been feeling unwell suddenly for the past four to five months. I have been healthy and well before then, I am experiencing symptoms like tachycardia and heart palpitations. I will be sitting watching TV and suddenly my heart starts beating like ...  Read Full »


Dr. Aida Abaz Quka

Answer: Hello, Welcome to icliniq.com. I understand your concern and would explain that your symptoms are compatible with vitamin B12 deficiency. I am sure that you will feel better soon after starting vitamin B12 injections. Anyway, I suggest you perform a brain MRI (magnetic resonance imaging)to exclude ...  Read Full »

How to increase my vitamin B12 level?

Query: Hi doctor, I have low levels of vitamin B12. I have to take vitamin B12. Every time, when I take them, I get a terrible spine pain, and I feel very tired. Please help.  Read Full »


Dr. Aida Abaz Quka

Answer: Hi, Welcome to icliniq.com. Your symptoms are related to vitamin B12 adverse effects. I would like to know your vitamin B12 plasma levels. You can take it as an injection once a month.  Read Full »

Can constipation be caused by iron tablets?

Query: Hi doctor, My wife who is 40 years old has hemoglobin level of 8. Which iron or other supplement should she take immediately? She regularly feels quite tired. She had the same issues during her college days too. Also, can iron tablets cause constipation? If yes, kindly suggest remedial measures. Ple...  Read Full »


Dr. Dattaprasad Balasaheb Inamdar

Answer: Hi, Welcome to icliniq.com. If she is having chronic anemia then one advice would be to make sure that it is due to iron deficiency anemia indeed and not due to other deficiency or thalassemia minor. If hemogram was done, red blood cell distribution width (RDW) of ≥15 % and picture of microcytic...  Read Full »

Can chest pain result from vitamin B12 deficiency?

Query: Hello doctor, I am a 31 year old male. I have been diagnosed with a vitamin B12 deficiency and I am taking medicines from last month. I have a slight pain in the left side of my chest and also below my chest. My ECG is normal.  Read Full »


Dr. Pramod Bhanudas Narkhede

Answer: Hello, Welcome to icliniq.com.Chest pain can be nonspecific but, you should get evaluated if the aches and pains are all over the body or sometimes in one specific group of muscle.  Read Full »

Do Vitamin B12 injections help fatigue?

Query: Hi doctor, I have been diagnosed with chronic fatigue syndrome. I am taking 0.11 oz of Valtrex a day, which increased from 0.07 oz for four months. Until a month ago, my CFS seemed to be improved. Then last month, I had a major setback with the return of symptoms beyond fatigue, such as heart palpit...  Read Full »


Dr. Prakash. H. M.

Answer: Hi, Welcome back to icliniq.com. Based on your query, my opinion is as follows: Hemoglobin levels are good and should not be causing any of these symptoms. It appears to be more related to medication adverse effects. Vitamin B12 levels are high and injectable B12 will only increase it. Improvem...  Read Full »

Can low levels of vitamin D and testosterone cause forgetfulness?

Query: Hi doctor, I am 50 year old. My height is 5.8 feet and weight 187 lbs. Recently, I have tested for free testosterone and vitamin D. Both are on lower side. I am also taking Thyronorm 75 mg since last 7-8 years. I have attached my medical file of past health issues. After 7 PM, I feel very low and co...  Read Full »


Dr. Divakara. P

Answer: Hi, Welcome to icliniq.com. Well, for your low testosterone and low vitamin D you need to take supplements. For vitamin D, I recommend Cholecalciferol sachets or tablets 60000 units weekly once for three months. Also take Calcium supplements every night. For testosterone, you need to get Testostero...  Read Full »

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