Rejunor-OD Injection 2.0 ml in 1 ampoule

Last Updated: October 6th, 2025

Rejunor-OD Injection is a product of Hicxica Formulations Pvt Ltd

Composition: Methylcobalamin (1500mcg/2ml)

Pack of 2 ml

₹ 55.31

Note: MRP can vary depending up on batch!

*MRP inclusive of all taxes

Not Available

All Details About Rejunor-OD Injection

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Rejunor-OD Injection

Description:

Rejunor-OD Injection is a man-made form of vitamin B12. It is used to treat deficiency of vitamin B12 in the body. Vitamin B12 is important for growth, cell reproduction, blood formation, and protein and tissue synthesis. It also helps to treat anemia, fatigue, and numbness or tingling in the hands and feet.

Rejunor-OD Injection should be used exactly as prescribed by the doctor. Follow all directions on the prescription label and read all medication guides before use. You should use it regularly and at a fixed time each day to get the most benefit from it. This medicine may be only part of a complete program of treatment that also includes making changes to your diet and taking other medicines and supplements. Absorb about the foods you should eat to make sure you get enough vitamin B12 in your diet.

Rejunor-OD Injection is generally safe and does not usually cause any common side effects. Some medicines can decrease the absorption of vitamin B12, let your doctor know all other medicines you are taking to make sure you are safe. To make sure it is safe for you, before using the medicine let your doctor also know if you have any medical conditions such as Leber's disease, liver disease, or kidney disorder.

Uses:

Vitamin B12 deficiency

Directions For Use:

Your doctor or nurse will give you this medicine. Compassionately do not self administer.

Side Effects:

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Ordinary side effects of Rejunor

No common side effects seen

Warning & Precautions:

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Rejunor-OD Injection. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Rejunor-OD Injection may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

Breast feeding

CONSULT YOUR DOCTOR

Rejunor-OD Injection is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.

Driving

CONSULT YOUR DOCTOR

It is not known whether Rejunor-OD Injection alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react.

Kidney

CONSULT YOUR DOCTOR

There is limited information available on the use of Rejunor-OD Injection in patients with kidney disease. Please consult your doctor.

Liver

CONSULT YOUR DOCTOR

There is limited information available on the use of Rejunor-OD Injection in patients with liver disease. Please consult your doctor.

FAQs:

What is Rejunor-OD Injection?

Rejunor-OD Injection is a form of vitamin B12. Vitamin B12 is an essential nutrient which is required by the body to make red blood cells and maintain a healthy nervous system. It is also important for releasing energy from food and using vitamin B11 (folic acid).

Why can’t I get sufficient vitamin B12 in my diet?

You can get vitamin B12 from sources like meat, fish, eggs and dairy products. While people who are vegetarian or vegan may not get Vitamin B12 as it is not found naturally in foods such as fruits, vegetables and grains. Therefore, deficiency of Vitamin B12 is usually noticed in vegetarians or vegans.

What happens if I have vitamin B12 deficiency?

Deficiency of vitamin B12 may cause tiredness, weakness, constipation, loss of appetite, weight loss and megaloblastic anemia (a condition when red blood cells become larger than normal). It may also lead to nerve problems such as numbness and tingling in the hands and feet. Other symptoms of vitamin B12 deficiency may include problems with balance, depression, confusion, dementia, poor memory and soreness of the mouth or tongue.

Is Rejunor-OD Injection safe?

Rejunor-OD Injection is generally well tolerated and considered safe. However, in some cases, rare side effects may be observed such as nausea, diarrhea, anorexia and rash. Discontinue taking this medicine immediately if a rash occurs.

How should Rejunor-OD Injection be given?

Rejunor-OD Injection can be injected directly into a vein (intravenously) or into a muscle (intramuscularly). The usual dose is 1 ampoule (0.5 mg of Rejunor-OD Injection) and is given 3 times a week. After 2 months, 1 ampoule (0.5 mg of Rejunor-OD Injection) is given every one to three months as a part of maintenance therapy.

What precautions need to be taken while administering Rejunor-OD Injection?

Avoid taking the injections at the same site every time. If there is intense pain while injecting or if the blood flows back into the syringe, take out the needle and re-insert at a different site.

Written by:
Dr. T. Sharmila Krishna
M.B.B.S., MD (Biochemistry)

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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