Where do you give b12 injections

For intramuscular injections, the common sites for B12 injections are the arm, upper buttocks, and thigh. Subcutaneous injections can be administered at the side or back of the upper arm, lower abdomen, and front of the thigh.

Where is the best place to give yourself a B12 injection?

The easiest site when self-administering an IM injection is the middle third of the vastus lateralis muscle of the thigh. Other options include the deltoid muscle of the upper arm and the dorsogluteal site on the bottom.

How do you give a B12 shot in the arm?

The injection site will be in the muscle directly below your two fingers. Think of a triangle and you will insert the needle in the center of the triangle. (Picture 4-D). Location of the bone at the top of the arm Injection site Page 6 The Angle of the needle: The needle must go into the skin at a 90° angle.

Can you inject B12 wrong?

Vitamin B12 injections are generally considered to be very safe. They have no major side effects. However, in very rare cases, some people can experience side effects caused by allergic reactions or sensitivity ( 29 , 30 ). If you experience any side effects, speak with your doctor.

How soon do you feel less tired after a B12 injection?

Hydroxocobalamin gets to work straight away. However it may take a few days or weeks before your vitamin B12 levels and symptoms (such as extreme tiredness or lack of energy) start to improve.

What needles do you use for B12 injections?

Intramuscular (IM) injections Needle length is usually 1″–1½”, 22–25 gauge, but a longer or shorter needle may be needed depending on the patient’s weight. Note: An alternate site for IM injection in adults is the anterolateral thigh muscle.

Can you feel worse after B12 injection?

Pain/redness at the injection site, mild diarrhea, itching, or a feeling of swelling all over the body may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

Can you overdose on B12?

No, you cannot overdose on B12 Vitamin B12 is a water-soluble vitamin, meaning it dissolves in water and is quickly absorbed by the body. It is stored in the liver and whatever your body doesn’t use is excreted through urine, Allen says. Even in high doses, your body can only absorb a fraction of B12 supplements.

How many ml of B12 should I inject?

B12 may be injected into a muscle or under the skin at 100 mcg daily for a week, every other day for another week, and then every three or four days for a month. Thereafter, 100 mcg should be injected once a month for life.

Should B12 be given SQ or IM?

Should you inject your B12 IM or SQ? Both are good. As we said, we recommend subcutaneous, because it’s painless, extremely easy to do yourself, and carries no risk of nerve injury. Intramuscular injections can be painful, and that puts people off self-injecting.

Article first time published on

Do you pinch skin for IM injection?

Insert needle at an 45o angle to the skin. Pinch up on SQ tissue to prevent injecting into muscle.

How do you give a B12 injection in the deltoid?

If you are giving a B12 injection in the arm, make a downward-facing triangle with your thumb and forefinger over the deltoid muscle, which is on the upper arm near the shoulder. To find the deltoid, feel for the bone at the top of the upper arm and give the injection two finger widths below this bone.

What medications should not be taken with B12?

Certain medications can decrease the absorption of vitamin B12, including: colchicine, metformin, extended-release potassium products, antibiotics (such as gentamicin, neomycin, tobramycin), anti-seizure medications (such as phenobarbital, phenytoin, primidone), medications to treat heartburn (such as H2 blockers …

What does low B12 feel like?

B12 deficiency can cause a variety of symptoms, including fatigue, headaches, depression, pale or yellow skin, mental impairment, and pain and inflammation in the mouth and tongue. Many of the symptoms caused by low B12 levels are not specific to B12 deficiency, which can cause the condition to go undetected.

How long after taking B12 Will I feel better?

It may take a few weeks before your vitamin B12 levels and symptoms (such as extreme tiredness or lack of energy) start to improve. If you have hydroxocobalamin injections to boost your vitamin B12 levels at the start of treatment, the cyanocobalamin tablets may start to work within a few days.

Can B12 cause anxiety?

B12 Causes Psychiatric Symptoms: B12 deficiency can cause almost any psychiatric symptom, from anxiety, and panic to depression and hallucinations. This is because B12 deficiencies trigger symptoms in the nervous system and red blood cells.

Can B12 injections keep you awake?

Will the shots keep me awake at night? Our shots do not contain any stimulants, but it’s generally best to experience a shot earlier in the day (we recommend before 5:00 PM). Getting a shot too late in the day may promote insomnia that night + possibly vivid dreams depending on how sensitive you are.

Can a B12 shot give you a headache?

High doses of vitamin B-12, such as those used to treat a deficiency, might cause: Headache. Nausea and vomiting. Diarrhea.

Where do you give an intramuscular injection?

  1. Deltoid muscle of the arm. The deltoid muscle is the site most typically used for vaccines. …
  2. Vastus lateralis muscle of the thigh. …
  3. Ventrogluteal muscle of the hip. …
  4. Dorsogluteal muscles of the buttocks.

Where do you give a subcutaneous injection?

  • the upper outer area of the arm.
  • the front and outer sides of the thighs.
  • the abdomen, except for a 2 inch area around the navel.
  • the upper outer area of the buttocks.
  • the upper hip.

What happens if you inject B12 into a vein?

Vitamin B12 shots are a form of supplementation that contains a synthetic version of vitamin B12, or cyanocobalamin. A doctor will inject the shot into the muscle. If they inject it into a vein, the body may lose a high proportion as the person passes urine.

Is it OK to take 1000 mcg of B12 a day?

The recommended dose for treating vitamin B12 deficiency is 1000 mcg daily. The recommended dose for preventing vitamin B12 deficiency is 1500 mg or 2500 mcg (sublingual tablets) daily. The dose for treating hyperhomocysteinemia is 400 mg daily in combination with folic acid.

How often should B12 injections be given?

The usual frequency for intramuscular doses of B12 shots is every 10 days, followed by maintenance doses at varying intervals. After this period, you may be able to administer the injection once per month. This frequency is enough to reverse the signs of vitamin B12 deficiency.

Can I take 5000 mcg B12 is it too much?

In fact, 5000 mcg of Vitamin B12 supplementation is a safe dosing amount. Although, you do not need to consume that much. With the RDA at only 2.4 mcg for healthy adults, taking 5000 mcg just creates expensive urine. You can safely dose at lower levels and still reach the RDA.

Is B12 level of 1500 too high?

There is no consensus on the definition of high or elevated B12. Previous studies have chosen a variety of levels to represent high or very high B12 (pmol/l) levels. Some examples include: 664.219; 5131; 700 (high) and 1500 (very high)11; and 601 (high) and 1000 (very high)10.

How much B12 should an elderly woman take?

Recommended Vitamin B12 Dosage for Seniors A recent study found that for seniors, a daily dose of 500 micrograms was efficient in reversing the signs of B12 deficiency. In general, experts recommend 2.5 micrograms of vitamin B12 per day for people over the age of 14.

What happens if you give an IM injection too low?

One of the most common errors in IM injection is introducing the needle either too high on the shoulder or too low on the arm. Injections given too high (into the shoulder joint) or too low (into tendons and soft tissue) have the possibility of leading to serious shoulder or arm pain that can last several months.

What is the needle size for IM injections?

Intramuscular injections are administered at a 90-degree angle to the skin, preferably into the anterolateral aspect of the thigh or the deltoid muscle of the upper arm, depending on the age of the patient (Table 6-2). The needle gauge for intramuscular injection is 22-25 gauge.

Can vitamin B12 be given in the deltoid?

B-12 injections are often given in the arm and especially, in medical terms, the deltoid part of the shoulder. The name for injections in this area are called “intramuscular” because the needle must penetrate the muscle to deliver your vitamin B-12 so that it is quickly delivered where your body needs it.

Can you take B12 with blood pressure meds?

No interactions were found between lisinopril and Vitamin B12. This does not necessarily mean no interactions exist.

Does B12 cause dementia?

Vitamin B12 has not been proven to cause Alzheimer’s or dementia, but studies have shown that increasing B12 intake in women can slow cognitive decline.

You Might Also Like