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Intramuscular injection sites

Where are intramuscular injections given?

Where should an intramuscular (IM) injection be given? Nurses learn there are four possible sites: the arm ( deltoid ); thigh ( vastus lateralis ); upper outer posterior buttock (gluteus maximus), also referred to as the dorsogluteal site; and the lateral hip (gluteus medius), also called the ventrogluteal site.

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. Multiple injections given in the same extremity should be separated as far as possible (preferably at least 1” apart).

Where are intramuscular injections given in the thigh and why?

Typically, people who need to self-administer injections use the vastus lateralis muscle in the thigh . To locate the correct spot, imagine dividing the thigh vertically into three equal parts. Give the injection into the outer top part of the middle section.

Why are intramuscular injections given in the deltoid?

Most vaccines should be given via the intramuscular route into the deltoid or the anterolateral aspect of the thigh. This optimises the immunogenicity of the vaccine and minimises adverse reactions at the injection site.

Are intramuscular injections painful?

It’s normal to experience some discomfort after an intramuscular injection . But certain symptoms may be a sign of a more serious complication. Call your doctor or healthcare provider right away if you experience: severe pain at the injection site.

What are the complications of intramuscular injection?

Common complications associated with the intramuscular injection can be summarized as [5]: Muscle fibrosis and contracture. Abscess at the injection site. Gangrene. Nerve injury -the sciatic nerve in gluteal injection, the femoral nerve in vastus lateralis injection.

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Do you massage after intramuscular injection?

Deep, firm massage of muscle tissue following an intramuscular injection favors the spread of the depot over a wider tissue area so favoring the absorption rate.

What size needle is used for intramuscular injection?

This allows the medication to be quickly absorbed into the bloodstream. Intramuscular shots are given at 90 degree angle. Needle for IM injections can be 22-23 Gauge , 1-1.5 inches in length , adjusted for thickness of site.

What happens if you give an IM injection too low?

Injections that occur below the deltoid muscle can hit the radial nerve and injections that are too far to the side of the deltoid muscle can hit the axillary nerve. If a nerve is hit, the patient will feel an immediate burning pain, which can result in paralysis or neuropathy that does not always resolve.

Why do intramuscular injections hurt?

The pain you are experiencing is usually soreness of the muscle where the injection was given. This pain is also a sign that your immune system is making antibodies in response to the viruses in the vaccine.

How long should an intramuscular injection hurt?

While it not uncommon to have localized swelling or redness for a day or two following an injection (or even longer for certain types of intramuscular shots ), those that are deeply felt, tender to the touch, or accompanied by fever, body aches, or creeping discoloration should never be ignored.

How do you give an intramuscular B12 injection?

It should be injected about two inches away from the navel itself. Take your thumb and index finger to pinch about 1 ½ inches of skin and inject the needle into the pinched skin. Slowly push the plunger to administer vitamin B12 .

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How many mL can you inject into deltoid?

The deltoid site is most commonly used for immunizations. However, only up to 1 mL of any medication may be administrated in this muscle.

What happens if you hit bone while giving an injection?

If you hit bone , don’t worry. The patient will not feel it, but you should pull the needle back slightly into their muscle before injecting.

What happens if im injection hit blood vessel?

You may feel pain and stiffness in the muscle. When a blood vessel breaks, scar tissue or blood clots can form and if a blood clot starts to wander and reaches the heart or lungs, the consequences can be life-threatening. Injections that hit an artery can be particularly dangerous.

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