Which size syringe should be used to administer a vaccine?

Most adolescents and adults will require a 1- to 1.5-inch (25–38 mm) needle to ensure intramuscular administration.

Can a nurse inject a flu shot?

Registered Nurses can only administer vaccines when there is a direct order or medical directive written by an authorized prescriber, which in your case, is a physician/NP, or by following/using a medical directive.

How do nurses administer flu shots?

1 Use a needle long enough to reach deep into the muscle. Infants age 6 through 11 mos: 1″; 1 through 10 yrs: 1–1¼”; and children and adults 11 years and older: 1–1½”. 2 With your non-dominant hand, bunch up the muscle. 3 With your dominant hand, insert the needle at a 90° angle to the skin with a quick thrust.

How big is a 21 gauge needle?

Needle gauge table

Needle gauge Outer diameter (inches) Inner diameter (mm)
19 0.042 0.686
20 0.03575 0.603
21 0.03225 0.514
22 0.02825 0.413

Is flu shot IM or SQ?

Typically, the regular seasonal flu shot is given intramuscularly (IM), meaning it’s injected into the muscle. However, a subcutaneous (SQ) version of the shot has become available for the 2011 to 2012 flu season. It’s given with a smaller needle and is injected into the skin.

How do you administer a flu shot in the deltoid?

Injection site Give in the central and thickest portion of the deltoid muscle – above the level of the armpit and approximately 2–3 fingerbreadths (~2″) below the acromion process. See the diagram. To avoid causing an injury, do not inject too high (near the acromion process) or too low.

What is the length of 25 gauge needle?

Needle gauge table

Needle gauge Outer diameter (inches) Outer diameter (mm)
23 0.02525 0.6414
24 0.02225 0.5652
25 0.02025 0.5144
26 0.01825 0.4636