Unit 4 Parenteral Medications Flashcards Preview

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Flashcards in Unit 4 Parenteral Medications Deck (24):
1

ID

Intradermal (Into Skin)
Allergy, TB, Vaccinations
Max drug amount = 0.5mL
Discomfort due to nerve endings
27 gauge
Pull skin TAUT

2

Slowest Absorption Rate (Local Effect)

Intradermal (ID)

3

Site Selection for ID

Ventral Surface of Inner Arm
upper arms, upper chest, upper back

4

Max Amount of Drug for ID

0.5mL

5

Needle Size (ID)

27 gauge

6

Angle for ID

15 degree angle, bevel up

7

Depth of ID

1/8th below skin
STOP when bevel tip is under skin
DO NOT RUB/ MASSAGE

8

Subcutaneous Injections

Loose C.T. just below dermis
PINCH & STICK
0.5-2.0mL
25 gauge

9

Most Common Sub-Q injections

Heparin & Insulin

10

Site Selection for Subcutaneous Injections

Thigh, Upper Hips, Upper Back, Abdomen
Alternate sites, Mark and Document
Avoid sites of compromised tissue (skin, atrophy, edema..)

11

Fastest Route of Absorption for Subcutaneous

Abdominal

12

Sub-cu Max Amount

2mL

13

Sub-cu Needle

Length Determines Injection Angle
25g 5/8" --> 45 degree angle
25g 3/8" --> 90 degree angle
25g 1/2' --> child --> 90 degree
Pinch 1 inch for 45 degree angle; 2 for 90

14

Heparin Injections

Subcutaneous Injection
Abdomen
25g 3/8" @ 90
DO NOT aspirate
Be aware of Lab Work

15

IM (Intramuscular Injection )

Deep in muscle tissue
Rich Blood Supply--> Quick Absorption
Max 3mL of Med
Z-track

16

IM Needle Size

21-23 gauge (23g most common)
1-1.5"
Depends on muscle mass, type of solution, amount of fat & age

17

IM Sites

Deltoid
Dorsogluteal
Ventrogluteal
Vastus Lateralis

18

Ventrogluteal

site of choice
1-3 ml
Suitable for children over 1 year

19

Site of Choice For IM

Ventrogluteal

20

Vastus lateralis

1-3 ml
recommended site infants <1year
between top and bottom of femur

21

Rectus Femoris

CAN SELF INJECT
Quadriceps-ant aspect of thigh
Considerable discomfort

22

Dorsogluteal

may damage sciatic nerve
Not used for those under 3 unless they have been walking for a year
1-3 ml

23

Deltoid

small muscle → .5-1ml 23-25g 1 in needle

Rapid absorption → no more than 1ml
Good Site for adults if dose is small
Hep B Vaccine frequently given

24

Z-Track

Prevents leakage or tracking into SQ tissue
Cleanse, displace the skin, insert needle at 90
Wait 10 sec b4 w/d needle
RECOMMENDED for ALL IMs
DO NOT MASSAGE