Subcutaneous Injection Nursing Procedure | Steps, Sites & Technique
Subcutaneous (SC) Injection – Procedure, Sites, Steps & Nursing Care
By Emanuel Ind, RN (ANMC, INC)
Introduction
Subcutaneous (SC) injection is a common nursing procedure used to administer medications into the layer beneath the skin. It allows slow and sustained absorption of drugs. For GNM and BSc Nursing students, proper understanding of SC injection technique is essential for exams and clinical practice.
What is SC Injection?
Subcutaneous injection is the administration of medication into the subcutaneous tissue layer beneath the skin for slow and steady absorption.
Common Sites for SC Injection
Outer upper arm
Abdomen (avoiding umbilical area)
Anterior thigh
Upper back (scapular area)
Equipment Required
Syringe and needle
Medication (e.g., insulin, heparin)
Gloves
Antiseptic swab
Cotton/gauze
Sharps disposal container
Procedure Steps
Verify doctor’s order
Perform hand hygiene
Prepare medication using aseptic technique
Identify patient (5 rights)
Select appropriate site
Clean site with antiseptic
Pinch skin fold
Insert needle at 45° angle (or 90° for short needles)
Inject medication slowly
Withdraw needle
Do not massage (especially for insulin/heparin)
Dispose sharps safely
Document procedure
Advantages
Slow and sustained drug absorption
Easy to administer
Suitable for self-administration
Complications
Pain at site
Infection
Lipodystrophy (insulin use)
Bruising
Nursing Responsibilities
Follow 5 rights of medication
Rotate injection sites
Maintain aseptic technique
Educate patient for self-injection
Monitor for adverse reactions
Key Points for Exams
Insert at 45° or 90° angle
Used for insulin and heparin
Do not massage injection site
Rotate sites regularly
FAQ
What is SC injection?
Injection given into subcutaneous tissue.
What is the angle of insertion?
45° or 90°.
Which drugs are commonly given?
Insulin and heparin.
Why should site be rotated?
To prevent tissue damage.
Conclusion
Subcutaneous injection is an essential nursing skill used for slow drug delivery. Proper technique, site selection and patient education ensure safe and effective administration. Regular practice improves clinical confidence.
Medical Disclaimer
This content is for educational purposes only and not a substitute for professional medical advice.
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