Injection techniques

These are the 4 injection techniques to inject in intramuscular, subcutaneous, intravenous and intradermal at the angle of 90°, 45°, 25° and 10-15° degree respectively. intramuscular is inserted at 90° in muscle, subcutaneous at 45° in subcutaneous tissue above the muscle, intravenous at 25° in the vein or Dermis and intradermal at 10° to 15° in epidermis.

Intramuscular

Injected at 90° degree angle into the muscle

Subcutaneous

Injected at 45° degree angle into the subcutaneous tissue

Intravenous

Injected at 25° degree angle into the vein or dermis, in the skin

Intradermal

Injected at 10° to 15° degree angles into the epidermis, in the skin