Injections

Injections

1. subcutaneous

   • up to 2 ml ( ≤1 ml preferred)
   • 23 - 27 gauge needle or smaller
   • upper arm, thigh and abdomen
   • not used for thick suspensions
   • Insulin

2. Intramuscular

   • 0.5 to 2 ml, sometimes 4 ml
   • 20 - 25 gauge needle
   • Gluteal, Deltoid, Vastus lateralis
   • Solutions, Emulsions, Oils or Suspensions

3. Intravenous

   • 1 to 1000 ml
   • 19 - 20 gauge needle
     • ≤ 5ml → 1ml/10sec > 5ml → 1ml/20sec
   • Aqueous solutions, Emulsions (o/w with controlled globule size
   • Venoclysis: IV infusion of large volume (100 to 1000 ml)
   • IV Admixture: Combination of parenteral dosage forms for admixture as a unit product

4. Intra-arterial

   • 2 - 20 ml
   • 20 - 22 gauge
   • Solutions, Emulsions

5. Intra-osseous

   • 14 - 18 gauge

6. Intrathecal

   • 1 - 4 ml
   • 24 - 28 gauge
   • Headache and Vomiting if not isotonic

7. Intra-articular

   • 2 - 20 ml
   • 23 gauge

8. Intrapleural

   • 2 - 30 ml
   • 16 - 22 gauge
   • used for fluid withdrawal

9. Intracardial

   • 0.2 - 1 ml
   • 22 gauge

10. Intradermal

    • 0.05 ml
    • 25 - 26 gauge