Administration of Medicine Flashcards
Administration
Route which therapeutic medicine enters body
Factors it depends upon
Types of drugs
Desired effect
How quickly it takes/acts
Patient preference
Types of routes
Topical: applying directly onto skin/mucous membranes
Parenteral: outside the gastrointestinal tract (GI)
Oral
Swallowed by the mouth.
Capsule, tablet, liquid
Sublingual
Placed under tongue, absorbed into bloodstream.
Blood vessels under tongue.
Rectal
Placed into rectum.
Skin
Surface of skin/mucous membranes.
Creams.
Inhalation
Inhaled through nasal passage.
Respiratory, blood vessels lungs.
Intravenous
Injected directly into blood vessel.
Liquid.
Subcutaneous
Injected into fatty tissue under skin.
Intramuscular
Injected into muscle
Oral
Self-administer
Convenient
Reaction lower
Cheaper
Slow absorption (emergencies)
Only conscious patients
React in GI tract
First pass metabolism
Sublingual
Fast absorption (emergencies)
Unconscious (emergencies)
Struggle swallowing oral drugs
Adverse effects
Rectal
Fast absorption
Avoids first-pass effect
Avoids GI AEs
Self-administer
AEs implications
Uncomfortable
Skin
Acts locally. Useful.
Convenient.
Avoids first-pass metabolism.
Poor absorption. Lipid not soluble.
Irritation at site.
