Advantages and Disadvantages of Modes of Drug Administration

benefit of intravenous, patient controlled (IV PCA) versus intravenous, intramuscular, and transdermal iontophoretic pain medication administration

Advantages and Disadvantages of Modes of Drug Administration

IV PCAIntermittent IVIntramuscularTransdermal Iontophoretic System
Access for the patient:Readily available when neededNeeds trained personnelNeeds trained personnelEasy, noninvasive
Bioavailability:GoodGoodDepends on tissue perfusionDepends on tissue perfusion
Risk of significant side effects:Less likely of overdoseOverdose more likelyOverdose more likely, painful, risk of infectionLess likely overdose
Expense:Expensive machine, low cost of maintenancePotentially high administration costPotentially high administration costOnly device cost

IV PCA , Intravenous patient controlled analgesia.

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