NAPLEX IV Medications
Is enteral or parenteral feeding preferred? Why?
Enteral
- Less risk, less cost
Common routes for parenteral drug administration
- Intravenous
- Intramuscular
- Subcutaneous
- Transdermal
- Intra-articular
- Intrathecal
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Which drug should NEVER be given intrathecally?
VINCRISTINE - for CRIST's sake don't do it!
Venous catheters
- Aka
- 2 main types
Plastic tubing inserted directly into vein
- Aka "line"
- Types: peripheral, central
, Peripheral lines
- Inserted into small/large veins?
- Common vein?
- Pros/cons
Peripheral - into arms/legs
- Inserted into smaller veins; cephalic (arm) and saphenous (ankle) are common
- Pros: simpler, less expensive than central
- Cons: phlebitis (vein irritation), venous thrombosis, interstitial fluid extravasation (dislodged
from vein into surrounding tissue)
Central lines
- Inserted into small/large veins
- PICC
- Common vein
- Advantages
Inserted into larger veins like superior vena cava, jugular, femoral vein
- PICC: into smaller veins and tip fed into superior vena cava
- Advantages: secure, long-term access, safer drug administration; good if poor peripheral
access (IVDA); higher volumes and faster infusion rates
Which drugs require central line delivery?
- High concentration (e.g., KCl >20mEq/100 ml)
- Long term antibiotics (e.g., osteomyelitis)
- Vesicants, other phlebitis-causing drugs
- Drugs with pH or osmolality different than blood (e.g., parenteral nutrition)
Which drugs are vesicants?
*what are vesicants?
- Pressors (dopamine, NE)
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