Chapter 4- Pain Medications Flashcards
salicylates do what?
Relieve pain by inhibiting synthesis of protaglandin
Reduce fever by stimulating the hypothalamus-producing dilation of peripheral blood vessels, ^ sweating
This drug inhibits platelet aggregation (anti-clotting)
Aspirin
If someone is having a heart attack, you should do what?
Give them a regular aspirin (non coated) sublingually
Adverse reactions of salicylates include:
- Gastric distress
- N/V
- Bleeding
- Hearing loss, tinnitus (ringing/buzzing in ears)
- Reye’s syndrome (w/ children experiencing chickenpox or flu-like symptoms)
NSAIDS do what?
- decrease inflammation
- reduce pain
How do NSAIDS work?
blockage of isoenzymes (cyclooxygenase) that convert arachidonic acids into prostaglandin
Opioids agonists work by?
- reduce pain by binding to opiate receptor sites in the peripheral nervous system and the CNS
- mimick the effects of endorphins, producing analgesia (inability to feel pain) and cough suppression
Opioid agonists treat what?
- Pain relief in acute, chronic or terminal illness
- control diarrhea
- suppress coughing
- induction and maintenance of general anesthesia
If a person wanted to take a salicylate without irritating their stomach that should take what?
A coated aspirin that won’t be absorbed as quickly as non-coated
Everybody taking a narcotic under our care is a what?
Falls risk
We should take extra precaution when using narcotics in what kind of patient?
Elderly
this does wasfwioeaft
1) prevent leakage of plasma from capillaries
2) suppress migration of PMN leukocytes
3) disrupt histamine synthesis
4) decrease antibody formation
5) decrease antibody formation
6) suppress release of hydrolytic enzymes
Aspirin also does this…
Inhibits platelet aggregation
What do we give children instead of aspirin for flu-like symptoms & chickenpox?
Tylenol
No more than ____ mg of acetaminophen in a day
3500 mg
