Test 2- Analgesics Flashcards
Psychological element, in head a little bit. Might be different on different days
Pain tolerance
Physical element, how much pain can you take
Pain threshold
An example is low-back pain
Chronic pain
An example is a kidney stone or appendicitis
Acute pain
What is the role of adjuvant therapy
Assist primary agents in relieving pain by using smaller doses of pain medicine
What does adjuvant therapy do?
Decreases side effects
Approaches pain stimulus from another mechanism which is synergistic effect (work together to achieve a better outcome)
Need progressively higher doses to maintain same analgesic effect
Drug tolerance
What is drug tolerance common in
Narcotics
Works really good for awhile then same dose doesn’t give you same effect as it used to so you have to bump up dose
Pattern of compulsive drug use; euphoria rather than pain relief
Drug dependence
Physiological
Physical sign of drug dependence
Sudden withdraw of medication=withdraw symptoms
Withdraw symptoms
Rebound pain, tachycardia, elevated BP, metal agitation
Opioid withdraw symptoms
Anxiety, irritability, chills, hot flashes, joint pain, N/V, abdominal cramps, diarrhea
What is a PCA
Patient controlled analgesia
-smaller doses that can be given more frequently
Problem: family members pushing button when they think the person needs it
Opioid analgesics are all considered ________ and need what three things
Controlled substances
- dr has to write prescription
- DEA #
- no refills
What are the opioid receptors
mu, kappa, sigma, delta, epsilon