RA treatment Flashcards
This may occur continuously or only when a person touches the affected area.
Pain
A condition call edema can develop if fluid builds up.
Swelling
Increased blood flow may leave the affected area warm to the touch.
Heat
This happens because of an increase in the blood supply to the capillaries in the area.
Redness
There may be difficulty moving a joint, breathing, sensing smell, and so on.
Loss of function
What is the meaning of NSAIDs?
Non-steroidal anti-inflammatory drugs
is NSAIDs a strong organic or a weak organic?
Weak organic
What is the main hepatic enzyme for NSAIDs?
CYP 3A and CYP 2C
MOA of Aspirin?
Irreversibly inhibits cyclooxygenase
Causes release of pyrogens?
PGE2
what enzyme metabolizes aspirin?
Esterase
what chemical does the aspirin is converted to when metabolized?
Acetic acid and salicylate
How many days does the antiplatelet effect of Aspirin last?
8-10 days
What is the Clinical uses of Aspirin?
Transient ischemic attacks, myocardial infarction, coronary artery thrombosis
What is the adverse effects of Aspirin?
asthma, GI bleeding, ulcers, hepatotoxicity, renal toxicity at antithrombotic doses
What are the nonacetylated salicylates?
Sodium salicylates
Salicyl salicylate
Magnesium Choline Salicylate
Where is COX-1 found?
GI tract, kidneys, and platelets
- Has a affinity of 10-20x for COX-2
- fewer endoscopic ulcers but may cause rashes
- SULDONAMIDE
Celecoxib
is an enolcarboxamide related to piroxicam
Meloxicam
Preferentially selective to COX-2
Meloxicam
All NSAIDs, including aspirin, are about equally efficacious with a few exceptions—tolmetin seems not to be effective for gout, and aspirin is less effective than other NSAIDs (eg, indomethacin) for AS.
True
- aspirin is as effective as the other NSAIDs
- tolmetin is not that effective for gout
- Aspirin is less effective than other NSAIDs for AS
Indomethacin and tolmetin is associated with the greatest…
toxicity
Salsalate, aspirin, ibuprofen are associated with…
least toxicity
Diclofenac and sulindac are associated with…
*liver
abnormality of liver function