L8. Cyclooxygenase Flashcards

1
Q
  • profen
A

NSAID

Propionic acid

Non selective cox inhibitor

Use: Anti inflammatory, antipyretic, analgesic

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2
Q

Diflunisal

A

NSAID

Salicylic acid

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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3
Q

Salsalate

A

NSAID

Salicylic acid

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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4
Q

Naproxen

A

NSAID

Propionic acid

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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5
Q
  • ac
A

NSAID

Acetic acid

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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6
Q

Indomethacin

A

NSAID

Acetic acid

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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7
Q
  • oxicam
A

NSAID

Enolic acid

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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8
Q
  • fenamic
A

NSAID

Fenamates

Non selective cox inhibitor

Use: anti-inflammatory, antipyretic, analgesic

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9
Q
  • coxib
A

Selective cox 2 inhibitors

Use: anti-inflammatory, antipyretic, analgesic

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10
Q

Celecoxib

A

Selective cox 2 inhibitor

Low risk of asthma

Only one used in vascular stroke

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11
Q

Paracetamol

A

Acetaminophen

Inhibits cox in CNS

Antipyretic and analgesic

Produces napqi

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12
Q

N acetylcysteine

A

Treats NAPQI associated hepatic necrosis

Upon depletion of glutathione can become toxic to liver

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13
Q

Aspirin

A

Salicylic acid

Antiplatelet CV protection

Irreversible inhibitor of Cox 1 (low dose)

Anti inflammatory
(High dose)
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14
Q

Non selective cox inhibitors

Use?

Side effects?

CI?

A

Use: anti-inflammatory, antipyretic, analgesic

SE:
GI mucosa (ulcers etc)
Dec kidney GFR
Inc CVD risk
Inc asthma risk

CI: pregnancy
Premature closure of the ductus arteriosus

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15
Q

Selective cox2 inhibitors

Use?

SE?

CI?

A

Use: anti-inflammatory, antipyretic, analgesic

SE:
Dec kidney GFR
Inc CVD risk
Inc asthma risk

CI: pregnancy
Premature closure of the ductus arteriosus

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16
Q

Non selective vs selective cox inhibitor difference?

A
SE for non selective:
Gastric mucosa (ulcers etc)

SE for selective:
Asthma risk is lower

17
Q

Cox 1 functions

Gastric | kidney | CV | injury

A

Gastric:
PGE2 - protective

Kidney:
Afferent artery vasoD - inc GFR

CV:
TXA2 - clot formation, vasoD

Injury:
X

18
Q

Cox 2 functions

Gastric | kidney | CV | injury

A

Gastric:
X

Kidney:
Afferent artery vasoD - inc GFR

CV:
PGI2 - inhibit clot, VasoC

Injury:
Inflammation, pain and fever

19
Q

Napqi

Made non toxic with? (Endogenous)

Treated with?

A

Non toxic w/ glutathione in liver

Treated w/ N acetylcysteine