analgesicos Flashcards

1
Q

cox 1

A

-constitutiva
prostanoides fx homeostaticas
-mucosa gastrica, riñones, plaq,. endotelio vascular.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

cox 2

A
  • inducible
  • prostanoides inflamacion, dolor y fiebre
  • cerebro, riñones
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

efectos adversos AINES

A
hemorragia postop
hemorragia gastrointestinal
disfuncion tubular renal
antiagregaciuon plaquetaria
hipetension
edema periferico
broncoespasmo: AIA
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

metamizol inhibe

A

prostaglandina sintetasa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

mcanismos de opioides

A

disM: AMPc, corrientes de Calcio
aumenta: corrientes de K+

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

consecuencias funcionales opioides

A

dism excitabilidad periferica uy neuronas centrales

dism liberacion de neurotranmisores excitadores

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

efectos adv mu, delta

A

sedacion, nausea, euforia, Depresion resp, constipacion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

efectos adv Kappa,

A

disforia, aversion, diuresis, sedacion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

biodisponibilidad tramadol

A

70%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

union a proteinas tramadol

A

4%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

metadona actua sobre receptores..

A

mu y kapa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

clonidina

A

larga accion
embolos intermitentes
bolo: 3ug/kg
infusion: 0.3 ug/kg/hr

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

dexmetomedina

A
accion mas corta
infusion ev continua
bolo 1 ug/kg
infusion 0,4 ug/kg/hr
66% menos morfina
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

cosecuencia funcional aines

A

disminuye sensibilizacion de neuronas sensitivas

aumenta inhibicion de neuronas espinales

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

mecanismo de accion metamizol

A
  • reduce sintesis prostaglandinas proinflamatorias al inhibir act de prostaglandina sintetasa
  • estimula receptores opioides presinapticos perifericos
  • incrementa los umbrales de excitacion de las neuronas aferentes finas mielinizadas
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

codeina actua en receptor..

A

mu

17
Q

duracion y dosis codeina

A

4 hr

60mg cada 4hr (360 mg dia)

18
Q

biodisponibilidad tramadol /union a proteinas

A

70%/4%

19
Q

inicio de accion tramadol

A

20 min

20
Q

dosis tramadol

A

0.75-1mg /kg cada 4-6 hr

21
Q

dosis max morfina

A

0,5-1mg /kg dia

22
Q

inicio accion metadona (VO)

A

30-35 min

23
Q

efectos de metadona duran

A

18-24 hrs

24
Q

dopamina involucrada en analgesia en ketamina

A

no

25
Q

serotonina involucrada en analgesia en ketamina

A

si

26
Q

bloqueo de canales de calcio involuvrados en analgesia en ketamina

A

no

27
Q

activacion de antiinflamatorio TLR4 y antiinflamatorio adenosina involucrado en analgesia en adenosina

A

no pero puede desempeñar un papel en dolor de larga data