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farmacologie partim 1 overzicht

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farmacologie partim 1 overzicht (volgorde les)

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Uploaded on
September 26, 2024
Number of pages
18
Written in
2023/2024
Type
Class notes
Professor(s)
Guns en demeyer
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Farmacon Receptor Indicatie Effect/Functie Nevenwerkingen/Info
Acetylcholine* Muscarine agonist Myasthenia Gravis? Cardiale inhibitie, ↑ Snelle inactivatie via AChE
kliersecretie, miosis, ↑ GIS Nw: braken, diarree, bronchoconstrictie
motiliteit, blaascontr,
bradycardie, hypotensie
Carbachol* Muscarine + nicotine agonist Oogheelkunde Cardiale inhibitie, ↑ Bestand tegen AChE
kliersecretie, miosis, ↑ GIS
=direct Nw: braken, diarree, bronchoconstrictie
motiliteit
parasympathicometicum
Pilocarpine Muscarine agonist Glaucoom (oogdruppels) Miosis, betere afvoer Geringe activiteit in hart en GIS
oogvocht
Partiele mAch agonsist
MUSCARINE ANTAGONIST M1 neuraal Anti-emeticum Cytoplegie en miosis Accomodatie verlamming  wazig zicht

 CZS, ganglia ↑ Oogdruppels Speekselvloed, tranen Afname kliersecretie  droge mond
 maagzuursecretie↑ Pre-anesthesie Tachycardie
Bradycardie en hypotensie
M2 hart Sinus bradycardie Bronchodilatatie
Bronchoconstictie
Astma/COPD Daling motiliteit  constipatie
 Hart ↓
GI spasmen Peristatiek GI (spasmen)
 Presynaptische Verslapping GSC  urine retentie
afgifte ↓ Overactieve blaas Blaascontractie Geheugenstoornissen
(CAVE prostaatlijden) (incontinentie)
M3 klieren
CONTRAINDICATIE:
 Klieren
 Gladde spiercellen Glaucoom
 EC prostaatlijden

Hyoscine (scopolamine) Muscarine antagonist Wagenziekte, braken bij
(competitief) reisziekte
Butyl scopolamine* Muscarine antagonist GI hypermotiliteit GI motiliteit ↓
(=buscopan) (competitief) spasmen




1

, Farmacon Receptor Indicatie Effect/Functie Nevenwerkingen/Info
Atropine Muscarine antagonist Premedicatie anesthesie Ook in CZS Wazig zicht bij pupilverwijding door
(competitief) pupilverwijding accomodatieverlamming
Tachycardie, ↓
sinus bradycardie kliersecretie, mydriasis, ↓
Parkinson GIS motiliteit, verslapping
GSC (bronchi, urineweg,
galweg)
Ipratropium bromide* Muscarine antagonist Astma, bronchitis, COPD Verslapping gladde Inhalatie bij bronchospasmen
spiercellen van bronchiën
NICOTINE nAChR (kationkanalen dus Niet gebruikt als medicatie Lage dosis=stimulatie
werken snel) (agonist)
Hoge dosis= desensitisatie
(antagonist)

AANGRIJPINGSPUNTEN
Neuromusculaire
overgang
Ganglia AZS (BHB)
CZS (BHB)
Vrijgave adrenaline in de
bijnier
Suxamethonium * nAChR agonist Spierverslappers bij Depolarisatie blok in 2
(succinylcholine) anesthesie fases
perifere werking, kort
Fasiculaire contracties
effect versterkt door AChE
remmers




Atracurium* Nicotine antagonist Spierverlamming bij Transiënte hypotensie, AchE remmer heft effect op

2

, Farmacon Receptor Indicatie Effect/Functie Nevenwerkingen/Info
=d-tubocurarine (competitief) anesthesi spierverlamming
(transmissie blokkade)
spierverslapper; eerst oog,
aangezicht, dan CONTRA-INDICATIE
ledematen, farynx en finaal
Myasthenia gravis (minder receptoren)
ademhaling
CHOLINESTERASE Anesthesie Parasympatisch ZS Parasympatisch ZS
REMMERS  Galucoom  cholinerge crisis
Glaucoom
Ganglia autonome ZS
Neuromusculaire overgang
 depolarisatieblo: hypotensie en bradycardie
 Myasthenia gravis CZS
 opheffen  intoxicatie
transmissieblok
CAVE paradoxale
spierzwakte
Ziekte van Alzheimer
Vergifteging (parathion,
oorlogsgassen)

Fysostigmine Cholinesteraseremmer Glaucoom (in oogdruppel Betere afvoer van Indien extreme CZS (door BHB) stimulatie:
(indirecte voor lokaal effect) oogvocht convulsies, bewustloosheid en ademstilstand…
parasympathicomimetica) Alzheimer
Neostigmine* Cholinesteraseremmer Myasthenia Gravis, Beëindigen Cholinerge Crisis mogelijk: (Wazig zicht,
anesthesie transmissieblok speekselvloed, GIS-krampen) tegengaan met
atropine




3

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