Cholinoceptor blockers Flashcards Preview

Pharmacology > Cholinoceptor blockers > Flashcards

Flashcards in Cholinoceptor blockers Deck (16)
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1
Q

The first choice of drug to reverse organophosphate poisoning to address the muscarinic excess

A

atropine

a tertiary amine, can cross BBB

2
Q

___ is mydriatic, cycloplegic

A

atropine

3
Q

[SE]

sandy eyes or dry eyes due to reduced lacrimal secretion

A

atropine

4
Q

Used in parkinsons disease to reduce the excess cholinergic activity secondary to the deficient dopaminergic activity in the basal ganglia-striatum system

A

benztropine

5
Q

What are the muscarinic antagonists for parkinsonism?

A

Triphexyphenidyl
Benztropine
Biperiden

6
Q

prevents vagal-stimulated bronchoconstriction

A

ipatropium

7
Q

this m receptor antagonist cant cross the BBB

A

glycopyrronium

8
Q

[Cholinergic antagonist, muscarinic]

antagonize histamine and serotonin

A

scopolamine

9
Q

[Cholinergic antagonist, muscarinic]

used for motion sickness

A

scopolamine

10
Q

[Cholinergic antagonist, muscarinic]

used in inflammatory bowel syndrome, can cause increased intraocular pressure

quaternary amine structure

A

dicyclomine

Similar: hyoscyamine

also known as dicycloverine

11
Q

[Cholinergic antagonist, muscarinic, M3]

reduce detrusor muscle tone; treatment for urge incontienence, post-operative spasm

A

oxybutynin

12
Q

[what are the contraindications to muscarinic blockers?

A
  1. cautious use in infant
  2. acute angle-closure glaucoma
  3. benign prostatic hyperplasia
13
Q

This is a competitive antagonist at nicotinic acetylcholine receptors of both sympathetic and parasympathetic autonomic ganglia

A

ganglion blockers

hexamethonium

14
Q

[Cholinergic antagonist, nicotinic]

___ an obsolete treatment for hypertensive emergencies.

A

hexamethonium

15
Q

[Neuromuscular blockers]

Examples on NONDEPOLARIZING NMB

A

Atracurium
Pancuronium
Tubucurarine
Vecuronium

16
Q

[Neuromuscular blockers]

Examples of DEPOLARIZING NMB

A

Succinylcholine