ANS drugs Flashcards

(60 cards)

1
Q

adrenergic drug:
MOA: inhibit storage in vesicles
inhibit NE and Dopamine response

A

Reserpine

cant be stored kay naa ngpa Reserve

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2
Q

MOA: inhibit release of catecholamines (2) examples

A

Guanethedine ,Brethylium

when u use adrenaline.. ma Gua imo Breth

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3
Q

MOA: stimulate sympathetic response (4) examples

A

amphetamine, metamphetamine, ephedrine, tyramine

[Amp! Phred Met Tyra]

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4
Q

Class?

MOA: Produce sympathetic response by causing an increase in the concentration of NE in the synaptic clef

A

Indirect-acting sympathomimetics

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5
Q

class?

MOA: stimulate directly adrenergic receptors

A

Direct acting sympathomimetics

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6
Q

Catecholamines is degraded by?

A

COMT

(Catechol-O-methyl transferase, found in the GI)

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7
Q

enumerate (2) common metabolite of catecholamines

A

metanephrine

Vanillyl mandelic acid (VMA)

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8
Q

Vanillyl mandelic acid (VMA) is seen in what condition?

A

Pheochromocytoma

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9
Q

enumerate (3) natural catecholamines

A

Epinephrine
Norepinephrine
Dopamine
[END]

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10
Q

decreased catecholamine concentration stimulates (?) receptors?

A

Beta receptors

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11
Q

increased catecholamine concentration stimulates (?) receptors?

A

alpha receptors

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12
Q

Endogenous source of epinephrine, what site?

A

adrenal medulla

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13
Q

Indication: ACLS, anaphylaxis, shock

A

epinephrine

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14
Q

Pivalic ester derivative of epinephrine given as opthalmic drops for glaucoma

A

Dipivefrin

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15
Q

catecholamine affinity with receptor a1 and b1 ( no effect on a2 b2)

A

norepinephrine

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16
Q

first line mgt of septic shock

A

norepinephrine

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17
Q

receptor for vasodilation of renal and splanchnic blood vessels

A

D1

[D shape like a kidney]

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18
Q

receptor for inotropic agent for shock

A

B1

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19
Q

receptor for vasoconstriction

A

a1

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20
Q

selective b1 agonist drug (1)

A

dobutamine

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21
Q

selective b2 agonist drug (rapid and short acting)

A

fenoterol albuterol salbutamol terbultaline

[FAST]

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22
Q

selective a1 agonist drug

A

phenylephrine, prophylhexedine, oxymetazoline

-ephrine, -edine, -zoline

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23
Q

selective a2 agonist drug

useful in HPN mgt

A

Clonidine, Methyldopa, Guanfancine, Guanbenz

[GMC]

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24
Q

Receptor: Suppression of release of norepinephrine (noradrenaline) by negative feedback

A

A2

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25
nonselective B agonist
isoproterenol
26
selective b2 agonist drug ( slow and low acting)
bambuterol, salmeterol | [BS, this is BS gi asthma na ko ang hina ng effect!]
27
indication: 1. bronchial asthma, COPD 2. tocolytic | 3. mgt of hyperkalemia
Selective b2 agonists
28
SE of Selective b2 agonists (3)
hypokalemia muscle tremors tachycardia
29
Clinical use: A2 agonist, local nasal decongestant
Clonidine
30
Clinical use: A2 agonist, mgt of HPN especially among pregnant patients
Methyldopa
31
SE: of methyldopa
(+)COOMB'S TEST(immune mediated hemolytic anemia) hepatotoxicity sedation
32
drug used pre-operatively in patients with pheochromocytoma
Phenoxybenzamine
33
clinical use: drug selective a-1 blockers alternative mgt of hpn
Phentolamine
34
Phentolamine SE
"FIRST DOSE" phenomenon | -orthostatic hypotension
35
Beta blockers known SE
bronchospasm
36
Muscarininc receptor for ciliary muscles, glands
M3
37
Muscarininc receptor for cardiac nerves
M2
38
Muscarininc receptor for nerve endings
M1
39
Nicotinic receptor for ganglia
N1
40
Nicotinic receptor for end plate/ skeletal muscle
N2
41
Direct acting cholinomimetics
``` choline esters (acetylcholine, metacholine) M,N alkaloid (pilocarpine M, muscarine M, nicotine N) ```
42
indirect acting cholinomimetics
alcohol (5-15 mins)short carbametes (30-8hrs) int (Ex. neo/physostigmine) organophosphates (days to mos) long
43
Test tool in diagnosing MG
Edrophoonium (aka Tensilon Test)
44
Mgt of glaucoma
Physostigmin, Echothiopate, Demecarium [glaucoma is in your PEDigree] Carbachol, Pilocarpine [Piloa ang Car kay daot kag mata]
45
Antidote to Curare-like poisoning
Neostigmine | [neo is rare]
46
Antidote to Atropine toxicity
Physostigmine | [tagpila ang atropine? physo ra]
47
Mgt of urinary retention
Betanechol
48
mgt of smoking addiction
lobeline
49
Cholinergic antagonist protype
Atropine
50
Treatment of organophosphate poisoning
atropine and pralidoxime
51
why is atropine given with anti-diarrheal drug like diphenoxylate
to decrease addiction/ dependence
52
nondepolarizing muscle relaxant use to provide rapid, intense short lasting muscular blockade
succinylcholine
53
most serious complication of succinylcholine
hyperkalemia (with resultant cardiac arrest)
54
Short acting nondepolarizing muscle relaxant
succinylcholine mivacurium rocuronium | [suc mi or]
55
intermediate acting nondepolarizing muscle relaxant
vecorunium atracurium | [atrac vecor( vicar means replacement)]
56
long acting nondepolarizing muscle relaxant
pancuronium, pipecoronium, doxacurium | [pan pipe do]
57
choline esters (3)
bethanichol methacholine carbachol | [Beth has Meth in the Car, hint chol]
58
MOA: blocks Nn receptors
Ganglionic blockers
59
Ganglionic blocker, alternative drug of hpn urgency
Trimetophan
60
MOA: nondepolarizing,reversible Nm blockers
neuromuscular blockers (curare derivatives)