First Half of Pharm Final Flashcards

(45 cards)

1
Q

Following agonist activation of opioid mu receptors, amplification of downstream signal
occurs because

A

duration of action of g protein is longer than agonist activation of
receptor

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2
Q

Anti epileptic with cognitive impairment, gingival hyperplasia and drug interactions of
cyp450 3A4 enzyme induction?

A

phenytoin

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3
Q

antianginal med works by blocking beta adrenoceptor :

A

atenolol

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4
Q

Three endogenous catecholamines

A

norepi, epi and dopamine?

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5
Q

Cardiac output is a function of HR and

A

Stroke volume

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6
Q

Which of the following is true regarding the intrinsic pathway-

A

All components are present in

the blood

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7
Q

”the index of how well a drug is removed irreversibly from circulation?

A

Clearance?

RV

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8
Q

.preferred dose and rout for epi in anaphylaxis?

A

0.3mg IM

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9
Q

“Predictable, dose related reaction not part of the desired therapeutic effect-

A

side effect

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10
Q

.levoflxacin is 2C9 inhibitor, warfarin is 2c9 substrate, what happens if taken together:

A

increased warfarin effect

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11
Q

Results from covalent mod and alteration of DNA?

A

Mutagenesis

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12
Q

how many chemicals might have to be screened and tested in orer to generate one useful
therapeutic -

A

1000

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13
Q

Ionized form of a drug more readily crosses plasma membrane

A

false

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14
Q

32 yo patient, taking lots of drugs, which is the reason for platelet reduction

A

depakote

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15
Q

after FDA approval how long is left of patent life?

A

5-10 years

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16
Q

beta 2 agonist for short term control in asthma:

A

albuterol

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17
Q

Vaugh williams classification of calcium channel blocker

A

class IV

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18
Q

What happens to EC50 when competitive agonist added

A

shifts right

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19
Q

High intensity drug/dose?

A

Atorvasatin (Lipitor) 80mg

20
Q

Superfamily of receptors bound to heat shock proteins in ctyoplasm of nucleus:

A

Steroid receptors

21
Q

competively inhibits conversion of plasminogen to plasmin by TPA?

A

Tranexamic acid

22
Q

Which drug associated with anaphylactic shock

23
Q

.dry secretions and increase hr in nerve agent exposure:

24
Q

Regenerates Achesteras after nerve agents

25
.patient using albuterol for asthma, which medication is most likely to result in pharmacodyamic interaction and negate use?
propranolol
26
class of lipid lowering agents most potent lowering LDL cholesterol, also expensive?
PCSK9 inhibitors
27
.study of genetic basis of ADME and receptor target interactions:
pharmacogenomics
28
Enzyme responsible for breaking down acetylcholine in serum
acetycholinesterase
29
taking APAP with codeine, what effects can it have on other meds they take?
Slowed | absorption
30
taking APAP with codeine, what effects can it have on other meds they take?
Slowed | absorption
31
A drug must be bound to be effective
false
32
clot occurs in arterial circulation and consists of platelets?
white thrombus
33
avoid all in asthma
aspirin/nsaids, opiates and barbiturates and antihistamines
34
Non-covalent type of interaction:
formation of hydrogen peroxide
35
antianginal medication with gingival hyperplasia
dilitiazem
36
direct thrombin inhibitor
pradaxa
37
Which would you not expect with acute cholinergic toxicity
dry mouth
38
One transmembrane spanning domain
insulin receptor
39
Drug for chronic dry mouth, avoid adverse effects while max stimulation of saliva:
M3 receptors
40
property of drug gives ability to bind to several subtypes of adrenergic receptors?
Multiple | steroisomers
41
. In pregnancy have drug variation due to
increased RBF and GFR
42
Positive inotropic that increase gag reflex:
digoxin
43
Colesevelam
binding to bile acid and preventing resorption
44
dynamic
- drug on boday kinetics - body on drug
45
Causes vasodilation by blocking l-type calcium channels
felodipine