Practice Flashcards

(28 cards)

1
Q

Which drug is a calcium channel blocker used to treat hypertension?

A

Amlodipine

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2
Q

What does ED50 represent?

A

Effective dose in 50% of subjects

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3
Q

Which route of administration has the highest bioavailability?

A

IV

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4
Q

What is ED50?

A

Effective dose of drug in 50% of subjects

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5
Q

How would you describe a pro-drug?

A

A biologically inactive compound which can be metabolised in the body to produce a drug

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6
Q

Which antibiotic would you prescribe for a gram-negative organism?

A

Gentamicin

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7
Q

Which symptom is most associated with hypothyroidism?

A

Weight gain

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8
Q

What type of interaction describes reduced absorption of bisphosphonates by food or cations?

A

Pharmacokinetic

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9
Q

Why is it important to monitor gentamicin levels?

A

It has a narrow therapeutic range

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10
Q

What test should be used to check kidney function in a patient taking ramipril?

A

eGFR

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11
Q

Which antidepressant is least appropriate for a frail elderly patient due to risk of falls?

A

Amitriptyline

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12
Q

What should you advise a patient who develops nausea after starting citalopram?

A

Advise that it’s a common side effect and usually resolves within days, so keep taking.

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13
Q

What antibiotic is least associated with risk of C. diff infection?

A

Flucloxacillin

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14
Q

What does Gram-positive mean?

A

The purple dye is taken up by the cell wall

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15
Q

Which bacteria look like rods under a microscope?

A

Bacilli

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16
Q

Which medication is NOT used in the primary treatment of hyperthyroidism?

A

Levothyroxine

17
Q

Which medication is used for the treatment of hypothyroidism?

A

Levothyroxine

18
Q

Which antibiotic would you use for a gram-positive infection?

A

Flucloxacillin

19
Q

Which medication is an isomer of another well-known SSRI?

20
Q

Which antidepressant is most toxic in overdose?

21
Q

Which action would NOT help prevent antimicrobial resistance?

A

Continuing parenteral antibiotics for the full course (5–7 days)

22
Q

The regular use of which medicine is most likely to cause secondary hypertension?

A

Oestrogen-containing oral contraceptives

23
Q

Which medicine reduces blood pressure by blocking Ca²⁺ entry into vascular smooth muscle cells?

24
Q

Which of the following best describes an agonist?

A

A drug that activates receptors

25
What is a pro-drug?
A drug that is activated when metabolised
26
What is an antagonist?
A drug that combines with receptors but does not activate them
27
Which interaction type describes a drug-drug effect, e.g., beta-blocker and beta-agonist?
Pharmacodynamic
28
Patient develops diarrhoea after 2 doses of amoxicillin. What should you advise?
Continue taking and monitor for 24 hours, then review.