drugs 137

Question 1

antibiotics

3

Answer 1

amoxicillin

metronidazole

phenoxymethylpenicillin

Question 2

amoxillin not when

Answer 2

penicillin allergy

go to metronidazole

Question 3

metronidazole not when

Answer 3

on warfarin

Question 4

phenozymethylpenicillin

not when

Answer 4

penicillin allergy

Question 5

amoxcillin dose

Answer 5

500mg, 1 tablet, 3x p/d

Question 6

amoxcillin dose for ANUG

Answer 6

500mg, 1 tablet, 3x p/d

3 days

Question 7

amoxcillin dose for dentofacial infection

Answer 7

500mg, 1 tablet, 3x p/d

5 days

Question 8

amoxicillin dose for sinuisitis

Answer 8

500mg, 1 tablet, 3x p/d

7 days

Question 9

metronidazole dsose for ANUG

Answer 9

400mg, 1 tablet, 3x p/d

3 days

Question 10

metronidazole dose for dentofacial infection

Answer 10

400mg, 1 tablet, 3x p/d

5 days

Question 11

metronidazole dose for sinusitis

Answer 11

400mg, 1 tablet, 3x p/d

7 days

Question 12

phenoxymethylepenicillin dose for dentofacial infection

Answer 12

250mg, 2 tablets 4x p/d for 5 days

500mg if severe infection in adults

Question 13

NSAIDS

2

Answer 13

aspirin

ibuprofen

Question 14

common analgesics in dentistry

Answer 14

ibuprofen

aspirin

paracetamol

Question 15

caution with aspirin

Answer 15

pts with hepatic, renal impairment, GI disease, warfarin users,

not be used after extraction

Question 16

aspirin dose

Answer 16

300mg, 2 tablets, 4x p/d (after food) for 5 days

Question 17

aspirin action on

Answer 17

COX1 : COX2 (150:1)

COX1 - stomach lining, kidney function, and platelet aggregation

COX2 - inflammation and pain

Question 18

ibuprofen dose

Answer 18

400mg, 1 tablet, 4x p/d after food

5 days

Question 19

ibuprofen action

Answer 19

blocks prostaglandings which sensitise the tissues to Leukotrienes that cause pain

max 2.4g if necessary i.e. if 400mg is 1 tablet, 6x p/d

Question 20

deal with ibuprofen overdose

Answer 20

activated charcoal if more than 400mg/kg of body weight ingested in previous hour

Question 21

paracetamol dose

Answer 21

500mg, 2 tablets, 4x p/d

5 days

Question 22

paracetamol action

Answer 22

blocks COX directly in the brainstem

Question 23

paracetamol caution

Answer 23

in pts with renal and hepatic impairment and those with alcohol dependence

Question 24

antineurpathics used in dentistry

Answer 24

carbemazepine

100/200mg, 1 tablet, 2x p/d, 10 days

Question 25

caution with carbamazepine

Answer 25

dizziness

ataxia

drowsiness

Question 26

if prescribing carbemazepine

Answer 26

request liver function test

urea and eletrolytes

monitor closely