Microbiology - Antibiotics

Question 1

what antibiotics act on the bacterial cell wall?

Answer 1

penicillins, cephalosporins, glycopeptides

Question 2

are penicillins safe in pregnancy?

Answer 2

yes

Question 3

what penicillin is used for gram positive?

Answer 3

flucloxacillin

Question 4

what penicillin is used for gram negative?

Answer 4

temocillin (active against coliforms)

Question 5

what penicillin is used for both?

Answer 5

amoxicillin, co amoxiclav, piperacillin/tazobactam

Question 6

what does co amoxiclav do?

Answer 6

has clavulanic acid, which inhibits the action of beta lactamase enzyme produced by bacteria

Question 7

are cephalosporins safe in pregnancy?

Answer 7

yes

Question 8

what organisms are glycopeptides active against?

Answer 8

gram positive

Question 9

what antibiotics inhibit protein synthesis?

Answer 9

macrolides, tetracycline, aminoglycosides

Question 10

which macrolide is safe in pregnancy?

Answer 10

erythromycin

Question 11

which antibiotics act on bacterial DNA?

Answer 11

metronidazole, fluoroquinolones, trimethoprim

Question 12

what infections is metronidazole used for?

Answer 12

true anaerobic

Question 13

what antibiotics use are avoided?

Answer 13

cephalosporins
co-amoxiclav
ciprofloxacin
clindamycin