Antivirals and Antibiotics:

Question 1

M2 ion channel blockers (amantadine)

Answer 1

block ion channel to prevent H influx.

Question 2

Neuraminidase inhibitor (zanamivir)

Answer 2

sialic acid analogues bind with great affinity to neuraminidase, preventing it from cleaving and stopping the new virus being released.

Question 3

Quinolones

Answer 3

prevent DNA replication.

Question 4

Folic acid antagonists (trimethoprim)

Answer 4

prevents formation of DNA precursors.

Question 5

Aminoglycosides (gentamicin)

Answer 5

binds to 30s ribosomal subunits.

Question 6

macrolides (erythromycin)

Answer 6

inhibit peptidyl transferase.

Question 7

tetracyclines (doxycyline)

Answer 7

inhibit aminoacyl-tRNA binding.

Question 8

beta-lactams (penicllin and cephalosporin)

Answer 8

beta-lactamase inhibitors.

Question 9

glycopeptides (vancomyocin)

Answer 9

bind to amino acids in cell wall to prevent further additions.

Question 10

Drugs used to treat TB.

Answer 10

Rifampicin
isoniazid
pyrazinamide
ethambutol

Question 11

how to treat fungi?

Answer 11

topical azoles.

Question 12

Antimalarials

Answer 12

chloroquine, metronidazole.

Question 13

how to treat H.pylori infection?

Answer 13

PPI
clarithromycin
amoxicillin