Antibiotics

Question 1

When in doubt for which antibiotic (or nay drug for that matter), where do you look in the BNF

Answer 1

TREATMENT SUMMARIES

For ear shite, it’s under EAR

Question 2

What type of ABX is ciprofloxacin

Answer 2

quinolone

Question 3

Resp ABXs

1. AECOPD
2. CAP
3. atypical pneumonia
4. Hospital acquired pneumonia
5. PJP

Answer 3

1.

Amox or tetra or clarith

2.

Amox

PA = clartih or doxy

staph A likely = fluclox

3.

Clarith

4.

<5 days = co-amox

>5 days= pipercillin + Tazobactam (Tazocin)

5.

Co-trimox

Question 4

when in doubt, what resp ABX should you guess

Answer 4

Normal -> amox

PA -> clarith or doxy

Question 5

Urinary tract ABXs

1. UTI
2. acute pyleonephritis
3. acute prostatitis

Answer 5

1.

Normal or low eGFR or lung fibrosis -> trimeth

Preggers or methotrexate -> nitro

close to term -> amox

2.

Cipro

3.

Cipro or trimeth

Question 6

what ABXs are pretty much always used if amox is 1st line but the pt has a fucking penicllin allergy

Answer 6

clarithromycin

erythromycin

doxycyline

Question 7

What ABx should never be used in pt’s with fucked kidneys

should be stopped if AKI

Answer 7

tetracyclines

doxycycline

Question 8

skin ABxs

1. impetigo
2. cellulitis
3. eryspieals
4. animal/human bites
5. mastitis

Answer 8

1, 2, 3 & 5 -> FLUCLOX

4 -> C-amox

(co-amox is also used for celluluits that is near the face & nose)

Question 9

if someone has some skin infection and you have to guess the ABx, what do you go for?

Answer 9

Flucloxacillin

Question 10

GI ABXs

1. C.diff
2. Campylobacter
3. salmonella
4. shigellosis

Answer 10

1.

1st line -> oral metro

2nd line -> IV metro + oral vanc

2 -> clarith

3 & 4 -> cipro

Question 11

ENT ABxs

1. throat infections
2. sinusitis
3. otttis media
4. ottitis externa
5. peridontal abscess
6. gingivitis
7. epglottitis

Answer 11

1&2 -> PM penicllin

3 & 5 -> amox

4 -> fluclox + steroid

6 -> metron

7 -> cefotaxime

(PM penicllin= phenoxymethylpenicllin)

Question 12

For ENT infections, penicllin is used a shit ton.

If penicllin allergic, what should you go for?

Answer 12

Erythroycin

Question 13

Genital & sexual ABxs

1. gonorrhoea
2. chalmydia
3. PID
4. sypihilis
5. bacterial vaginosis

Answer 13

1. IM ceftriaxone
2. doxycycline or azithromycin
3. IM ceftriaxone + doxy + metro
4. benzathine benzyl penicllin
5. metro

Question 15

how long are ABXs usually neeeded for

Answer 15

5 days apparently

Question 16

UTI ABXs

What are the contraindicaions for both nitro & trimeth

Answer 16

Nitro

Lung fibrosis

Shite kidneys (eGFR <45)

Preggers -> Near-term

Trimeth

Methotrexate

Preggers -> 1st term