*Microbiology 5 (antibiotic man/ antibiotics given for what) Flashcards
Treatment of mild CAP?
Oral Amoxicillin
Treatment of mild CAP if penicillin allergy?
Oral Doxycycline
Treatment of moderate CAP?
IV Amoxicillin
Treatment of moderate CAP if penicillin allergy?
IV clarithromycin
Treatment of severe CAP?
Co-amoxiclav IV + either Clarithromycin IV or doxycycline oral
Step down to doxycycline
Treatment of severe CAP if penicillin allergy?
IV Levofloxacin
Step down to doxycycline
Treatment of severe HAP/ aspiration pneumonia?
IV amoxicillin + metronidazole + gentamicin
Step down to co-trimoxazole + metronidazole
Treatment of severe HAP/ aspiration pneumonia if penicillin allergic?
IV co-trimoxazole + metronidazole + gentamicin
Step down to co-trimoxazole + metronidazole
Treatment of non-severe HAP/ aspiration pneumonia if penicillin allergic?
oral co-trimoxazole + metronidazole
1st and 2nd line treatment for acute exacerbation of COPD?
1st line = amoxicillin
2nd line = doxycycline
Treatment for endocarditis (native valve indolent (Subacute))?
Amoxicillin IV + gentamicin IV
Treatment for endocarditis? (native valve severe sepsis (acute))
Flucloxacillin IV
Treatment for endocarditis? (prosthetic valve or suspected MRSA)
Vancomycin IV + Rifampicin oral + gentamicin IV
Treatment for endocarditis? (native valve severe sepsis + risk factors for resistant pathogens)
Vancomycin IV + Meropenem IV
Treatment of non-severe C. diff. infection?
Oral metronidazole
Treatment of severe C. diff.?
IV vancomycin +/- IV metronidazole
Treatment of peritonitis/ biliary tree infection/ intra-abdominal infection?
IV amoxicillin + metronidazole + gentamicin
Step down to oral Co-trimoxazole + metronidazole
Treatment of peritonitis/ biliary tree infection/ intra-abdominal infection if allergic to penicillin?
IV vancomycin + metronidazole + gentamicin
Step down to oral Co-trimoxazole + metronidazole
Antibiotics for acute gastroenteritis?
No antibiotic treatment recommended
Antibiotics for acute pancreatitis?
Antibiotic treatment does not improve outcome?
Treatment for severe proven spontaneous bacterial peritonitis?
Pipercillin/ Tazobactam IV (“Tazocin”)
Step down to oral co-trimoxazole
Treatment for mild proven spontaneous bacterial peritonitis?
Oral co-trimoxazole
Treatment of a streptococcus throat infection?
Penicillin
Treatment of a gas gangrene clostridium infection?
metronidazole + penicillin
What is the first line treatment for staph. aureus infection?
Flucloxacillin
Treatment of staph. and strep. skin and soft tissue infection?
Flucloxacillin
Treatment of urinary sepsis/ pyelonephritis in hospital?
Amoxicillin and gentamicin
Treatment of pyrexia of unknown origin?
Amoxicillin + gentamicin + metronidazole
What 3 bacteria can co-amoxiclav not treat?
MRSA
Pseudomonas sp.
Resistant coliforms
What is used to treat pyelonephritis in the community?
Co-amoxiclav
How are the atypical pneumonias treated?
Clarithromycin, Ciprofloxacin
What antibiotics can be used to treat MRSA?
Vancomycin, Gentamicin
What antibiotic is used to treat co-agulase negative staph infection in a prosthetic limb?
Vancomycin
How long is gentamicin usually prescribed for?
Why must patients on gentamicin have their blood levels monitored?
3 days
Gentamicin toxicity can cause damage to CNVIII (deafness and dizziness) and kidneys
What drug is given for protozoal infections?
Metronidazole
What antibiotic is given for material vaginosis?
Metronidazole
What are 3 problems with metronidazole?
It is not recommended during the first trimester of pregnancy
It can give a nasty metallic taste in the mouth
It interacts badly with alcohol
What is the only oral antibiotic that has activity against pseudomonas sp?
Ciprofloxacin
What antibiotic is used to treat UTIs?
Trimethoprim
What problem can sulphamethoxazole cause?
Rarely Steven-Johnson syndrome - a severe skin reaction
What problem can doxycycline cause?
Brown staining of the teeth in children
What is used to treat gonnorhoea
Ceftriaxone (given IM)
What is used to treat bacterial meningitis?
Ceftriaxone (IV)
What drug (in very general terms) is used to treat gram positive bacteria?
Amoxicillin
What drug (in very general terms) is used to treat gram negative bacteria?
Gentamicin
What drug is used to treat anaerobic bacteria?
Metronidazole