Antibiotics 2 Flashcards

1
Q

Carbapenems / carbapenems drug

A
  1. Broad spectrum antibiotic
  2. Synthetic B- lactam antibiotics
    ( Amipenem, meropenem , dori, Ertapenem )
  3. Cell wall inhibitor
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2
Q

Imipenem

A
  1. Synthetic B-lactam
  2. It is used in empiric therapy
  3. Spectrum: gram negative and positive , anaerobes and p. Aeruginosa
  4. ما بتكسر بالبيتا لاكتاميز
  5. It is compounded with cilastatin
  6. IV
  7. Nephrotoxic
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3
Q

Monobactams مهم

A
  1. Cell wall inhibitors
  2. The beta lactam ring are not fused عشان هيك اسمه mono
  3. Aztreonam
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4
Q

Aztreonam

A
  1. Monolactam cell wall inhibitors
  2. Spectrum: gram negative
  3. مقاوم لل بيتا لاكتاميز
  4. IV or IM
  5. امن لذلك هو بديل اذا المريض عنده حساسية
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5
Q

Clavulanic acid

A

B lactam inhibitors
2- amoxicillin
3. Ticarcillin

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6
Q

Sulbactam

A

B lactam inhibitors

➡️ ampicillin

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7
Q

Tazobactam

A

B lactam inhibitors

➡️ piperacillin

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8
Q

Vancomycin

A
Cell wall inhibitors 
It is used to treat 1) life threatening infections 
2) MRSA
3) MRSE 
4) enterococcal infections
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9
Q

P. aeruginosa

A

Imipenem
Piperacillin
Ticarcillin
Fourth generation cefepime

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10
Q

Enterococcal infections

A

Vancomycin
Combination of B lactam and aminoglycosides
❌ cephalosporins

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11
Q

Cephalosporins are ineffective against

A
  1. MRSA
  2. L. Monocytogens
  3. C. Difficile
  4. Enterococci
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12
Q

First generation

A
  1. Act as penicillin G
  2. Spectrum :
    ✅ MSSA
    ✅ proteus
    ✅ E. Coli
    ✅ k. Pneumonia
    يعني بتشتغل على +و هدول من ال -
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13
Q

Cefotetan

A
  1. 2nd generation cephalosporins

2. Act on (g - )anaerobes :- bacteroid fragility’s

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14
Q

Second generation

A
  • gram positive is weaker

3 additional gram negative

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15
Q

Cefoxitin

A
  1. Act on gram negative anaerobes ( bacteroids fragilis )

* Second generation

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16
Q

Ceftriaxone and cefotaxime

A

Third generation
meningitis ✅
Excretion through the bile into feces
4. Treatment of neonatal and childhood meningitis caused by H. Influenza

17
Q

Collateral damage

A

Third generation of cephalosporins

2. Fluoroquinolone

18
Q

Cefepime

A
  1. Aerobic gram negative
  2. P. Aeruginosa 📌📌
  3. Streptococci and staphylococci ( MSSA)
  4. Should be given parenterally
19
Q

Ceftaroline

A
  1. MRSA ( PBP2a )
  2. Pneumonia يلي من المستشفى (PBP2x)
  3. Skin
  4. Gram negative and gram positive
20
Q

Cefazolin

A

First generation
Short half life
Prophylaxis dose prior to surgery
Penetration bone 🦴 🦴🦴🦴عشان هيك بنستخدمه بعمليات العظام

21
Q

Tetracycline

A
  1. 30 S

2. في حال اخذناهم مع اكل في درات ثنائية او تلاثية رح يقل الامتصاص