205 results
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Antibiotics - Macrolides ... #Medications #Causes ... #pharmacology #table
Antibiotics for Atypical Bacteria 
 - Macrolides   (Azithromycin) 
 - Tetracyclines   (Doxycycline)
Atypical Bacteria - Macrolides ... #Pharmacology #Table
Outpatient Treatment of with Community-Acquired Pneumonia (CAP)
No comorbidities or risk factors for MRSA or Pseudomonas aeruginosa:
doxycycline or • macrolide ... cephalosporin AND macrolide
Antibiotic Classification by Mechanism of Action

Cell Wall Synthesis: 
Penicillins 
Cephalosporins 
Carbapenems 
Monobactams 
Beta-lactamase inhibitors
Glycopeptides 

 Protein
Cloramphenicol Macrolides
Antibiotics and CNS Diffusion

1. Drugs with good CNS diffusion:

- Fluoroquinolones, Fluconazole, voriconazole, Rifampin, Oxazolidinones, Metronidazole

2. Drugs
Echinocandins, Macrolides
Classification of Some Antimicrobial Agents by Their Sites of Action
Inhibitors of metabolism: Sulfonamides, Trimethoprim
Inhibitors of cell
Aminoglycosides, Macrolides
General Bacterial Antibiogram - Antibiotics and Spectrum of Coverage
Make sure you consult your local antibiogram!
VRE -
lefamulin - macrolides ... #Antibiotics #Classes
Antibiotics - Mechanisms and Sites of Action 

Inhibit Cell Wall Synthesis or Function 
- Beta Lactams,
50S subunit - Macrolides
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
• Most common cause ... media • Important cause ... sensitive) • Macrolide
Drugs associated with worsening of Myasthenia Gravis (MG):
•	D-penicillamine 
•	Botulinum toxin.
•	Telithromycin
•	Fluoroquinolones 
•	Quinine
•	Magnesium
•	Macrolide antibiotics 
•	Corticosteroids (may cause transient
• Magnesium • Macrolide ... Corticosteroids (may cause