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approach to Antibiotics
date :
2/1/2026
[In reply to GP DOCTOR ACADEMY 🧐📚]
🚨💥هنكمل سلسلة approach to Antibiotics 🚨
🦠💊 Anti-MRSA Drugs 🙆🏻
MRSA = Methicillin-resistant Staph aureus 🧱🔥
📌 Resistant to all β-lactams (except some new cephalosporins)
📌 Always consider in hospital & community infections
💊 Examples :
➡️ Vancomycin 🧱
➡️ Linezolid 💊
➡️ Daptomycin ⚡️
➡️ Ceftaroline 🩸
➡️ Different drugs, different mechanisms:
💥Vancomycin → inhibits peptidoglycan synthesis
💥Linezolid → inhibits 50S ribosome
💥Daptomycin → disrupts cell membrane
📌 All bactericidal (except Linezolid = bacteriostatic) 💥
🎯 Coverage
🟢 Gram + cocci
➡️ MRSA ✔️
➡️ MSSA ✔️
➡️ Streptococcus ✔️
🎯 لا يغطي :
❌ Gram −
❌ Anaerobes
🩺 Clinical Uses :
💉 Bacteremia / Sepsis
🫁 Pneumonia (hospital-acquired)
🦷 Skin & soft tissue infections (SSTI)
🫀 Endocarditis
🦵 Bone & joint infections
👀 إمتى أشك في MRSA 🤔
🔥 Community-acquired SSTI (abscess, cellulitis)
🏥 Hospital-acquired pneumonia / bacteremia
💉 Recent hospitalization / IV lines / dialysis
💊 Prior antibiotic use (esp. β-lactams)
🦵 Severe SSTI failing standard therapy
🧠 Notes 🔥
💣 MRSA suspect → start empiric anti-MRSA therapy
⚠️ Always check culture & sensitivity
#MRSA
#Antibiotics
#إمتياز
#GP_Doctor_Academy

