Community acquired Pneumonia and Hospital acquired Pneumonia Medical Clinics Take a Deep Breath: Treatment of Pneumonia tl;dr pharmacy Frontiers Impact of clinical pharmacist led antimicrobial stewardship on antibiotic appropriateness, clinical outcomes, and antimicrobial consumption in hospital acquired and ventilator associated pneumonia: a randomized controlled trial HAP and VAP after Guidelines IDSA HAP VAP guidelines : we suggest prescribing 2 antipseudomonal antibiotics from different classes + Linezolid or vancomycin for the empiric treatment of suspected HAP if patient received IV antibiotics within 90 d(weak