Related Experiment Videos

Macrolides as first line therapy in adult lower respiratory tract infections: pros and cons

Ethan Rubinstein1, Itzhak Levy

  • 1Infections Diseases Unit, Sheba Medical Center, Tel Aviv University, School of Medicine, Tel-Hashomer, 52621, Israel.

Insights

Guidelines help determine antibiotic use for lower respiratory tract infections. Macrolides are a key treatment for community-acquired pneumonia in industrialized nations.

Area of Science:

  • Infectious Diseases
  • Pharmacology

Background:

  • Antibiotic stewardship is crucial for managing lower respiratory tract infections.
  • Treatment decisions require understanding disease specifics and patient factors.

Purpose of the Study:

  • To outline current guidelines for antibiotic selection in lower respiratory tract infections.
  • To highlight the role of macrolides in community-acquired pneumonia management.

Main Methods:

  • Review of existing clinical guidelines and recommendations.
  • Analysis of treatment strategies for different patient categories.

Main Results:

  • Four patient categories identified for community-acquired pneumonia (CAP).
  • Distinct treatment strategies are recommended for each CAP category.
  • Macrolides are a preferred antibiotic class for CAP of all severities in industrialized countries.

Conclusions:

  • Antibiotic prescribing for lower respiratory tract infections should be guided by established protocols.
  • Macrolide antibiotics represent a significant therapeutic option for community-acquired pneumonia.

Related Concept Videos

Microbiota of the Respiratory Tract01:29

Microbiota of the Respiratory Tract

The human respiratory tract, comprising the upper and lower segments, serves as a critical interface with the external environment. The upper respiratory tract (URT)—including the nostrils, sinuses, pharynx, and oropharynx—is heavily colonized by microbes, while the lower respiratory tract (LRT), composed of the larynx, trachea, bronchi, and lungs, was long thought to be sterile. However, recent molecular studies have revealed that the lungs are not devoid of microbes but act more like...
Drugs Used in Lower Respiratory Disorders: Overview01:17

Drugs Used in Lower Respiratory Disorders: Overview

Lower respiratory tract disorders present challenges that often require skilled and nuanced approaches for effective management. Common ailments, such as asthma and chronic obstructive pulmonary disease (COPD), have prompted the development of intricate treatment strategies involving bronchodilators and anti-inflammatory drugs, each tailored to ease breathing and revitalize the lungs.
Bronchodilators, the first step of respiration enhancement, come in various forms, each with its own mechanism...
Antiasthma Drugs: Leukotriene Modifiers01:19

Antiasthma Drugs: Leukotriene Modifiers

Leukotriene modifiers, or cysteinyl leukotriene receptor antagonists, are medications used to manage chronic asthma. These agents target specific inflammatory mediators produced during arachidonic acid metabolism, an essential process in generating inflammation in the body.
Leukotriene modifiers work through two distinct mechanisms:
Drugs Used in Upper Respiratory Disorders: Overview01:16

Drugs Used in Upper Respiratory Disorders: Overview

Upper respiratory tract disorders, including viral infections and allergic rhinitis, cause significant discomfort and disrupt daily life. Managing these conditions involves a variety of drugs, such as antihistamines, intranasal steroids, decongestants, antitussives, expectorants, and mucolytics. Specific examples of drugs in each category are provided.
Antihistamines (e.g., Benadryl) block histamines from binding. Histamines are chemicals released during an allergic reaction in the body. As a...
Pneumonia I: Introduction01:29

Pneumonia I: Introduction

Pneumonia is an infection of the lower respiratory tract that leads to inflammation of the lung parenchyma, often resulting in the accumulation of inflammatory exudate in the alveoli and airways. Unlike the watery, low-protein fluid exudate in pulmonary edema, the exudate in this case is a thick fluid rich in immune cells, proteins, and debris produced during infection and inflammation.This impairs gas exchange and can lead to consolidation of lung tissue. The infection may be caused by a...
Pneumonia I: Introduction01:30

Pneumonia I: Introduction

Pneumonia is an acute respiratory infection that targets the lungs, specifically the alveoli. These tiny air sacs, essential for oxygen exchange, become engorged with pus and fluid, severely hindering breathing, decreasing oxygen absorption, and causing significant pain and discomfort during respiration.
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...