Antibiotics

Stewardship programs that reduce initial use of extended-spectrum antibiotics appear to influence antibiotic choice throughout hospitalization.

The 2025 ATS guidelines for community-acquired pneumonia update recommendations on imaging, antibiotic use, treatment duration, and corticosteroid use, emphasizing lung ultrasound as an alternative diagnostic tool, more selective empiric antibiotic prescribing, shorter courses of antibiotics for stable patients, and limited use of corticosteroids to severe inpatient cases.

A CDC report links the rapid growth of NDM-CRE to testing gaps and urges the prompt use of carbapenemase testing, mechanism-guided therapy, and stronger infection prevention measures.

This week, OPAT for gram-negative infections expands to outpatients amid infusion complexity and stability limits, HHS and CDC add five ACIP members days before meeting, and more.

Bordetella bronchiseptica is a rare human respiratory pathogen that can be initially confused for Bordetella pertussis, leading to potentially inadequate treatment. This article reviews the organism and recent literature on the successful treatment of B bronchiseptica.

In the midst of many changes surrounding aminoglycosides over the past several years, clinicians may be left wondering if these agents still have a role in modern clinical practice. This article summarizes changes impacting aminoglycosides, discusses where these agents may still have a role in the context of gram-negative infections, and explores future areas of study.

Compared to culture/sensitivity results (C/S) results, ICU-based PCR testing of hospital-acquired pneumonia was associated with lower treatment costs and better antibiotic stewardship, but not higher cure rates.

Iterum Therapeutics has launched its sulopenem etzadroxil and probenecid (Orlynvah), which is the first and only oral penem antibiotic in the US.

Ciprofloxacin monotherapy was non-inferior to aminoglycoside/ciprofloxacin combination for bubonic plague in multi-year trial in endemic region.

The NARROWS framework, developed within the IDSA Core Antimicrobial Stewardship Curriculum, provides a structured, behaviorally informed approach to communication that helps stewardship teams address the social, emotional, and cultural factors influencing prescribing decisions in order to optimize antimicrobial use and combat resistance.

Stenotrophomonas maltophilia is an opportunistic, multidrug-resistant pathogen that poses significant treatment challenges due to its complex resistance mechanisms, limited therapeutic options, and high mortality rates among vulnerable patients.

Clinical trial and real-world data, including the PROVE study, support its role as an effective and carbapenem-sparing therapy for serious infections, though outcomes vary depending on pathogen and infection type.

Doxycycline postexposure prophylaxis is associated with emerging tetracycline resistance in Neisseria gonorrhoeae and commensal organisms, highlighting the need for cautious, targeted use.

A recent literature review describes the current state of artificial intelligence tools for guiding antimicrobial therapy. Are you ready for change?

Jose Alexander, MD, offers insights on these antimicrobial combinations when treating against this bacterium.

If this GSK antibiotic is approved, it will provide a new oral option to patients in the US who are currently relying on injectable treatments.

A multi-prong approach reduces inappropriate antibiotic prescribing to outpatients with upper respiratory tract infection.

Emily Olsen, PhD, offers some insights on this underdiagnosed infection, including describing antimicrobial studies, particularly in biofilm and intracellular environments. Her findings look to create a standardized approach for treating all forms of the different presentations of bartonellosis.

Athena Hobbs, PharmD, BCIDP, looked at this issue through the lens of treating urinary tract infections.

Clarametyx Biosciences said its investigational antibody therapy, CMTX-101, which is in a phase 1b/2a study, remains on track for full trial enrollment by the end of 2025.

Temple first year fellow, Jesse Veisblatt MD, gives some insights on infectious disease consultations and how the unique cases and wide range of pathologies is interesting and keeps the job exciting.

Aaron Mishkin, MD, discusses the prolific transplantation department at Temple University and how the infectious disease team, including the fellows, supports these lifesaving procedures.

Can duration of therapy requirements at the time of antibiotic order entry decrease antibiotic use?

Raven Boone, DO, discusses her experience in the Temple University fellowship program and what she is exposed to in terms of cases and learning opportunities.

In the second part of her interview, Temple’s Stephanie Spivack, MD, talks about how she works with different specialties at the hospital to help this marginalized population receive the care they need.

Edward Weinstein, MD of Pfizer, says longer courses may benefit severely immunocompromised patients, even without major gains in viral suppression.

Cases and deaths in the state are down from the 2 previous years. Here are some clinical considerations, treatment options, and prevention strategies in relation to these infections.

New evidence-based recommendations prioritize timely, targeted therapy and a symptom-focused classification to optimize treatment outcomes and antimicrobial stewardship.

TAXIS Pharmaceuticals Chief Scientific Officer Ajit Parhi, PhD, discusses dihydrofolate reductase inhibitors as a novel approach to combat resistant Neisseria gonorrhoeae.