RCT: Among children with community-acquired pneumonia discharged within 48 hours from the ED or hospital, lower-dose outpatient oral amoxicillin was noninferior to a higher dose, and a 3-day duration course was noninferior to 7 days.

Effect of Amoxicillin Dose and Treatment Duration on the Need for Antibiotic Re-treatment in Children With Community-Acquired Pneumonia: The CAP-IT Randomized Clinical Trial – JAMA (free for a limited period)

Related:

RCT: 5 days of high-dose amoxicillin therapy noninferior to 10 days for the treatment of pediatric community-acquired pneumonia

Randomized Trial: Amoxicillin for 3 Days Noninferior to Amoxicillin for 5 Days for Chest-Indrawing Pneumonia in Children

ACP Guidance: Appropriate Use of Short-Course Antibiotics in Common Infections

RCT: 7 days of antibiotic therapy as good as 14 days for afebrile men with urinary tract infection.

RCT: A Seven-days course of antibiotics for the treatment of bloodstream infections by Enterobacterales was noninferior to a 14-days course.

RCT: Among patients with prosthetic joint infection, antibiotic therapy for 6 weeks was NOT shown to be noninferior to antibiotic therapy for 12 weeks and resulted in a higher percentage of patients with unfavorable outcomes.

Randomized Trial: Seven vs. Fourteen Days of Antibiotic Therapy for Uncomplicated Gram-negative Bacteremia

Commentary on Twitter

?Just published?
CAP-IT RCT
Children w CAP discharged from ED or hospital (w/in48 hrs)
lower-dose outpatient oral amoxicillin was noninferior to higher dose& 3d was noninferior to 7 d, w regard to need for Abx re-treatment @BradSpellberg table update ? https://t.co/VkxBmJaEeW pic.twitter.com/fKzpGp1XM7

— Antibiotic Stewa®️x? Bassam Ghanem (@ABsteward) November 2, 2021