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News Capsules - September 2025


Dalbavancin Offers a Simplified IV Option for Staphylococcus aureus Bacteremia

Staphylococcus aureus bacteremia is a serious bloodstream infection that typically requires 4 to 8 weeks of intravenous (IV) antibiotics. Dalbavancin is a long-acting IV antibiotic with potential to simplify bacteremia treatment by eliminating the need for extended IV therapy. The Dalbavancin as an Option for Treatment of S. aureus Bacteremia (DOTS) trial was a phase 2b, multicenter, randomized study comparing dalbavancin with standard antibiotic therapy in adult patients hospitalized with complicated S. aureus bacteremia who had cleared their blood cultures after initial treatment.

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Multidose Ondansetron Reduces Severity of Gastroenteritis in Children After Emergency Department Visits

Vomiting from acute gastroenteritis is a common cause of emergency department (ED) visits in children. Single-dose oral ondansetron is often given in the ED to reduce vomiting and facilitate oral rehydration. However, evidence for continued ondansetron use after discharge has been limited. A randomized trial evaluated whether providing caregivers with multiple doses of ondansetron after an ED visit could reduce the severity of gastroenteritis in children during the following week.

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Behavioral Therapy is as Effective as Solifenacin for Overactive Bladder in Parkinson Disease

Overactive bladder (OAB) symptoms are common and distressing in patients with Parkinson disease (PD) and can significantly affect quality of life. Drug treatments such as solifenacin may help, but they often cause side effects that worsen PD-related morbidity. Behavioral strategies, including pelvic floor muscle training, may provide a safe, non-drug alternative.

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Spironolactone Does Not Reduce Cardiovascular Events in Patients Receiving Maintenance Dialysis

Patients with kidney failure on maintenance dialysis are at high risk for heart failure and cardiovascular-related death. The ACHIEVE trial (Aldosterone bloCkade for Health Improvement EValuation in End-stage Renal Disease) tested whether spironolactone 25 mg daily could reduce these risks. Spironolactone, a mineralocorticoid receptor antagonist, is known to reduce cardiovascular events in other populations but its effectiveness in dialysis patients has been unclear.

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