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Background: In obese patients receiving intravenous (IV) acyclovir, conflicting data exist regarding the risk of acute kidney injury (AKI) with different weight-based dosing strategies: total body weight (TBW), adjusted body weight (AdjBW), and ideal body weight (IBW).
Objective: We aimed to compare the safety of the 3 dosing strategies in obese patients.
Methods: A retrospective cohort study including obese patients who received IV acyclovir during their inpatient admissions. Patients were categorized into TBW, AdjBW, or IBW groups based on the received doses. The primary outcome was the incidence of AKI. Other outcomes included the need for renal replacement therapy (RRT), neurotoxicity, length of stay (LOS), and in-hospital mortality.
Results: A total of 339 patients were included: 196 patients in TBW group, 86 patients in AdjBW group, and 57 patients in IBW group. The AKI developed in 17.3%, 11.6%, and 7% of TBW, AdjBW and IBW groups, respectively. After adjustment for confounders, reduced dosing (AdjBW or IBW) was associated with fewer AKI compared with TBW dosing (adjusted odds ratio (aOR) [95% CI] = 0.39 [0.19, 0.82]). Compared with TBW, IBW was associated with fewer AKI (aOR [95% CI] = 0.27 [0.08, 0.85]), but AdjBW was not (aOR [95% CI] = 0.48 [0.21, 1.09]). Median LOS was numerically longer with IBW but was not significantly different from other groups. The need for RRT, neurotoxicity, and mortality did not differ between groups.
Conclusion And Relevance: In obese patients, either AdjBW or IBW dosing of IV acyclovir appears to be safer than TBW. The IBW dosing had the lowest odds of AKI among the 3 dosing strategies.
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http://dx.doi.org/10.1177/10600280251318017 | DOI Listing |
Drug Deliv Transl Res
September 2025
Department of Pharmacy, Birla Institute of Technology and Science, Pilani, Pilani Campus, Vidya Vihar, Pilani, Rajasthan, 333031, India.
Diabetes is a metabolic disorder of increasing global concern. Characterized by constantly elevated levels of glucose, severe β-cell dysfunction, and insulin resistance, it is the cause of a major burden on patients if not managed with therapeutic and lifestyle changes. The human body is slowly developing tolerance to many marketed antidiabetic drugs and the quest for the discovery of newer molecules continues.
View Article and Find Full Text PDFArch Biochem Biophys
September 2025
Department of Hematology, Shidong Hospital, Yangpu District, Shidong Hospital Affiliated to University of Shanghai for Science and Technology, Shanghai, China 200433. Electronic address:
Background: Benzene, a ubiquitous industrial chemical, is a well-established environmental toxin associated with hematological disorders such as myelodysplastic syndromes (MDS) and acute myeloid leukemia (AML), which are characterized by impaired hematopoiesis and bone marrow failure. This study investigates the role of ferroptosis, an iron-dependent form of cell death, in benzene-induced hematotoxicity, focusing on the repression of glutathione peroxidase 4 (GPX4), a critical regulator of ferroptosis.
Materials And Methods: Male C57BL/6 mice were exposed to benzene at various doses over six weeks.
Behav Brain Res
September 2025
Department of Pharmacology, Smt. Kishoritai Bhoyar College of Pharmacy, New Kamptee, Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur, MS 441 002, India. Electronic address:
Alcohol Use Disorder (AUD) is a major global health challenge characterized by the recurrence of alcohol consumption, withdrawal symptoms, and significant social, economic, and health-related burdens. Despite conventional treatments such as cognitive behavioral therapy and medications like disulfiram and naltrexone, the majority of patients do not achieve adequate relief due to the multifactorial nature of this disorder, including mental health issues and neuroadaptive changes. Recent studies demonstrated that chronic alcohol consumption results in the disruption of both the production and signaling of endogenous agmatine, a neuromodulator synthesized from L-arginine.
View Article and Find Full Text PDFJ Theor Biol
September 2025
Guangdong Immune Cell Therapy Engineering and Technology Research Center, Center for Protein and Cell-Based Drugs, Institute of Biomedicine and Biotechnology, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China. Electronic address:
Chimeric antigen receptor (CAR)-macrophage therapy is a promising approach for tumour treatment due to antigen-specific phagocytosis and tumour clearance. However, the precise impact of tumour burden, dose and dosing regimens on therapeutic outcomes remains poorly understood. We developed ordinary differential equation (ODE) mathematical modelling and utilised parameter inference to analyse in vitro FACS-based phagocytosis assay data testing CD19-positive Raji tumour cell against CAR-macrophage, and revealed that phagocytosing efficiency of CAR-macrophage increases but saturates as both Raji cell and CAR-macrophage concentrations increase.
View Article and Find Full Text PDFJ Pharm Pract
September 2025
Department of Pharmacy, Houston Methodist Hospital, TX, USA.
Critically ill adults are more commonly being admitted to intensive care units (ICU) with a recent history of direct oral anticoagulant (DOAC) use. No consensus guidance exists on optimal anticoagulation strategies in critically ill adults with non-valvular atrial fibrillation (NVAF) on DOAC's prior to ICU admission, and there is considerable variability in clinical practice. To evaluate rates of major bleeding and thrombosis between 2 anticoagulation strategies for NVAF upon ICU admission: package insert (continuation of oral or parenteral anticoagulation per manufacturer recommendations) vs non-package insert (prophylactic dosing or delayed therapeutic anticoagulation).
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