Evidence map›Paper›PMID 41800298›Full record

Observational studyDrug design, development and therapy2026

Population Pharmacokinetics and Cerebrospinal Fluid Penetration of Intravenous Vancomycin in Intracranial Hemorrhage Patients with External Ventricular Drains: Implications for Dosing and Therapeutic Drug Monitoring.

Yu-Ju Tseng, Liang Juan, Chien-Chih Wu, Yi-Xuan Lan, Guan-Yuan Chen, Abel Po-Hao Huang, Kuo-Wei Chen, Kuo-Chuan Wang, Hui-Tzung Luh, Shu-Wen Lin

Abstract readObservational Study
In one paragraph

Observational study in Drug design, development and therapy, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Yu-Ju Tseng *Department of Pharmacy, National Taiwan University Hospital, Taipei, Taiwan.
Liang Juan *School of Pharmacy, College of Medicine, National Taiwan University, Taipei, Taiwan.
Chien-Chih WuDepartment of Pharmacy, National Taiwan University Hospital, Taipei, Taiwan.ORCID 0000-0002-9517-2176
Yi-Xuan LanDepartment of Medical Research, National Taiwan University, Taipei, Taiwan.
Guan-Yuan ChenForensic and Clinical Toxicology Center, National Taiwan University Hospital, Taipei, Taiwan.
Abel Po-Hao HuangDivision of Neurosurgery, Department of Surgery, National Taiwan University Hospital, Taipei, Taiwan.ORCID 0000-0002-5689-6761
Kuo-Wei ChenDivision of Neurosurgery, Department of Surgery, National Taiwan University Hospital, Taipei, Taiwan.
Kuo-Chuan WangDivision of Neurosurgery, Department of Surgery, National Taiwan University Hospital, Taipei, Taiwan.ORCID 0000-0002-4083-4689
Hui-Tzung LuhMedical Department, International SOS Company Limited, Taipei, Taiwan.
Shu-Wen LinSchool of Pharmacy, College of Medicine, National Taiwan University, Taipei, Taiwan.ORCID 0000-0002-9940-0850

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: Vancomycin is frequently used to treat central nervous system (CNS) infections, yet its cerebrospinal fluid (CSF) penetration remains poorly characterized in patients with intracranial hemorrhage (ICH) requiring external ventricular drains (EVDs). Methods: A prospective observational study was conducted on nine neurosurgical patients with ICH and EVDs receiving intravenous vancomycin. Plasma and CSF samples were collected at predefined time points and analyzed by validated assays. Noncompartmental analysis, regression modeling, and nonlinear mixed-effects pharmacokinetic (PK) modeling were performed. Results: The AUC Conclusion: To our knowledge, this is the first study reporting real-world data of vancomycin CSF penetration in Taiwanese neurosurgical patients. These findings provide a critical PK foundation for developing future model-informed precision dosing strategies and validating surrogate TDM markers in this neurocritical care population.

Indexed as

Anti-Bacterial AgentsDrainageDrug MonitoringIntracranial HemorrhagesVancomycinAdministration, IntravenousAdultAgedDose-Response Relationship, DrugFemaleHumansMaleMiddle AgedProspective StudiesAnti-Bacterial AgentsVancomycincerebrospinal fluidexternal ventricular drainintracranial hemorrhagepopulation pharmacokineticstherapeutic drug monitoringvancomycin

Identifiers

PMID41800298
PMCPMC12965103

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.