Evidence map›Paper›PMID 17089111›Full record

Trial reportEuropean journal of clinical pharmacology2006

The pharmacokinetics of intravenous artesunate in adults with severe falciparum malaria.

Paul N Newton, Karen I Barnes, Peter J Smith, Alicia C Evans, Wirongrong Chierakul, Ronatrai Ruangveerayuth, Nicholas J White

Abstract readClinical Trial
PubMed Publisher
In one paragraph

Trial report in European journal of clinical pharmacology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
2.3field-weighted citation impact, top 12% of its field
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

22 citing papers in PubMed, 42 citations in OpenAlex.

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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

7 authors at 4 institutions in 3 countries.

Paul N NewtonFaculty of Tropical Medicine, Mahidol University, 420/6 Rajvithi Rd., Bangkok 10400, Thailand.
Karen I Barnes
Peter J Smith
Alicia C Evans
Wirongrong Chierakul
Ronatrai Ruangveerayuth
Nicholas J White
University of Cape Town · ZAMahidol University · THChurchill Hospital · GBMaesot General Hospital · TH

Funding

Wellcome Trust
6 · The paper itself

Abstract

objectiveIntravenous artesunate is commonly used in the emergency treatment of patients with severe falciparum malaria in Asia. The choice of doses used has been empirical. To inform dosage recommendations we assessed the pharmacokinetics of intravenous artesunate after the first dose.

methodsAs part of a clinical trial of artesunate in adults with severe falciparum malaria in western Thailand, we assayed plasma concentrations of artesunate and the principal biologically active metabolite dihydroartemisinin (DHA) in 17 patients given an initial dose of 2.4 mg/kg body weight of intravenous artesunate. Drug levels were measured using high performance liquid chromatography with mass spectroscopy-electrospray ionisation detection.

resultsMedian (range) observed DHA Cmax was 2128 (513-5789) nmol/L, elimination half-life was 0.34 (0.14-0.87) h, and the time to the last detectable DHA was 2 h.

conclusionThe large inter-individual variability (10 fold) in DHA Cmax and AUC in patients with potentially lethal, severe malaria, suggests that 2.4 mg/kg should be the minimum daily dose in severe malaria.

Indexed as

Administration, OralAdolescentAdultAge FactorsAntimalarialsArea Under CurveArtemisininsArtesunateChromatography, High Pressure LiquidDose-Response Relationship, DrugDrug Therapy, CombinationElectrochemistryFemaleHalf-LifeHumansInjections, IntravenousAntimalarialsArtemisininsartenimolArtesunateQuinineSesquiterpenes

Identifiers

PMID17089111
OpenAlexW2082152486

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.