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artesunate

A Simple Dose Regimen of Artesunate and Amodiaquine Based on Arm Span- or Age Range for Childhood Falciparum Malaria: A Preliminary Evaluation

Author(s): 
Akintunde Sowunmi, Ibukun A. Akinrinola, Grace O. Gbotosho, Titilope M. Okuboyejo, and Christian T. Happi
Reference: 
J Trop Pediatr (2011)
Contact email: 
akinsowunmi@hotmail.com

MalariaWorldA dose regimen of artesunate and amodiaquine based on arm span- or age range (DRAAAS), derived from a study of 1674 children, was compared with standard dose regimen of the same drugs calculated according to body weight (SDRAA) in 68 malarious children.

Efficacy and Effectiveness of Mefloquine and Artesunate Combination Therapy for Uncomplicated Plasmodium falciparum Malaria in the Peruvian Amazon

Author(s): 
Alexandre Macedo de Oliveira, Jorge Chavez, Gabriel Ponce de Leon, Salomon Durand, Nancy Arrospide, Jacquelin Roberts, Cesar Cabezas and Wilmer Marquiño
Reference: 
Am J Trop Med Hyg 2011 vol. 85 no. 3 573-578
Contact email: 
acq7@cdc.gov

Our study shows that MQ + AS is highly efficacious in the Peruvian Amazon.

Open Access | Treatment of imported severe malaria with artesunate instead of quinine - more evidence needed?

Author(s): 
Cramer JP, Lopez-Velez R, Burchard GD, Grobusch MP and de Vries PJ
Reference: 
Malaria Journal 2011, 10:256 (7 September 2011)
Contact email: 
cramer@bni-hamburg.de

Rapid and fast acting anti-malarials are essential to treat severe malaria.

Open Access | A cluster-randomized trial of mass drug administration with a gametocytocidal drug combination to interrupt malaria transmission in a low endemic area in Tanzania

Author(s): 
Shekalaghe SA, Drakeley C, van den Bosch S, ter Braak R, van den Bijllaardt W, Mwanziva C, Semvua S, Masokoto A, Mosha F, Teelen K, Hermsen R, Okell L, Gosling R, Sauerwein R, Bousema T
Reference: 
Malaria Journal 2011, 10:247 (24 August 2011)
Contact email: 
sshekalaghe@yahoo.com

This study illustrates the possibility to achieve high coverage with a three-day intervention but also the difficulty in defining suitable outcome measures to evaluate interventions in areas of very low malaria transmission intensity.

Pharmacokinetics and Ex Vivo Antimalarial Activity of Artesunate-Azithromycin in Healthy Volunteers

Author(s): 
Nguyen Trong Chinh, Nguyen Ngoc Quang, Michael D. Edstein, et al.
Reference: 
Antimicrobial Agents and Chemotherapy, September 2011,p. 4412-4415, Vol. 55, No. 9
Contact email: 
mike.edstein@defence.gov.au

In 18 male healthy subjects, artesunate (200 mg)-azithromycin (1,500 mg) daily for 3 days was found to be well tolerated, with only mild gastrointestinal disturbances reported.

Open Access | Methodology: Pre-referral rectal artesunate in severe malaria: a flawed trial

Author(s): 
Karim F Hirji and Zulfiqarali G Premji
Reference: 
Trials 2011, 12:188
Contact email: 
kfhirji@aol.com

We performed a checklist-based and an in-depth evaluation of the trial. The evaluation criteria were based on the CONSORT statement for reporting clinical trials, the clinical trial methodology literature, and practice in malaria research.

Open Access | Plasmodium falciparum isolates from southern Ghana exhibit polymorphisms in the SERCA-type PfATPase6 though sensitive to artesunate in vitro

Author(s): 
Kwansa-Bentum B, Ayi I, Suzuki T, Otchere J, Kumagai T, Anyan WK, Osei JH, Asahi H, Ofori MF, Akao N, Wilson MD, Boakye DA, Ohta N
Reference: 
Malaria Journal 2011, 10:187 (11 July 2011)
Contact email: 
bethelnyame@hotmail.com

The pfATPase6 gene is highly polymorphic with D639G appearing to be fixed in Ghanaian isolates.

Open Access | Artesunate Dose Escalation for the Treatment of Uncomplicated Malaria in a Region of Reported Artemisinin Resistance: A Randomized Clinical Trial

Author(s): 
Delia Bethell, Youry Se, Mark M. Fukuda, et al.
Reference: 
PLoS ONE 6(5): e19283
Contact email: 
delia.bethell@afrims.org

There is no pharmacodynamic benefit of increasing the daily dose of AS (4mg/kg) currently recommended for short-course combination treatment of uncomplicated malaria, even in regions with emerging artemisinin resistance, as long as the partner drug retains high efficacy.

Open Access | Population pharmacokinetics of artesunate and dihydroartemisinin in pregnant and non-pregnant women with malaria

Author(s): 
Carrie A Morris, Marie A Onyamboko, Edmund Capparelli, Matthew A Koch, Joseph Atibu, Vicky Lokomba, Macaya Douoguih, Jennifer Hemingway-Foday, David Wesche, Robert W Ryder, Carl Bose, Linda Wright, Antoinette K Tshefu, Steven Meshnick, Lawrence Fleckenstein
Reference: 
Malaria Journal 2011, 10:114 (8 May 2011)
Contact email: 
carrie-morris@uiowa.edu

In this analysis, pharmacokinetic modelling suggests that pregnant women have accelerated DHA clearance compared to non-pregnant women receiving orally administered AS.

Open Access | In vitro and in vivo assessment of the anti-malarial activity of Caesalpinia pluviosa and analysis of its active fractions

Author(s): 
Ana Carolina AV Kayano, Stefanie CP Lopes, Fernanda G Bueno, Elaine C Cabral, Wanessa CS Neiras, Lucy M Yamauchi, Mary A Foglio, Marcos N Eberlin, Joao Carlos P Mello, Fabio T Costa
Reference: 
Malaria Journal 2011, 10:112 (2 May 2011)
Contact email: 
carolavk@gmail.com

The findings show that the F4 fraction of C. pluviosa exhibits anti-malarial activity in vitro at non-toxic concentrations, which was potentiated in the presence of artesunate.

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