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primaquine

Open Access | Drug resistance associated genetic polymorphisms in Plasmodium falciparum and Plasmodium vivax collected in Honduras, Central America

Author(s): 
Jovel IT, Mejia RE, Banegas E, Piedade R, Alger J, Fontecha G, Ferrreira PE, Veiga MI, Enamorado IG, Bjorkman A, Ursing J
Reference: 
Malaria Journal 2011, 10:376 (19 December 2011)
Contact email: 
irina.jovel@ki.se

MalariaWorldThe results indicate that P. falciparum from Honduras remain sensitive to chloroquine and sulphadoxine-pyrimethamine.

Open Access | Primaquine in vivax malaria: an update and review on management issues

Author(s): 
Fernando D, Rodrigo C, Rajapakse S
Reference: 
Malaria Journal 2011, 10:351 (12 December 2011)
Contact email: 
ferndeep@gmail.com

MalariaWorldPrimaquine was officially licensed as an anti-malarial drug by the FDA in 1952. It has remained the only FDA licensed drug capable of clearing the intra-hepatic schizonts and hypnozoites of Plasmodium vivax.

Review: improving the therapeutic index of 8-aminoquinolines by the use of drug combinations: review of the literature and proposal for future investigations.

Author(s): 
Myint HY, Berman J, Walker L, Pybus B, Melendez V, Baird JK, Ohrt C.
Reference: 
Am J Trop Med Hyg. 2011 Dec;85(6):1010-4.

MalariaWorldReview of the mid-20th century literature in the light of present understanding of pharmacokinetics and metabolism suggests that manipulation of these factors might dissociate 8-aminoquinoline efficacy from toxicity and lead to an improved therapeutic index.

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.

Open Access | Malaria Surveillance --- United States, 2009

Author(s): 
Sonja Mali, Kathrine R. Tan, Paul M. Arguin
Reference: 
Morbidity and Mortality Weekly Report (MMWR), April 22, 2011 / Vol. 60 / No. SS–3
Contact email: 
mmwrq@cdc.gov

Decreasing the number of malaria cases in subsequent years will require conveying the importance of adhering to appropriate preventive measures for malaria specifically targeting travelers visiting friends and relatives, missionary, and pregnant populations.

Schistosoma mansoni: Schistosomicidal effect of mefloquine and primaquine in vitro

Author(s): 
M.C. Holtfreter, M. Loebermann, S. Klammt, M. Sombetzki, P. Bodammer, D. Riebold, R. Kinzelbach, E.C. Reisinger
Reference: 
Experimental Parasitology, Volume 127, Issue 1, January 2011, Pages 270-276

We investigated the effects of the anti-malarials mefloquine and primaquine against the juvenile and adult life stages of Schistosoma mansoni in vitro.

Opinion: Consideration of ethics in primaquine therapy against malaria transmission

Author(s): 
J. Kevin Baird, Claudia Surjadjaja
Reference: 
Trends in Parasitology, Volume 27, Issue 1, January 2011, Pages 11-16
Contact email: 
kbaird@eocru.org

Clinical studies in the 1950s demonstrated gametocytocidal primaquine to be safe without G6PDd screening. However, the evaluated G6PDd variant, African A-, represents mild sensitivity to primaquine.

Open Access | Case Report: The reality of using primaquine

Author(s): 
Burgoine K, Bancone G, Nosten F
Reference: 
Malaria Journal 2010, 9:376 (27 December 2010)
Contact email: 
kathy.burgoine@gmail.com

Whilst primaquine remains the drug of choice to eradicate hypnozoites and control P. vivax transmission, the risks associated with its use must be minimized during its deployment.

Evidence of the formation of direct covalent adducts of primaquine, 2-tert-butylprimaquine (NP-96) and monohydroxy metabolite of NP-96 with glutathione and N-acetylcysteine

Author(s): 
Amit Garg, Bhagwat Prasad, Hardik Takwani, Meenakshi Jain, Rahul Jain, Saranjit Singh
Reference: 
Journal of Chromatography B, Volume 879, Issue 1, 1 January 2011, Pages 1-7
Contact email: 
ssingh@niper.ac.in

The purpose of the present study was to investigate covalent adduct formation tendency of PQ, NP-96 and their phase I metabolites with glutathione (GSH) and N-acetylcysteine (NAc).

Tafenoquine, an Antiplasmodial 8-Aminoquinoline, Targets Leishmania Respiratory Complex III and Induces Apoptosis

Author(s): 
Luis Carvalho, Juan Román Luque-Ortega, José Ignacio Manzano, Santiago Castanys, Luis Rivas, and Francisco Gamarro
Reference: 
Antimicrobial Agents and Chemotherapy, December 2010, p. 5344-5351, Vol. 54, No. 12
Contact email: 
luis.rivas@cib.csic.es

Tafenoquine (TFQ), an 8-aminoquinoline analogue of primaquine, which is currently under clinical trial (phase IIb/III) for the treatment and prevention of malaria, may represent an alternative treatment for leishmaniasis.

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