Malaria treatment failures after artemisinin-based therapy in three expatriates: could improved manufacturer information help to decrease the risk of treatment failure?
2006

Malaria Treatment Failures in Expatriates

Sample size: 3 publication Evidence: moderate

Author Information

Author(s): Jackson Yves, Chappuis François, Loutan Louis, Taylor Walter

Primary Institution: Geneva University Hospital

Hypothesis

Could improved manufacturer information help to decrease the risk of treatment failure?

Conclusion

This study shows that drug packaging and their inserts should be improved.

Supporting Evidence

  • Sub-therapeutic dosing in accordance with the manufacturers' recommendations was the probable cause of treatment failure.
  • A substantial number of manufacturers do not follow current WHO recommendations regarding treatment duration and doses.
  • The majority of manufacturers of artemisinin monotherapies recommend five days of treatment instead of the WHO recommended seven days.

Takeaway

Three people got malaria after taking medicine that didn't work well because the instructions were confusing and the doses were too low.

Methodology

Manufacturers' information and drug content included in twenty-five artemisinin-containing specialities were reviewed.

Potential Biases

Local diagnosis of malaria may not always be accurate due to variability in quality of diagnostic procedures.

Limitations

The initial diagnosis could not be ascertained as malaria blood slides were not available for quality control.

Participant Demographics

Three non-immune expatriate workers from Switzerland.

Digital Object Identifier (DOI)

10.1186/1475-2875-5-81

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