Last Updated: 30/10/2025

An Open Label Randomized Comparative Study to assess the efficacy and tolerability of Eurartesim® versus Chloroquine and nonrelapse therapy with Primaquine for uncomplicated Plasmodium Vivax monoinfection malaria

Objectives

To demonstrate the superiority of the parasitological response on day 42 of dihydroartemisinin plus piperaquine (DHA-PQP or Eurartesim®) versus chloroquine, and to evaluate the proportion of failures up to day 180, considering different days of introduction of primaquine at a dose of 0.50 mg/kg/day for 14 days.

Principal Investigators / Focal Persons

Marcus Vinícius G. de Lacerda

Rationale and Abstract

Plasmodium vivax can be cause of severe malaria and mortality. There are serious public health implications associated with cases of P. vivax resistant to Chloroquine in the Americas as well there are efforts of many countries to eliminate this disease. In this way, it is critically important to evaluate an alternative radical cure treatment efficient to amazon scenario.  It is an open, 4 arms, randomised, comparative trial. Total of 460 patients must be included. To demonstrate the superiority of DHA-PQP compared to Chloroquine, the 95% confidence interval of the difference observed between both treatment success rates will be determined. Each recurrence will be passively and actively detected for 180 days.

Study Design
  • Allocation: Randomized
  • Intervention Model: Parallel Assignment
  • Masking: None (Open Label)
  • Primary Purpose: Treatment

ClinicalTrials.gov Identifier: NCT03208907

Date

Jul 2018 — Jul 2021

Funding Details
Ministry of Health (MOH) Brazil, Brazil

Grant ID: CAAE: 69476017.3.0000.0005
Country / Project Site(s)

Brazil

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