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Completed

NCT Number: NCT02389439

Efficacy and Safety of Pyronaridine-artesunate for the Treatment in Uncomplicated Falciparum Malaria

This study is a prospective, single arm, open-labelled clinical trial. The total number subjects will be 145 patients to receive Pyronaridine-artesunate once daily for 3 days. Dosing will be according to the body weight.

All patients will have a blood smear examined daily during the first week by microscopy until parasite clearance (2 consecutive negative slides on two consecutive days; both asexual and sexual stages). A negative blood slide will be defined as parasite count negative per 1000 WBC in two consecutive days. The sample on day 3 will be taken as close as possible to 72h after the initial blood smear.

Participant will follow up for 42 days to assess the drug efficacy and safety (Day 7, 14, 21, 28, 35 and 42).

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Key information

Age range

7 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

Tasanh Health Centre, Battambang, Battambang, Cambodia

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Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Adults and children ≥ 20 kg
  • Symptomatic of malaria infection, i.e. history of fever within 24 hours and/or presence of fever >37.5°c.
  • Microscopic confirmation of asexual stages of P. falciparum (P. falciparum and mixed infection in Pailin only)
  • Capability of taking an oral medication
  • Written informed consent given to participate in the trial
  • Willingness and ability to adhere to follow-up visit schedule

Exclusion criteria

  • Pregnancy or lactation (urine test for β HCG to be performed on any woman of child bearing age, that is 18 to 45 y/o)
  • Female aged 12-18y
  • Parasitemia > 150 000/µL).
  • Signs or symptoms indicative of severe malaria:
  • Impaired consciousness (Blantyre Coma Score <5)
  • Severe anaemia (Hct<15%)
  • Bleeding disorder -evidenced by epistaxis, bleeding gums, frank haematuria, bleeding from venepuncture sites
  • Respiratory distress
  • Severe jaundice
  • Known hypersensitivity to artemisinins - defined as history of erythroderma/other severe cutaneous reaction, angioedema or to pyronaridine
  • History of splenectomy
  • Known history or evidence of clinically significant disorders, such as:
  • Known active Hepatitis A, e.g. by detection of anti HAV-IgM.
  • Known hepatitis B surface antigen (HBsAg) carrier.
  • Known hepatitis C antibody (HCV Ab).
  • Liver function tests (AST/ALT levels) more than 2.5 times the upper limit of normal range.

Treatment and study plan

Pyronaridine-artesunate

Drug

Other names: Pyramax

Primary outcomes

  1. result of PCR

    Time frame: 42 day

Secondary outcomes

  1. hepatic biological values

    Time frame: at day 0, 3,7 and day 28

    the hepatic biological values will be measured which are AST,ALT,albumin and total bilirubin

  2. eosinophil count

    Time frame: at day 0, 3, 7 and day 28

  3. K13 and pfmdr1 of P falciparum resistance

    Time frame: at day 0, 3, 7 and day 28

  4. numbers of patients with a positive malaria slide 72 hours after treatment initiation

    Time frame: 72 hours

  5. fever clearance time

    Time frame: 24 hours

    the time taken for tympanic temperature to fall below 37.5˚C and remain there for at least 24 hours

  6. Number of patient with reinfection and recrudescences

    Time frame: over 42 days

  7. PCR uncorrected ACPR

    Time frame: at 28 days or 42 days

    PCR uncorrected ACPR at 28 days or 42 days for P. falciparum, P. falciparum and mixed infections in Pailin

  8. PCR corrected ACPR

    Time frame: at 28 days and 42 days

    PCR corrected ACPR at 28 days or for P. falciparum, P. vivax and mixed infections and at 42 days for P. falciparum and mixed infections

  9. Gametocyte carriage rates

    Time frame: at day 0, 3, 7 day 28

  10. gametocyte clearance times

    Time frame: at day 0, 3, 7 and day28

Sponsors and collaborators

Lead sponsor

University of Oxford

Other

Collaborators

  • NCHADS - Ministry of Health of Cambodia

Registry information

Official study title

Monitoring and Evaluation of the Therapeutic Efficacy and Safety of Pyronaridine-artesunate for the Treatment of Uncomplicated Falciparum Malaria in Western Cambodia, an Area of Artemisinin-resistant Falciparum Malaria

Important dates

Study start
2015
Primary completion
2015
Study completion
2016
First posted
Mar 17, 2015
Registry last updated
Sep 20, 2018

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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