Definition of primaquine in English:



mass nounMedicine
  • A synthetic compound derived from quinoline, used in the treatment of malaria.

    • ‘The authors also discuss the use of primaquine and other 8-aminoquinoline compounds that are being investigated for malarial prophylaxis in resistant areas.’
    • ‘To prevent relapses, a course of primaquine may be given as terminal prophylaxis at the conclusion of the standard post-travel chemoprophylaxis regimen.’
    • ‘Fifteen years ago, surveys done by the Ministry of Health found that most people on the island nation carry an enzyme that renders primaquine, a common anti-malarial drug, useless.’
    • ‘Several other drugs have been evaluated, including tetracycline, primaquine, sulfadiazine and pyrimethamine (Fansidar).’
    • ‘Chemoprophylaxis may soon be advanced if Malarone, primaquine, or Tafenaquine (a new 8-aminoquinoline) become licensed for this indication.’


1940s: apparently from Latin prima (feminine of primus ‘first’) + quin(olin)e.