Primaquine Phosphate

Recommended For:

a) OFF LABEL use to prevent malaria in long term visitors (peace corp workers, missionaries etc.) to Chloroquine resistant malaria areas.
b) Treatment of patients with malaria caused by plasmodium vivax and ovale species to prevent relapse


15mg base (26.3 primaquine phosphate), two tablets by mouth once a day for 2 weeks.

Take with food:


Pregnancy risk:

Avoid if pregnant

Alcohol issues:

Avoid alcohol

Breast feeding risk:

Unknown, avoid if possible


Allergy to primaquine or other aminoquinoline compounds
Low blood counts due to medications or illness

Special Precautions:

Individuals with G6PD deficiency, NADH reductase deficiency; use may result in destruction of blood cells

Drug interactions:

Increases blood levels of theophylline.

Discuss above and other medication interactions with your pharmacist.

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