Drug reference
pyronaridine
Antimalarial
Antimalarial
CDSCO approved
EXCRETION
—
not curated
INTERACTIONS
—
none in our sources
PREGNANCY
B
FDA category + note
Mechanism
Pyronaridine is a water-soluble naphthyridine Mannich base erythrocytic schizontocide with high efficacy and a mechanism of action similar to chloroquine.
Indications
partner drug in act, highly efficacious for p. falciparum or p. vivax when partnered as pyronaridine-artesunateFalciparum malaria (in combination with artesunate, awaiting approval in India)
Pharmacokinetics
Onset
2 to 8 h after administration
Half-life
14 to 18 days
Bioavailability
readily absorbed
Protein binding
Concentrated in RBCs
Metabolism
Metabolized
Excretion
excreted in urine and stool
Side effects
Common
Abdominal painVomitingHeadacheDizzinessLoss of appetitePalpitationTransient ECG changesnausea
Pregnancy & lactation
Pregnancy
B
Related guidelines
Other Antimalarial drugs
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Sources: KD Tripathi 7e, Goodman & Gilman 14e, Harrison 22e·Verified: 2026-05-10 · House clinical team