NDAORALTABLET
Approved
Jan 1952
Lifecycle
LOE Approaching
Competitive Pressure
30/100
Clinical Trials
7
Data completeness
3/8 — Basic
Drug data last refreshed 8h ago · AI intelligence enriched 3w ago
AI summarySynthesized from FDA + DailyMed + ClinicalTrials.gov data
Primaquine phosphate is an oral small-molecule antimalarial agent approved in 1952 that targets the hypnozoite stage of Plasmodium vivax and P. ovale, preventing malaria relapse. It is primarily used for radical cure and chemoprophylaxis in patients with P. vivax and P. ovale infections.
$0.009BPart D
LOE ApproachingMinimal Part D volume with stable but niche utilization suggests a small, maintenance-focused brand team with limited growth headroom.
Mechanism of Action
Mechanism of action data is being enriched from DailyMed and FDA sources. Check back soon for updated drug intelligence.
Indications
Indication data is being enriched from DailyMed and FDA labeling. Check back soon for approved therapeutic uses.
Clinical Trials (7)
An Interventional Study to Compare the Efficacy and Safety of Tafenoquine (TQ) and Primaquine (PQ) When Either Are Taken Together With Chloroquine (CQ) for the Treatment of P. Vivax Malaria in Indian Participants Aged 2 Years and Older
Started Nov 2024
300 enrolled
Malaria, Vivax
Short Course Primaquine for the Radical Cure of P. Vivax Malaria - Indonesia
Started Aug 2023
2,999 enrolled
Vivax MalariaG6PD Deficiency
Primaquine Enantiomers in G6PD Deficient Human Volunteers
Started Sep 2020
18 enrolled
G6PD Deficiency
Phase 2 Efficacy Study of Primaquine and Methylene Blue
Started Jul 2016
80 enrolled
Malaria
Study to Assess the Incidence of Hemolysis, Safety, and Efficacy of Tafenoquine (SB-252263, WR238605) Versus Primaquine in Subjects With Plasmodium Vivax Malaria
Started Apr 2015
251 enrolled
Malaria, Vivax
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Data Sources
- Drug label: DailyMed / FDA
- Clinical trials: ClinicalTrials.gov
- Patent data: FDA Orange Book
- Spending data: CMS Medicare
The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.