Last reviewed · How we verify
Chloroquine diphosphate — Competitive Intelligence Brief
marketed
Antimalarial agent; 4-aminoquinoline
Heme; Toll-like receptors (secondary immunomodulatory effects)
Infectious Disease; Immunology
Small molecule
Live · refreshed every 30 min
Target snapshot
Chloroquine diphosphate (Chloroquine diphosphate) — University of Sao Paulo General Hospital. Chloroquine diphosphate is an antimalarial agent that accumulates in parasitic food vacuoles and inhibits heme polymerization, leading to parasite death.
Comparator set (2 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Chloroquine diphosphate TARGET | Chloroquine diphosphate | University of Sao Paulo General Hospital | marketed | Antimalarial agent; 4-aminoquinoline | Heme; Toll-like receptors (secondary immunomodulatory effects) | |
| Chloroquine Sulfate | Chloroquine Sulfate | Washington University School of Medicine | marketed | Antimalarial agent; 4-aminoquinoline | Heme; Toll-like receptors (immunomodulatory effects) | |
| CQ and PQ starting on Day 42 | CQ and PQ starting on Day 42 | Fundação de Medicina Tropical Dr. Heitor Vieira Dourado | phase 3 | Antimalarial agents | Parasite heme polymerase (CQ); hypnozoite mitochondrial electron transport (PQ) |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Antimalarial agent; 4-aminoquinoline class)
- University of Sao Paulo General Hospital · 1 drug in this class
- Washington University School of Medicine · 1 drug in this class
Subscribe to ongoing alerts
Push every new event for this competitive set into your RSS reader, IFTTT/Zapier workflow, or email digest:
- Chloroquine diphosphate CI watch — RSS
- Chloroquine diphosphate CI watch — Atom
- Chloroquine diphosphate CI watch — JSON
- Chloroquine diphosphate alone — RSS
- Whole Antimalarial agent; 4-aminoquinoline class — RSS
Cite this brief
Drug Landscape (2026). Chloroquine diphosphate — Competitive Intelligence Brief. https://druglandscape.com/ci/chloroquine-diphosphate. Accessed 2026-06-10.
Build your own brief
Pick any drug + add comparators:
https://druglandscape.com/ci/{slug}— auto-detected competitorshttps://druglandscape.com/ci/{slug}?vs=drug1,drug2,drug3— explicit comparators- Brand names auto-resolve:
/ci/keytruda→ 301 →/ci/pembrolizumab
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing