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Chloroquine (CQ) — Competitive Intelligence Brief
marketed
Quinoline antimalarial
Heme; Toll-like receptors (immunomodulatory effects)
Infectious Disease; Rheumatology
Small molecule
Live · refreshed every 30 min
Target snapshot
Chloroquine (CQ) (Chloroquine (CQ)) — London School of Hygiene and Tropical Medicine. Chloroquine is a quinoline antimalarial that accumulates in parasitic food vacuoles and inhibits heme polymerization, causing toxic heme accumulation and parasite death.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Chloroquine (CQ) TARGET | Chloroquine (CQ) | London School of Hygiene and Tropical Medicine | marketed | Quinoline antimalarial | Heme; Toll-like receptors (immunomodulatory effects) | |
| Supervised primaquine treatment | Supervised primaquine treatment | Menzies School of Health Research | marketed | 8-aminoquinoline antimalarial | Plasmodium parasite mitochondria and DNA | |
| artesunate-amodiaquine (AS-AQ) | artesunate-amodiaquine (AS-AQ) | Yale University | marketed | Artemisinin derivative + aminoquinoline antimalarial combination | Plasmodium falciparum heme iron (Fe2+), parasite DNA, heme polymerase | |
| Unsupervised primaquine treatment | Unsupervised primaquine treatment | Menzies School of Health Research | marketed | 8-aminoquinoline antimalarial | Malaria parasite mitochondria and DNA (indirect via oxidative stress) | |
| Hydroxychloroquine Sulfate Regular dose | Hydroxychloroquine Sulfate Regular dose | Government of Punjab, Specialized Healthcare and Medical Education Department | marketed | Quinoline antimalarial and immunomodulator | Lysosomal pH regulation; toll-like receptors (indirect) | |
| PQ supervised | PQ supervised | Menzies School of Health Research | marketed | 8-aminoquinoline antimalarial | Plasmodium hypnozoites (mechanism not fully elucidated at molecular level) | |
| Chloroquine profilaxis | Chloroquine profilaxis | Institut de Recherche pour le Developpement | marketed | Quinoline antimalarial | Plasmodium heme detoxification pathway; DNA/RNA synthesis |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Quinoline antimalarial class)
- Institut de Recherche pour le Developpement · 1 drug in this class
- London School of Hygiene and Tropical Medicine · 1 drug in this class
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Cite this brief
Drug Landscape (2026). Chloroquine (CQ) — Competitive Intelligence Brief. https://druglandscape.com/ci/chloroquine-cq. Accessed 2026-06-10.
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