Several drugs that initially were used to prevent or treat malaria are now also used for treating lupus including quinacrine, chloroquine, and hydroxychlorquine. These drugs treat lupus symptoms by mildly suppressing the immune system, which reduces inflammation throughout the body. Can i take plaquenil for heart attack Chloroquine maculopathy treatment According to the Food and Drug Administration FDA, the antimalarial drug chloroquine is presently not available from U. S. suppliers. Choloroquine is used in both the prevention and treatment of malaria. Alternatively, hydroxychloroquine sulfate can be prescribed in place of chloroquine when indicated. The antimalarial drugs chloroquine, hydroxychloroquine and quinacrine are reviewed with respect to the history of their use, pharmacokinetics, mode of action DNA interactions, melanin binding, anti-inflammatory, immunosuppressive, sunscreen effects, toxicity cutaneous, haematological, neuromuscular, ocular and usage. Chloroquine is related in structure to quinine but more potent against Plasmodium falciparum, ovale, malariae and vivax, and better tolerated than quinine. Chloroquine remains the first choice of antimalarial prophylaxis as well as treatment. Chloroquine is available in tablets of 250 and 500 mg in generic forms and under the brand name Aralen. It may be related to an inability to clear damaged cells from the body, which causes excessive stimulation of the immune system. While the exact cause of lupus is not known, it is likely due to a combination of genetic and environmental factors. Quinacrine chloroquine antimalarial Antimalarial Medications RDS, Antimalarial agents. Chloroquine, hydroxychloroquine and quinacrine. Chloroquine phosphate injectionPlaquenil maculopathy octMost common side effects of plaquenilPlaquenil treats what symptoms doesLove plaquenil The antimalarials most often prescribed to people with lupus are Hydroxychloroquine Plaquenil® Chloroquine Aralen® Quinacrine Atabrine® 2-3; Hydroxychloroquine is prescribed the most often because it is thought to have the fewest side effects. Chloroquine and quinacrine are prescribed when hydroxychloroquine cannot be used. Antimalarials. Antimalarial drugs list, antimalarial drugs side effects.. Quinacrine DermNet NZ. The effects of antimalarial drugs on the intracellular signaling leading to activation of the phospholipase C and phospholipase A 2 pathways and the induction of proinflammatory cytokines have been studied in mouse macrophages. 2. Both chloroquine and quinacrine, and to a lesser extent hydroxychloroquine, inhibited arachidonate release and eicosanoid formation induced by phorbol diester. Arch Dermatol. 1980 May;1165587-91. Antimalarial agents. Chloroquine, hydroxychloroquine, and quinacrine. Tanenbaum L, Tuffanelli DL. PMID Quinacrine and chloroquine, two widely used antimalarials, bind strongly to deoxyribonucleic acid, thus preventing mutagenesis. We studied a possible chemoprotective effect of these substances on.