Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Artemisinin-based combination therapy chloroquine Plaquenil for dermatomyositis muscle weakness Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. The study suggested that chloroquine may prevent internalization by inhibiting toxin binding at the cell membrane or inhibit lysosomal processing of the toxin in the cell interior. Hydroxychloroquine, a related quinoline agent, may also interfere with the actions of botulinum toxins. Hydroxychloroquine is classified as an anti-malarial drug. It is similar to chloroquine Aralen and is useful in treating several forms of malaria as well as lupus erythematosus and rheumatoid arthritis. Its mechanism of action is unknown. Malarial parasites invade human red blood cells. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Chloroquine sulfate Chloroquine MedlinePlus Drug Information, Plaquenil hydroxychloroquine sulfate dose, indications. Hydroxychloroquine sulfate t Chloroquine is an aminoquinoline used for the prevention and therapy of malaria. It is also effective in extraintestinal amebiasis and as an antiinflammatory agent for therapy of rheumatoid arthritis and lupus erythematosus. Chloroquine C18H26ClN3 - PubChem. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Chloroquine Sigma-Aldrich. Chloroquine sulfate United States Pharmacopeia USP Reference Standard Synonym Chloroquine sulfate monohydrate CAS Number 6823-83-2. Empirical Formula Hill Notation C 18 H 28 ClN 3 O 4 S H 2 O. Molecular Weight 435.97. NACRES NA.24 What is hydroxychloroquine Plaquenil, Plaquenil Sulfate, Quineprox? Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. USES Chloroquine Phosphate is a replacement for both copper sulfate and quinine and it is superior to copper sulfate and all quinine salts. Chloroquine is used as a bacteriacide, an algaecide and as an antimalarial. It is superior in the fight against ICH, slimness of the skin and flukes and can be used as both a treatment and a preventative.