Dark-skinned persons may experience generalized pruritus that is not indicative of drug allergy. Retinal toxicity that may occur with long-term high doses of chloroquine used in the treatment of other diseases is extremely unlikely with chloroquine given as a weekly malaria chemosuppressive agent. What is the use of chloroquine phosphate Antimalarial drugs hydroxychloroquine The antimalarial agents chloroquine and hydroxychloroquine have been used widely for the treatment of rheumatoid arthritis and systemic lupus erythematosus. These compounds lead to improvement of clinical and laboratory parameters, but their slow onset of action distinguishes them from glucocorticoids and nonsteroidal antiinflammatory agents. Chloroquine Phosphate. Chloroquine is used to prevent or treat malaria caused by mosquito bites in countries where malaria is common. Malaria parasites can enter the body through these mosquito bites, and then live in body tissues such as red blood cells or the liver. Chloroquine is thought to exert its antimalarial effect by preventing the polymerization of toxic heme released during proteolysis of hemoglobin in the Plasmodium digestive vacuole. The mechanism of this blockade has not been established. We incubated cultured parasites with subinhibitory doses of 3Hchloroquine and 3H quinidine. These 3Hquinoline compounds became associated with hemozoin. Because insufficient drug is excreted in breast milk to protect the infant, nursing infants should be given chloroquine. Chloroquine use is suitable for people of all ages and for pregnant women. Chloroquine method of action Chloroquine phosphate C18H32ClN3O8P2 - PubChem, Chloroquine Oral Uses, Side Effects, Interactions. Mechanism of action of hydroxychloroquine in fibromyalgia Mar 17, 2020 The latest methods of whole genome analysis of multiple parasite strains driven by cheap, rapid sequencing technologies permit the discovery of new genes involved in resistance to a particular. Antimalarial Drugs Modes of Action snd Mechanisms of Resistance. On the molecular mechanism of chloroquine's antimalarial action. Mechanisms of action of hydroxychloroquine and chloroquine.. Mechanism of action of hydroxychloroquine as an antirheumatic drug. Fox RI1. Author information 1Department of Rheumatology, Scripps Clinic and Research Foundation, La Jolla, CA 92037. The antimalarial agents chloroquine and hydroxychloroquine have been used widely for the treatment of rheumatoid arthritis and systemic lupus erythematosus. Summary. Aralen is the brand name for the generic drug chloroquine, an anti-malaria drug used to treat malaria and amebiasis infection that's spread outside of the intestines. Dosage, drug interactions, and pregnancy and breastfeeding safety information should be reviewed prior to taking this drug. Chloroquine works best when you take it on a regular schedule. For example, if you are taking it once a week to prevent malaria, it is best to take it on the same day of each week. Make sure that you do not miss any doses. If you have any questions about this, check with your doctor.