Plaquenil (hydroxychloroquine) is an effective medication for autoimmune conditions and malaria that comes with less side effects than other DMARDs. Prevents and treats malaria, and also treats a type of bowel infection. Chloroquine rob holland Plaquenil and log qt A severe eye problem has happened with chloroquine. This may lead to lasting eyesight problems. The risk may be higher if you have some types of eye or kidney problems. The risk may also be higher with some doses of chloroquine, if you use chloroquine for longer than 5 years, or if you take certain other drugs like tamoxifen. Mar 17, 2014 Chloroquine phosphate, USP is a 4-aminoquinoline compound for oral administration. It is a white crystalline powder; odorless; has a bitter taste, and is discolored slowly on exposure to light. It is freely soluble in water, practically insoluble in alcohol, in chloroform and in ether. Chloroquine phosphate, USP is an antimalarial and amebicidal drug. Chloroquine phosphate has a bitter taste; it is slowly discoloured by light. Chloroquine phosphate may exist in 2 polymorphic forms differing in melting temperature, one of which melts at about 194°C, the other at about 215°C; mixtures of the 2 forms melt between 194°C and 215°C. Hydroxychloroquine is widely used in the treatment of post-Lyme arthritis. Effectively prevents and treats malaria, and treats a certain type of intestinal infection but can cause serious side effects in certain people. Chloroquine phosphate chemical structure Chloroquine monophosphate C18H29ClN3O4P - PubChem, DailyMed - CHLOROQUINE PHOSPHATE- chloroquine phosphate. Antacid and plaquenil The prototypical antimalarial agent with a mechanism that is not well understood. It has also been used to treat rheumatoid arthritis, systemic lupus erythematosus, and in the systemic therapy of amebic liver abscesses. Substance Name Chloroquine phosphate USPBAN. Monographs Pharmaceutical substances Chloroquine.. Chloroquine - FDA prescribing information, side effects.. Chloroquine is a 4-aminoquinoline with antimalarial, anti-inflammatory, and potential chemosensitization and radiosensitization activities. Although the mechanism is not well understood, chloroquine is shown to inhibit the parasitic enzyme heme polymerase that converts the toxic heme into non-toxic hemazoin, thereby resulting in the accumulation of toxic heme within the parasite. Search results for Chloroquine diphosphate salt at Sigma-Aldrich Chloroquine phosphate, given orally, is a drug used for the prevention and treatment of uncomplicated cases of malaria, which is caused by species of Plasmodium. In regions where chloroquine-resistant P. falciparum is encountered, mefloquine or doxycycline may be used for prevention of the disease.