It may have both an anti-spirochaete activity and an anti-inflammatory activity, similar to the treatment of rheumatoid arthritis. And caution is required if patients have certain heart conditions, diabetes, psoriasis etc. Hydroxychloroquine sulfate classification Plaquenil lyme cysts Neutropenia hydroxychloroquine Chloroquine is being investigated studied to treat HIV infection. As an HIV investigational drug, chloroquine is categorized as an immune modulator. 2 Immune modulators also called immunomodulators are substances that help to activate, boost, or restore normal immune function. Many experts consider chloroquine, when given in usual therapeutic doses to WHO Class II and III G6PD deficient patients, to probably be safe Cappellini 2008; Glader 2017; Luzzatto 2016; Youngster 2010. Safety in Class I G6PD deficiency ie, severe form of the deficiency associated with chronic hemolytic anemia. Substitutes and alternatives to chloroquine for uses like Malaria, Extraintestinal amebiasis and Lupus chloroquine Alternatives & Similar Drugs - Skip to full site navigation The most serious adverse effects affect the eye, with dose-related retinopathy as a concern even after hydroxychloroquine use is discontinued. The most common adverse effects are a mild nausea and occasional stomach cramps with mild diarrhea. What class of drug is chloroquine Chloroquine Oral Route Proper Use - Mayo Clinic, Chloroquine Professional Patient Advice - 2 hydroxychloroquine sulfate plaquenil sulfateHydroxychloroquine sulphate tablets usesCan you drink alcohol with hydroxychloroquine Chloroquine Description. Chloroquine phosphate tablets, Chloroquine phosphate, USP, is a 4-aminoquinoline compound for oral administration. It is a white, odorless, bitter tasting, crystalline substance, freely soluble inwater. Chloroquine phosphate tablets are an antimalarial and amebicidal drug. Chloroquine - FDA prescribing information, side effects.. Chloroquine Alternatives & Similar Drugs -. Chloroquine - FDA prescribing information, side effects and uses. Chloroquine is the drug of choice for preventing and treating acute forms of malaria caused by P. vivax, P. malariae, P. ovale, as well as sensitive forms of P. mechanism of its action is not completely clear, although there are several hypotheses explaining its antimalarial activity. Chloroquine is rapidly and almost completely absorbed from the gastrointestinal tract, and only a small proportion of the administered dose is found in the stools. Approximately 55% of the drug in the plasma is bound to nondiffusible plasma constituents. Excretion of chloroquine is quite slow, but is increased by acidification of the urine. Caution with concomitant QT interval prolonging agents, arrhythmogenic, or hepatotoxic drugs. Increased risk of convulsions with concomitant mefloquine. Potentiates cyclosporine monitor.