Plaquenil 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. Hydroxychloroquine and anemia Hydroxychloroquine effect on eyes Plaquenil treats celiac Chloroquine is rarely an option for rheumatic diseases over hydroxychloroquine. HCQ treats rheumatic conditions as mentioned previously in this article. It also has utility in the treatment or prevention of malaria. For malaria prophylaxis in adults, start 400 mg HCQ once a week from 2 weeks before until 8 weeks after travel to an endemic area. There is no vaccine or antiviral treatment for human coronavirus, so this study aims to evaluate the efficacy and safety of hydroxychloroquine in the treatment of pneumonia caused by the 2019 novel coronavirus. Many systemic medications may cause retinal toxicity. One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine Plaquenil, a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Hydroxychloroquine treats what conditions RA and Hydroxychloroquine How Effective is it for Rheumatoid., Efficacy and Safety of Hydroxychloroquine for Treatment of. Chloroquine stockChloroquine pills Mar 17, 2019 Hydroxychloroquine is a quinoline medicine 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. Hydroxychloroquine Uses, Dosage & Side Effects -. Hydroxychloroquine-Induced Retinal Toxicity - American.. Hydroxychloroquine Plaquenil Success, Reviews and Side Effects. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis. It may prevent joint damage and reduce the risk of long-term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Hydroxychloroquine belongs to the family of medicines called “antimalarials” AMs, which are also classified as disease-modifying anti-rheumatic drugs, or DMARDs. These drugs were initially used to prevent and to treat malaria but are no longer used for those purposes; more effective drugs have since been developed. Hydroxychloroquine Plaquenil® is a 4-amino-quinoline antimalarial medication that is widely used to treat systemic lupus erythematosus SLE, rheumatoid arthritis, and related inflammatory and dermatological conditions. It is a hydroxylated version of chloroquine, with a similar mechanism of action. However, following an identical dose of.