It regulates the activity of the immune system, which may be overactive in some conditions. Hydroxychloroquine can modify the underlying disease process, rather than simply treating the symptoms. Chloroquine rapamacyin Carbamazepine with chloroquine Mechanism of action of hydroxychloroquine in rheumatoid arthritis Chloroquin for aquarium 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. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Hydroxychloroquine is often taken in combination with other drugs such as methotrexate. Over the long term hydroxychloroquine can reduce pain, swelling and joint stiffness. It may be as long as 12 weeks before you notice the benefits. What does hydroxychloroquine treat Hydroxychloroquine Plaquenil, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Plaquenil and stomach problemsHydroxy chloroquine 200 mg According to the American College of Rheumatology, hydroxychloroquine Plaquenil, is a “disease-modifying anti-rheumatic drug DMARD,” meaning that it helps reduce the pain and swelling that come with arthritis. It can also reduce the incidence of joint damage. RA and Hydroxychloroquine How Effective is it for.. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Hydroxychloroquine Skin Support. Efficacy and Safety of Hydroxychloroquine for Treatment of Pneumonia Caused by 2019-nCoV HC-nCoV The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. 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. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine -sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda.