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 painkiller Crest syndrome hydroxychloroquine Aao preferred practice patterns plaquenil Seronegativera plaquenil How to use Hydroxychloroquine SULFATE. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage is also based on weight. Potential side effects of anti-malarial drugs include Skin rashes and pigment change. Atabrine, specifically, can cause yellow pigmentation of skin. Sometimes Plaquenil can also deposit in the tissues of the body and cause the skin to take on a greenish tone. Dry skin. Loss of appetite. Abdominal bloating. Upset stomach. 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. 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. How to take hydroxychloroquine Hydroxychloroquine Plaquenil, Treating Lupus with Anti-Malarial Drugs Johns Hopkins Lupus Center Zydus hydroxychloroquine side effectsPlaquenil sulfate tabletHydroxychloroquine plaquenil drug class Hydroxychloroquine can be taken in a single or divided dose to control gastrointestinal side effects. It can also be taken with a glass of milk or meal to minimize nausea. 4,5. When you take this medication, your symptoms may begin to improve in 1 to 2 months. However, it may take up to 6 months to a year before the drug achieves full effect. 3,6 Hydroxychloroquine Plaquenil -. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. RA and Hydroxychloroquine How Effective is it for.. 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. How do you take Plaquenil? You take Plaquenil as a pill 1 or 2 times a day. Take the pills with food or milk. Your body weight will tell your doctor what dose is safe for you. What to do if you forget to take your Plaquenil. If you miss a dose of Plaquenil, do not make it up or double your next dose. Wait until the next scheduled time, and take your usual dose. What is the dosage for Hydroxychloroquine? The usual adult dose for treating malaria is 800 mg initially, followed by 400 mg 6-8 hours later and then 400 mg at 24 hours and 48 hours. The dose for malaria prevention is 400 mg every week starting 1 or 2 weeks before exposure and for 4 weeks after leaving the high risk area.