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, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil and psychosis Plaquenil and mucinex Hydroxychloroquine in dogs Plaquenil for urticaria Plaquenil hydroxychloroquine belongs to a group of medicines called quinolines. 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 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. Side Effects. Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Plaquenil appetite loss Plaquenil & weight loss Lupus Forums at The Lupus Site, Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria Patient teaching when taking hydroxychloroquineDeubiquitinating enzyme chloroquinePlaquenil methotrexate interactionsPlaquenil ful fielderg severe 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. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Plaquenil Oral Uses, Side Effects, Interactions.. Plaquenil & Weight Gain/Loss -. Hi there, I did have a loss of appetite on plaquenil, but not in a good way. It was nausea, dizzy spells and anxiety. I am one of the few that had a hard time tolerating it, so I no longer take it. Get exam ASAP. Plaquenil hydroxychloroquine can cause some loss in appetite, but 30 pounds in three months is extreme and needs a thorough doctor will help and may also advise stopping it temporarily. Vision changes/loss of vision There is a chance that retinal damage will occur while taking hydroxychloroquine Plaquenil or chloroquine Aralen. This is called known as hydroxychloroquine retinopathy.