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 uses arthritis Hydroxychloroquine sulfate and alcohol It is often used in bipolar disorder. Check the latest outcomes from 103,256 Seroquel users, or browse all drugs. What is Plaquenil? Plaquenil has active ingredients of hydroxychloroquine sulfate. It is often used in systemic lupus erythematosus. Check the latest outcomes from 50,877 Plaquenil users, or browse all drugs. 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. The Risk of Retinal Toxicity with Plaquenil. Posted on Fri, Aug 29, 2014 Tweet; Plaquenil, hydroxychloroquine HCQ, is an anti-malarial medication that has been proven to be useful in the treatment of patients with rheumatoid arthritis RA, systemic lupus erythematosus SLE and other inflammatory and autoimmune diseases. 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 and bipolar Long-Term Side Effects of Plaquenil for Rheumatoid., Plaquenil Oral Uses, Side Effects, Interactions. Can hydroxychloroquine cause mental problemsLiquid plaquenil Symptoms can range from mild to severe and include Headaches. Mood disorders, including depression and bipolar-type symptoms. Memory loss. Loss of cognitive function. Tremors, tics, and involuntary movement. Clumsiness or unsteady gait. Seizures. How Lupus Can Cause Bipolar-Like Mood Symptoms. The Risk of Retinal Toxicity with Plaquenil. Plaquenil What You Need to Know - Kaleidoscope Fighting Lupus. Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. 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. Cimetidine Moderate Avoid concomitant use of hydroxychloroquine and cimetidine as cimetidine may inhibit the metabolism of hydroxychloroquine as observed with the structurally similar chloroquine. However, the mechanism of inhibition of chloroquine metabolism appears to be via CYP inhibition, and hydroxychloroquine is not a known CYP substrate; cimetidine inhibition of hydroxychloroquine metabolism has not been demonstrated.