Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Plaquenil and heart issues Plaquenil rheumatoid arthritis review Hydroxychloroquine 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. 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. Question I have Lupus and am currently taking plaquenil and Rayos. I've begun to bruise easily, even taking off a band aide causes bruising where the tape was. Is one of these meds causing this. Also even a little scratch will take forever to heal. XXXXXXX Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Plaquenil bruising Plaquenil Hydroxychloroquine - Side Effects, Dosage., Plaquenil Uses, Dosage & Side Effects - Chloroquine mechanism of action pptChloroquine definitionSeroqul and chloroquinDifference chloroquine bafilomycin a1Plaquenil lupus weight loss Plaquenil. 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. Side effects of hydroxychloroquine, does plaquenil cause bruising. Is frequent bruising a side effect of Plaquenil?. Plaquenil Oral Uses, Side Effects, Interactions.. Check with your doctor right away if you or your child have a fever and sore throat, pale skin, unusual bruising or bleeding, or unusual tiredness or weakness. These may be symptoms of a blood problem. This medicine may decrease the amount of sperm men make and affect their ability to have children. Bruising easily can be caused by age and genetics or by more serious medical reasons like blood disorders. Top Navigation. Explore. Health Conditions A-Z Hydroxychloroquine Plaquenil stimulates the pigment producing cells in the skin called melanocytes. As a result, there is both hemosiderin iron and melanin accumulation in the dermis. The exact reasons why this phenomenon happens is not clear. However, trauma and bruising may faciliate the developement of pigmentation.