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 coumadin interaction Does plaquenil cause bleeding Does plaquenil affect gerd Hydroxychloroquine chest x ray Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Drugs A-Z provides drug information from Everyday. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Important information. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Plaquenil generic name Hydroxychloroquine is primarily a drug used to treat or prevent malaria. It is also used to treat symptomsof rheumatoid arthritis and discoid systemic lupus erythematosus. Malaria is a disease caused by parasites that enter the body. 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 free drug Plaquenil Drug Information, Hydroxychloroquine Uses, Dosage & Side Effects - Chloroquine resistance india WebMD provides information about common drug or vitamin interactions for Plaquenil Oral. Newsletters Sign Up to Receive Our Free. Medications Plaquenil. Does Plaquenil Interact with other. Plaquenil Oral Interactions with Other Medication. Buying Plaquenil - Brand & Generic Plaquenil Canada Drugs. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Renal clearance in rheumatoid arthritis RA patients taking Plaquenil for at least six months seemed to be similar to that of the single dose studies in volunteers, suggesting that no change occurs with chronic dosing. Range for renal clearance of unchanged drug was approximately 16 to 30%. It belongs to a class of medications known as disease-modifying antirheumatic drugs DMARDs. It can reduce skin problems in lupus and prevent swelling/pain in arthritis, though it is not known. Hydroxychloroquine is a prescription drug. It comes as an oral tablet. Hydroxychloroquine is available as the brand-name drug Plaquenil. It’s also available in a generic version.