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. Can you donate blood if you take plaquenil Plaquenil erectile dysfunction Read about hydroxychloroquine Plaquenil, a drug used to treat or prevent malaria, and to treat lupus and rheumatoid arthritis. Read more about the prescription drug hydroxychloroquine 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. HCQ Hydroxychloroquine is an antimalarial drug used to treat or prevent malaria. It is highly effective against erythrocytic forms of Plasmodium, but not effective against exoerythrocytic forms of parasites. Hydroxychloroquine is also used to treat symptoms of acute or chronic rheumatoid arthritis and lupus erythematosus. 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. Hydroxychloroquine brand name Plaquenil hydroxychloroquine sulfate dosing, indications., Plaquenil Hydroxychloroquine - Side Effects, Dosage. Chloroquine mode of mechanism actionChloroquine effect on cell lysis Drug Name Brand Name Manufacturer Program Contact Information Abatacept Orencia® Bristol‐Myers Squibb The ORENCIA® abatacept Promise Program™ 1‐800‐ORENCIA Adalimumab Humira® Abbott Immunology Patient Assistance Application for HUMIRA® 1‐866‐4‐HUMIRA Canada 1‐866‐848‐6472 Alendronate Fosamax® Merck The Merck Patient Assistance Program. Drug Name Brand Name Manufacturer Program Contact Information. HCQ - Clinical Hydroxychloroquine, Serum. Hydroxychloroquine - brand name list from. 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. Hydroxychloroquine HCQ, sold under the brand name Plaquenil among others, is a medication used for the prevention and treatment of certain types of malaria. Specifically it is used for chloroquine-sensitive malaria. Other uses include treatment of rheumatoid arthritis, lupus, and porphyria cutanea tarda. It is taken by mouth. 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.