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 and weight loss Should users of hydroxychloroquine take cholesterol-lowering medications Medscape - Indication-specific dosing for Plaquenil hydroxychloroquine sulfate, frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. The understanding that one mechanism of action of hydroxychloroquine is the antagonism of TLR7 and TLR9 signaling is also intriguing, given the postulated roles of IFN-α in endothelial dysfunction and abnormal vascular repair. 177 Prospective studies demonstrating a cardioprotective effect of hydroxychloroquine in patients with SLE are needed. 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. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Hydroxychloroquine action Hydroxychloroquine Plaquenil, Hydroxychloroquine - an overview ScienceDirect Topics Plaquenil with valium Description and Brand Names. Drug information provided by IBM Micromedex US Brand Name. Plaquenil; Descriptions. Hydroxychloroquine is used to treat malaria. It is also used to prevent malaria infection in areas or regions where it is known that other medicines eg, chloroquine may not work. Hydroxychloroquine Oral Route Description and Brand Names - Mayo Clinic. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Plaquenil Uses, Dosage & Side Effects -. 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. The exact mechanism of action for hydroxychloroquine and another antimalarial drug chloroquine in RA is not known, but researchers think these drugs decrease production of a number of different chemicals that are important to the immune response. 3. What are the possible side effects of hydroxychloroquine? Definition NCI A 4-aminoquinoline with immunosuppressive, antiautophagy, and antimalarial activities. Although the precise mechanism of action is unknown, hydroxychloroquine may suppress immune function by interfering with the processing and presentation of antigens and the production of cytokines.