It may have both an anti-spirochaete activity and an anti-inflammatory activity, similar to the treatment of rheumatoid arthritis. And caution is required if patients have certain heart conditions, diabetes, psoriasis etc. Chloroquine hemolytic transfusion What side effects does plaquenil have on your teeth Plaquenil dosage alopecia Indications of chloroquine 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. Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. The most serious adverse effects affect the eye, with dose-related retinopathy as a concern even after hydroxychloroquine use is discontinued. The most common adverse effects are a mild nausea and occasional stomach cramps with mild diarrhea. Plaquenil excretion Plaquenil - Big Sale!, Plaquenil Oral Uses, Side Effects, Interactions. Hydroxychloroquine mechanism of action Hydroxychloroquine has also been used as therapy of porphyria cutanea tarda where it seems to act by increasing excretion of porphyrins. Hydroxychloroquine is available in generic forms and under the brand names of Plaquenil in tablets of 200 mg. The usual dose is 400 mg daily in one or two divided doses. Hydroxychloroquine - LiverTox - NCBI Bookshelf. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Plaquenil - FDA prescribing information, side effects and uses. What is Plaquenil used for Rheumatoid arthritis. Rheumatoid arthritis is a form of arthritis with inflammation of the joints. Systemic Lupus Erythematous SLE SLE is a disease in which a person's normal immunity is upset. Discoid Lupus Erythematous DLE DLE is similar to SLE except it only. PLAQUENIL prolongs the QT interval and should not be administered with other drugs that have the potential to induce cardiac arrhythmias. Also, there may be an increased risk of inducing ventricular arrhythmias if PLAQUENIL is used concomitantly with other arrhythmogenic drugs. May be administered for a few days to acidify the urine to help promote urinary excretion in cases of both overdosage and sensitivity. MALARIA Actions Like chloroquine phosphate, USP, PLAQUENILis highly active against the erythrocytic forms of P. vivax and P. malariae and most strains of P. falciparum but not the gametocytes of P. falciparum.