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. Plaquenil and being in the sun Plaquenil dosing in renal failure Detailed Hydroxychloroquine dosage information for adults and children. Includes dosages for Rheumatoid Arthritis, Systemic Lupus Erythematosus, Malaria Prophylaxis and more; plus renal, liver and dialysis adjustments. 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 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. 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. Hydroxychloroquine medication Hydroxychloroquine Oral Tablet 200Mg Drug Medication., Hydroxychloroquine Plaquenil Side Effects & Dosage for. Hydroxychloroquine and stomach painNexium and plaquenilWhen should prophylactic chloroquine be takenPrimaquine chloroquine How to use Plaquenil. 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. Plaquenil Oral Uses, Side Effects, Interactions.. Plaquenil Uses, Dosage & Side Effects -. Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects.. PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg administration. Drugs that prolong QT interval and other arrhythmogenic drugs PLAQUENIL prolongs the QT interval and should not be administered with other drugs that have the potential to induce cardiac. Reference ID 4047416. The medication is generally well-tolerated, and has even been found safe overall for women who are pregnant or breastfeeding. How is This Medication Given? Generally, hydroxychloroquine is given in 200 mg or 400 mg doses, once per day. Higher doses can sometimes be used, but only in adults and not for all cases. This list is not complete and many other drugs can interact with hydroxychloroquine. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.