Antimalarials are usually given as one or two pills, once a day. Side effects include vision changes (blurring, halos around lights and sensitivity to light), headache, dizziness, nausea and vomiting. Individuals taking an antimalarial should have eye examinations periodically. Plaquenil and tick bites Plaquenil and gabapentin and famotidine Hydroxychloroquine med Hydroxychloroquine may worsen psoriasis. SLIDESHOW Rheumatoid Arthritis RA Symptoms & Treatment See Slideshow. What is the dosage for hydroxychloroquine Plaquenil? The usual adult dose for treating malaria is 800 mg initially, followed by 400 mg 6-8 hours later and then 400 mg at 24 hours and 48 hours. Before using hydroxychloroquine, tell your doctor if you are allergic to any drugs, or if you have psoriasis, porphyria, liver disease, alcoholism, or glucose-6-phosphate dehydrogenase G-6-PD deficiency. Call a poison control center at once and then seek emergency medical attention if you think you have used too much of this medicine. 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. The use of Plaquenil may cause a severe flare of psoriasis. Unless you are directed to do so by your doctor, do not take Plaquenil, the most commonly prescribed antimalarial. Hydroxychloroquine psoriasis Hydroxychloroquine in Psoriasis Is it Really Harmful., Hydroxychloroquine Uses, Dosage & Side Effects - Plaquenil maculopathy managementPlaquenil cause dizziness after 2 yearsHydroxychloroquine lab monitoringPlaquenil online bestellen Find patient medical information for Hydroxychloroquine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. psoriasis, severe stomach. Hydroxychloroquine Oral Uses, Side Effects, Interactions.. Hydroxychloroquine - Wikipedia. Plaquenil hydroxychloroquine sulfate dosing, indications.. I don't have psoriasis, but in case you don't have the latest on plaquenil. Plaquenil is an anti malarial and if you have Babesia symptoms you might find that some of your symptoms disappear. That's how I got involved with the forum. My symptoms of drenching sweats, pain on the soles of my feet and extreme joint pain all disappeared. HYDROXYCHLOROQUINE is used to treat rheumatoid arthritis and systemic lupus is also used to treat malaria. The lowest GoodRx price for the most common version of hydroxychloroquine is around $20.41, 88% off the average retail price of $177.73. Psoriasis and lupus are both autoimmune disorders. They have some symptoms in common, but these conditions are very different. Learn more about each condition and how to tell the difference.