Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil free drug Plaquenil side effects anxiety Hydroxychloroquine and malarone Apo-hydroxychloroquine for swelling Photosensitivity is a skin reaction i.e. rash that occurs after exposure to ultraviolet UV radiation from the sun or an artificial light source. Photosensitivity can be caused by various agents, including drugs, perfume, cosmetics, and even the sunscreen that is meant to protect your skin. What Conditions Does This Treat? Originally, hydroxychloroquine was used to prevent and treat malaria and was considered very effective. Now it is generally used for rheumatoid arthritis, but it has also been shown to work well for juvenile arthritis, some lupus symptoms, and other types of autoimmune conditions. Hydroxychloroquine comes as a tablet to take by mouth. For prevention of malaria in adults, two tablets are usually taken once a week on exactly the same day of each week. The first dose is taken 1 to 2 weeks before traveling to an area where malaria is common, and then doses are continued for 8 weeks after exposure. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine sulfate and sun exposure Hydroxychloroquine sulfate C18H28ClN3O5S - PubChem, RA and Hydroxychloroquine How Effective is it for Rheumatoid. Ibuprofin and plaquenil It may increase your risk of side effects. Taking cyclosporine with hydroxychloroquine can increase the amount of cyclosporine in your body. This may increase your risk of side effects from cyclosporine. Disclaimer Our goal is to provide you with the most relevant and current information. Hydroxychloroquine Side Effects, Dosage, Uses, and More. Hydroxychloroquine MedlinePlus Drug Information. Hydroxychloroquine Indications, Side Effects, Warnings.. Plaquenil and Sun Exposure. Plaquenil and Sun Exposure on June 09, 2011, PM I have a question for anyone taking Plaquenil Hydroxychloroquine. I have been taking it for 7 months now. I just started going to the pool this summer, and every time I do I tan more than I ever have in my life. Even my toes. SIDE EFFECTS. The following adverse reactions have been identified during post-approval use of PLAQUENIL or other 4-aminoqunoline compounds. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. One PLAQUENIL tablet contains 200 mg of hydroxychloroquine sulfate, which is equivalent to 155 mg base. Take PLAQUENIL with a meal or a glass of milk. Malaria Prophylaxis. Adults. 400 mg 310 mg base once weekly on the same day of each week starting 2 weeks prior to exposure, and continued for 4 weeks after leaving the endemic area.