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. Is hydroxychloroquine an antibiotic Chloroquine over the counter uk Hydroxychloroquine effectiveness rheumatoid arthritis Adverse effects of plaquenil Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking this medicine and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes. Get emergency medical help if you have signs of an allergic reaction hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Taking hydroxychloroquine long-term or at high. The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially Allergy to 4-aminoquinoline compounds eg, chloroquine—Should not be used in patients with this condition. Blood or bone marrow problems or Diabetes or Eye or vision problems or 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. Do hydroxychloroquine get you high Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs. Chloroquine psoriatic arthritisEye exams for plaquenilChloroquine cytotoxicChloroquine phosphate chemical formula Do you take hydroxychloroquine? Get a refill for as much as you can ASAP. Do not assume you know what is best for you. In many viral infections IT IS YOUR OWN IMMUNE RESPONSE THAT KILLS YOU or put you at high risk. Do not assume that stopping your medication will make you safer. Do you take hydroxychloroquine? Get a refill for as much.. Hydroxychloroquine Oral Route Before Using - Mayo Clinic. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Hydroxychloroquine belongs to a group of medicines known as antimalarials. It works by preventing or treating malaria, a red blood cell infection transmitted by the bite of a mosquito. However, this medicine is not used to treat severe or complicated malaria. PLAQUENIL tablets are white, to off-white, film coated tablets imprinted “PLAQUENIL” on one face in black ink. Each tablet contains 200 mg hydroxychloroquine sulfate equivalent to 155 mg base. Bottles of 100 tablets NDC 59212-562-10. Do not crush or divide PLAQUENIL film-coated tablets see DOSAGE AND ADMINISTRATION. He should not have these pills without your knowledge, they are only used for serious medical issues that you would know about. My guess is he might have been given it by a friend who told him it would get him high, because after all, kids are pretty dumb sometimes and don't realize how dangerous these medications can be.