Your body needs a chemical called porphyrin to make heme, a part of RBC that carries oxygen. Porphyria prevents your body from creating enough enzymes to control the process, and porphyrin builds up. Calcium chloroquine Chloroquine prep Porphyria cutanea tarda PCT is an iron-related disorder that responds to treatment by phlebotomy or low-dose hydroxychloroquine, but comparative data on these treatments are limited. The hypothesis is that hydroxychloroquine is noninferior to phlebotomy in terms of time to remission. Porphyrias are a group of rare inherited blood disorders. People with these disorders do not make heme, a component of hemoglobin protein in red blood cells that carries oxygen properly. Heme is made of porphyrin a naturally-occurring organic compound in the body bound to iron. Acute porphyria symptoms start quickly and last for a few days or weeks. Severe attacks of acute porphyria can sometimes cause nerve damage and muscle weakness that can take months to get better. Low levels of heme can also cause organ damage, because your blood cannot bring the organs enough oxygen. High levels of porphyrin can cause problems throughout your body, depending on where it builds up. What does plaquenil do for porphyria Hydroxychloroquine Plaquenil Side Effects & Dosage for., Porphyrias Causes, Symptoms, and Treatment Average weight loss on plaquenilDiscoid lupus treatment plaquenil Do not take more or less of it or take it more often than prescribed by your doctor. If you are taking hydroxychloroquine for symptoms of rheumatoid arthritis, your symptoms should improve within 6 months. If your rheumatoid arthritis symptoms do not improve, or if they worsen, stop taking the drug and call your doctor. Hydroxychloroquine MedlinePlus Drug Information. Porphyria Types, Symptoms, Causes, and Treatment. PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION. Brand name Plaquenil. Hydroxychloroquine comes only as a tablet you take by mouth. Hydroxychloroquine is used to treat malaria, lupus erythematosus, and rheumatoid arthritis. Malaria caused by the Protozoa Plasmodium Falciparum Preventive Treatment of Vivax Malaria malaria prevention systemic lupus erythematosus Preventive Treatment of Quartan Malaria Preventive Treatment of Ovale Malaria Malaria caused by the Protozoa Plasmodium Vivax disease that causes disc-shaped patches on upper body 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.