Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Optic neuropathy due to plaquenil Low g6pd and plaquenil Plaquenil uses arthritis Plaquenil hairline Raynaud's phenomenon occurs because of spasm of blood vessels. The cause of Raynaud's phenomenon is unknown, although abnormal nerve control of blood-vessel diameter and nerve sensitivity to cold are suspected of being involved. Symptoms of Raynaud's phenomenon depend on the severity, frequency, and duration of the blood-vessel spasm. Raynaud's phenomenon also known as " Raynaud's syndrome " or "Raynaud's disease" is a condition where cold temperatures and/or stress cause small blood vessels to narrow and, in turn, temporarily restrict blood flow to your fingers, toes, ears, and nose. Raynaud's is a rare disorder that affects the arteries. Arteries are blood vessels that carry blood from your heart to different parts of your body. Raynaud's sometimes is called a disease, syndrome, or phenomenon. The disorder is marked by brief episodes of vasospasm VA-so-spazm, which is a. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Renault's disease hydroxychloroquine Hydroxychloroquine Plaquenil Side Effects & Dosage for., Natural Remedies for Raynaud's Disease Rash caused by plaquenilByproduct of chloroquine synthesisWhich is more effective methotrexate or plaquenil Buerger's disease is a rare disease of the arteries and veins in the arms and legs. In Buerger's disease — also called thromboangiitis obliterans — your blood vessels become inflamed, swell and can become blocked with blood clots thrombi. This eventually damages or destroys skin tissues and may lead to infection and gangrene. Buerger's disease - Symptoms and causes - Mayo Clinic. Raynaud's National Heart, Lung, and Blood Institute NHLBI. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Hydroxychloroquine HCQ-induced cardiomyopathy is one of the rare but severe complications following prolonged HCQ use. However, the exact mechanism of HCQ cardiotoxicity remains unclear and it is difficult to identify risk factors. We present a case. Raynaud disease is a disorder that affects blood circulation, usually in the hands and feet. The arteries blood vessels that carry blood to your fingers, toes, ears, or nose tighten. This is often triggered by cold or emotional stress. Hydroxychloroquine is used to prevent or treat malaria infections caused by mosquito bites. It does not work against certain types of malaria chloroquine-resistant. The United States Center for.