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Serious side effects include problems with vision, muscle damage, seizures, and low blood cell levels. [ 1 ] [ 4 ] Chloroquine is a member of the drug class 4-aminoquinoline . [ 1 ] As an antimalarial, it works against the asexual form of the malaria parasite in the stage of its life cycle within the red blood cell . [ 1 ]
Chloroquine retinopathy is a form of toxic retinopathy (damage of the retina) caused by the drugs chloroquine or hydroxychloroquine, which are sometimes used in the treatment of autoimmune disorders such as rheumatoid arthritis and systemic lupus erythematosus. This eye toxicity limits long-term use of the drugs.
Hydroxychloroquine and chloroquine have numerous, potentially serious, side effects, such as retinopathy, hypoglycemia, or life-threatening arrhythmia and cardiomyopathy. [26] Both drugs have extensive interactions with prescription drugs, affecting the therapeutic dose and disease mitigation. [26] [27] Some people have allergic reactions to ...
In March 2020 the Food and Drug Administration (FDA) issued an emergency use authorization allowing hydroxychloroquine and chloroquine to be used to treat certain severely ill Covid-19 patients.
Rita Wilson appeared on “CBS This Morning” to discuss what she and husband Tom Hanks, experienced after they had tested positive for COVID-19, the disease caused by the coronavirus, back in March.
Speaking with CBS This Morning’s Gayle King, the 63-year-old actress and singer said she’s now feeling “great” more than a month after testing positive in early March.
One of the most serious side effects is retinopathy (generally with chronic use). [ 3 ] [ 20 ] People taking 400 mg of hydroxychloroquine or less per day generally have a negligible risk of macular toxicity, whereas the risk begins to increase when a person takes the medication over five years or has a cumulative dose of more than 1000 grams.
A common anti-malarial medication called chloroquine may cause pruritus for unknown reasons. Other antimalarials like amodiaquine, halofantrine, and hydroxychloroquine have also been linked to pruritus, albeit less frequently and to a lesser extent.