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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. [3]
Hyperpigmentation results from an increase in melanin synthesis, which is mostly brought on by sun exposure, dermatological disorders, hormones, aging, genetic factors, skin injuries or inflammation, and acne. Sun exposure, which greatly increases the synthesis of melanin, is the most common cause of hyperpigmentation.
Postinflammatory hyperpigmentation (PIH) is a skin condition characterized by the darkening of the skin (hyperpigmentation) following an inflammatory injury, such as acne, dermatitis, infectious disease, or trauma. Less frequently, it may occur as a complication of a medical procedure performed on the skin. It is a common cause of skin ...
The medical journal The Lancet on Thursday retracted a large study on the use of hydroxychloroquine to treat COVID-19 because of potential flaws in the research data. Thursday's retraction doesn't ...
A World Health Organization infographic that states that hydroxychloroquine does not prevent illness or death from COVID-19. Chloroquine and hydroxychloroquine are anti-malarial medications also used against some auto-immune diseases. [64] Chloroquine, along with hydroxychloroquine, was an early experimental treatment for COVID-19. [65]
The World Health Organization said on Monday that it has suspended its trial of the malaria drug hydroxychloroquine in COVID-19 patients due to safety concerns. Hydroxychloroquine has been touted ...
The National Institutes of Health (NIH) said on Thursday it was testing anti-malaria drug hydroxychloroquine for treating COVID-19. NIH begins trial to test hydroxychloroquine for treating COVID ...
A French study published in 2024 found that the use of hydroxychloroquine may have been associated with 17,000 deaths in Belgium, Turkey, France, Italy, Spain, and the United States. [61] [62] This study was ultimately retracted on August 22, 2024, after "the Editor-in-Chief found the conclusions of the article to be unreliable".