One such commonly used medication for dermatologic and rheumatologic inflammatory conditions is hydroxychloroquine (Plaquenil), a chloroquine derivative. It is used to treat many diseases including malaria, rheumatoid arthritis and systemic lupus erythematosus. Plaquenil and wound healing Plaquenil retinal screening guidelines afters stopping Hydroxychloroquine generic brands We report two cases of hydroxychloroquine‐induced hyperpigmentation presenting in a 50‐year‐old Caucasian female case 1 and a 78‐year‐old female case 2, both receiving 400 mg per day. Case 1 had an arthritis predominant undifferentiated connective tissue disease, which was treated with hydroxychloroquine for 4–5 years. Hydroxychloroquine HCQ-associated hyperpigmentation is uncommon, with onset ranging from 3 months to 22 years following the initiation of therapy1. A 32-year-old woman presented with a 1.5-year history of symmetric polyarthritis, positive rheumatoid factor, and anticyclic citrullinated peptide antibody, without erosive joint changes. I think it's due to Hydroxycholoroquine-induced hyperpigmentation an example of drug-induced skin pigmentation. I thought it worth showing those of you on the medication. Why is it so much worse on the right forearm? Well she's only just started to drive again. It is imperative that patients and physicians are aware of and watch for this drug’s ocular side effects. Retinal toxicity from hydroxychloroquine is rare, but even if the medication is discontinued, vision loss may be irreversible and may continue to progress. Plaquenil induced hyperpigmentation Systemic Scleroderma Skin Involvement Hyperpigmentation and., Hydroxychloroquine-induced Hyperpigmentation of the Skin. Chloroquine phosphate suspension ipIs hydroxychloroquine safe during pregnancyPepto bismol and plaquenil interactionPlaquenil screening guidelines aao The few reports of bluish pigmentation with HCQ described resolution within a few months or did not specifiy the duration of pigmentation after discontinuation of the drug 4, 5, 6. Hydroxychloroquine is converted to an inactive metabolite in the liver and excreted in urine 25% in the active form and bile. Persistent cutaneous hyperpigmentation due to hydroxychloroquinone one.. Plaquenil Pigmentation - BJC Health. Skin Pigmentation with Hydroxychloroquine Plaquenil.. Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Although hydroxychloroquine toxicity is more known as affecting the eyes, it is also associated with skin hyperpigmentation regardless of the duration of the treatment. The main risk factors are conditions that lead to easy bruising; the skin biopsy usually shows deposits of iron and melanin found in previous ecchymotic areas. Drug-induced nail disease is diagnosed when a medication affects nail growth or structure. Drugs may cause Changes to the shape of the nail nail deformity Changes in the texture or composition of the nail nail dystrophy Abnormality of the tissues around the nail paronychia Pigmentation of the nail plate.