It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Aralen artritis Chloroquine rob holland I have no idea if this is like what is happening to you, but when I first went on plaquenil I got some weird pigment changes on my forehead some darkening that has ended up being permanent. My rheumy said that plaquenil can make you even more sun sensitive, so it looks like some sun exposure along with the plaq caused my pigment changes. Indigestion, diarrhoea, headache, blurred vision, darkening of the skin, or bleaching of the hair. Hydroxychloroquine can aggravate pre-existing psoriasis. Does hydroxychloroquine affect fertility or pregnancy? Hydroxychloroquine must be avoided during pregnancy as it may harm the unborn child. 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. For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Hydroxychloroquine skin darkening Hydroxychloroquine Plaquenil, HYDROXYCHLOROQUINE Plaquenil for lglCan plaquenil cause depressionWhat does hydroxychloroquine doCan plaquenil cause loss of hearing Plaquenil Hydroxychloroquine is used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus & others. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. Plaquenil Oral Uses, Side Effects, Interactions.. Systemic Scleroderma Skin Involvement Hyperpigmentation.. Hydroxychloroquine oral tablet doesn’t cause drowsiness, but it can cause other side effects. More common side effects. The more common side effects that can occur with hydroxychloroquine include Hydroxychloroquine is used to treat discoid lupus erythematosus DLE or systemic lupus erythematosus SLE or lupus. It is also used to treat acute and chronic rheumatoid arthritis. This medicine is available only with your doctor's prescription. This product is available in the following dosage forms Tablet; Before Using Plaquenil or hydroxychloroquine has been known to cause a darkened discoloration of skin and/or mucous membranes. This is considered an adverse reaction and should be discussed with your prescriber. It is important to evaluate this color change to make sure there is nothing else wrong.