Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. What is the other name for plaquenil Alopecia with plaquenil Can plaquenil cause acne Antimalarial medications HCQ and chloroquine are among the safest antirheumatic medications as they are rarely associated with side effects. The most common adverse effects are related to the gastrointestinal tract, skin, and nervous system 3. RARE side effects. If experienced, these tend to have a Severe expression. Abnormal Liver Function Tests. Acute Liver Failure. Acute Pustular Eruptions On Skin. Bronchospasm. Decreased Blood Platelets. Decreased White Blood Cells. Like all medications, there is the risk of side effects. Fortunately, the problems seen by people taking this medication are usually very mild. Serious side effects are rare. Overall, most people who have any noticeable side effects from hydroxychloroquine experience diarrhea or nausea. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Incidence of side effects plaquenil Plaquenil Uses, Dosage & Side Effects -, Common and Rare Side Effects for Plaquenil Oral Chloroquine injection dosage for adultsHydroxychloroquine sulfate oral tablet 200 mg Aug 29, 2014 This means that the side effects of Plaquenil are mild and infrequent compared with its potential benefits. As with any medication, allergic reactions including skin rashes and non-allergic reactions can occur. The side effect that is of greatest concern is retinal toxicity. The Risk of Retinal Toxicity with Plaquenil. RA and Hydroxychloroquine How Effective is it for Rheumatoid.. Plaquenil Side Effects on Your Eyes and Vision. The most common side effects are GI, although patients can also have headaches, tinnitus, itching, and rashes 2. In addition, it is important to note that HCQ can cause retinopathy with prolonged use. Aug 14, 2017 Plaquenil can cause serious side effects when used in high doses for chronic diseases such as RA over the long term. The New Zealand Dermatological Society recommends that to decrease the risk of retina damage, no more than 200mg of Plaquenil should be taken a day, and a dose of 400mg per day should be taken no longer than a few weeks. Tell your doctor if any of the following side effects, as they may be indications of a more serious reaction Headache. Loss of appetite. Dizziness. Nausea. Diarrhea, vomiting, or stomach pain. Skin rash.