Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking chloroquine: Incidence not known Some side effects of chloroquine may occur that usually do not need medical attention. Hydroxychloroquine schnitzler syndrome urticaria Plaquenil precio chedraui Hydroxychloroquine mechanism of action in rheumatoid arthritis Plaquenil dose availability Side-effects which occur at doses used in the prophylaxis or treatment of malaria are generally not serious. Overdose Chloroquine is very toxic in overdosage; overdosage is extremely hazardous and difficult to treat. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about. Common Side Effects of Plaquenil. 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 Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. These side effects may go away during treatment as your body adjusts to the medicine. Chloroquine side effects anxiety Coronavirus run, here come the experimental drugs, Chloroquine Oral Route Side Effects - Mayo Clinic Hydroxychloroquine 200mg acetaminophen 400mg Chloroquine Aralen Side effects are normally mild and include headache, loss of appetite, diarrhea, upset stomach, stomach pain, skin rash or itching, hair loss, mood or mental changes. People who have psoriasis should take precaution when using Chloroquine because it may increase the severity of the disease. Antimalarial Drugs - MedShadow. Plaquenil Hydroxychloroquine - Side Effects, Dosage, Interactions - Drugs. FDA strengthens warnings on malaria drug - NBC News. Manufacturers don’t say how common these side effects are when taking chloroquine for null. Irreversible eye damage; Blurry vision; Unable to see well at night; Difficulty reading; Misty vision; Hearing loss; Ringing in the ears; Muscle weakness; Loss of appetite; Nausea; Vomiting; Diarrhea; Stomach cramps; Serious skin reactions; Hives; Itchy skin; Sunlight sensitivity; Hair loss A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including rash, itching/swelling especially of the face/tongue/throat, severe dizziness, trouble breathing. This is not a complete list of possible side effects. SIDE EFFECTS Side effects occurring with antimalarial doses are usually reversible upon withdrawal of the medicine and include headache, gastro-intestinal disturbances such as nausea, vomiting and diarrhoea, pruritus and skin eruptions. Less frequently a range of mental changes have been reported, including psychotic episodes, anxiety and personality changes.