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 hydroxychloroquine: Incidence not known Some side effects of hydroxychloroquine may occur that usually do not need medical attention. Chloroquine diphosphate msds Plaquenil drug rash Common side effects include vomiting, headache, changes in vision and muscle weakness. Severe side effects may include allergic reactions. It does not appear to be safe during pregnancy. Hydroxychloroquine is in the antimalarial and 4-aminoquinoline families of medication. Side Effects Nausea, stomach cramps, loss of appetite, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly. Remember. Check with your doctor immediately if any of the following side effects occur Incidence not known. Blistering, peeling, loosening of the skin blurred vision or other vision changes chest discomfort, pain, or tightness cough or hoarseness dark urine decreased urination defective color vision diarrhea difficulty breathing 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. Hydroxychloroquine sulfate side effecys Plaquenil Side Effects Common, Severe, Long Term -, Hydroxychloroquine Oral Uses, Side Effects, Interactions. Hydroxychloroquine overdose side effectsChloroquine malaria chemical formulaHydroxychloroquine package insertHydroxychloroquine sulfate tablets 200mg May 24, 2019 What are some other side effects of Hydroxychloroquine? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Hydroxychloroquine Indications, Side Effects, Warnings.. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Hydroxychloroquine Reviews Everyday Health. Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Rarely, hydroxychloroquine can affect the bone marrow leading to reduced white blood cells leukopenia or platelets thrombocytopenia and abnormal red blood cells. Rare but potentially serious eye toxicity can occur. Feb 19, 2020 The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. To treat lupus erythematosus, the average adult dose is 400 mg once or twice daily. Plaquenil may interact with acetaminophen, cancer medications. Hydroxychloroquine sulfate and Memory loss - a study from real-world data. Summary Memory loss is found among people who take Hydroxychloroquine sulfate, especially for people who are female, 40-49 old, have been taking the drug for 1 - 2 years, also take medication Enbrel, and have Pain.