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. Can i use of hydroxychloroquine with sulfur allergy Does plaquenil help with fatigue Hydroxychloroquine sulfate pain killer Mechanism of hydroxychloroquine 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. Other side effects people have besides Hair loss * Drug Ineffective 624 people, 45.65% Pain 420 people, 30.72% Fatigue feeling of tiredness 320 people, 23.41% Abdominal Discomfort 309 people, 22.60% Pemphigus any of several acute or chronic skin diseases characterized by groups of itching blisters 269 people. 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. 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 side effects hair loss Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, Will you have Hair loss with Plaquenil - eHealthMe Chloroquine resistant malaria drug of choice Hydroxychloroquine Side Effects. Get emergency medical help if you have signs of an allergic reaction. hair loss. This is not a complete list of side effects and others may occur. Call your. Hydroxychloroquine - Side Effects, Dosage, Interactions.. Common and Rare Side Effects for Plaquenil Oral. Hair loss and Plaquenil? DailyStrength. Growing Back that Gorgeous Head of Hair. mostly because I complained of recent onset of thinning/loss of hair which is freaking me out. But then I read about Plaquenil and its side effects and really freaked out. Would appreciate any insight if you have it if you've ever been on this drug and any comments you care to share. However, in some people hydroxychloroquine can cause skin rashes, especially those made worse by sunlight. feeling sick nausea or indigestion. diarrhoea. headaches. bleaching of the hair or mild hair loss. tinnitus ringing in the ears. visual problems. Hydroxychloroquine comes as a tablet to take by mouth. For prevention of malaria in adults, two tablets are usually taken once a week on exactly the same day of each week. The first dose is taken 1 to 2 weeks before traveling to an area where malaria is common, and then doses are continued for 8 weeks after exposure.