Please review the following URL and make sure that it is spelled correctly. Applies to hydroxychloroquine: oral tablet Along with its needed effects, hydroxychloroquine (the active ingredient contained in Plaquenil) may cause some unwanted effects. Chloroquine prophylaxis dosage Hydroxychloroquine plaque psoriasis Why is chloroquine used to treat malaria Sun sensitivity plaquenil Most common side effects over time * Acute generalised exanthematous pustulosis acute febrile drug eruption Drug eruption adverse drug reaction of the skin Arthralgia joint pain Agranulocytosis a deficiency of granulocytes in the blood, causing increased vulnerability to infection Pruritus. Common side effects may include headache, dizziness, ringing in your ears; nausea, vomiting, stomach pain; loss of appetite, weight loss; mood changes, feeling nervous or irritable; skin rash or itching; or; hair loss. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. If you experience any of the following symptoms, call your doctor immediately reading or seeing difficulties words, letters, or parts of objects missing. sensitivity to light. blurred distance vision. seeing light flashes or streaks. difficulty hearing. ringing in ears. muscle weakness. 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. Although not all of these side effects may occur, if they do occur they may need medical attention. Plaquenil medicine side effects Plaquenil Side Effects on Your Eyes and Vision, Plaquenil Hydroxychloroquine Side effects, Images, Uses, Dosage. Hydroxychloroquine hypoglycemia What are the side effects of hydroxychloroquine Plaquenil? Side effects include irritability, headache, weakness, hair lightening or loss, stomach upset, nausea, dizziness, muscle pain, rash and itching. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Hydroxychloroquine MedlinePlus Drug Information. Plaquenil Hydroxychloroquine Side effects, Images, Uses.. The most common side effects are nausea and diarrhea, which often improve with time. Less common side effects include rash, changes in skin pigment such as darkening or dark spots, hair changes, and muscle weakness. Take this medication with a meal or a glass of milk to prevent stomach upset. Common side effects include nausea, loss of appetite, headache, and diarrhea. Plaquenil can cause blurred vision and dizziness. Do not drive or operate heavy machinery until you know how it affects you. Hydroxychloroquine received an overall rating of 7 out of 10 stars from 368 reviews. See what others have said about Hydroxychloroquine, including the effectiveness, ease of use and side effects.