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 diphophate salt How commonly is hydroxychloroquine used for autoimmune This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. What is the most important information I should know about hydroxychloroquine Plaquenil, Plaquenil Sulfate, Quineprox? Ventricular arrhythmias and torsade de pointes have been reported in patients taking PLAQUENIL see OVERDOSAGE and DRUG INTERACTIONS. Ear and labyrinth disorders Vertigo, tinnitus, nystagmus, nerve deafness, deafness. 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 Hydroxychloroquine Reviews Everyday Health, Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Can i take cipro while taking plaquenilHydroxychloroquine side effects weight gain 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. Plaquenil Hydroxychloroquine Side effects, Images, Uses, Dosage.. Hydroxychloroquine MedlinePlus Drug Information. Plaquenil Hydroxychloroquine - Side Effects, Dosage.. 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. 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. 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.