Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Hydroxychloroquine sulfate 200 mg oral tablet Plaquenil and allergies Irreversible retinal damage observed in some patients who had received hydroxychloroquine sulfate; significant risk factors for retinal damage include daily doses of hydroxychloroquine sulfate greater than 6.5 mg/kg 5 mg/kg base of actual body weight, durations of use greater than five years, subnormal glomerular filtration. Malaria. PLAQUENIL is indicated for the treatment of uncomplicated malaria due to P. falciparum, P. malariae, P. ovale, and P. vivax. PLAQUENIL is indicated for the prophylaxis of malaria in geographic areas where chloroquine resistance is not reported. Some of the bad side effects eventually go away, such as the diarrhea, headaches and the wild vivid dream. But others do not, such as depression, mood swings, difficulty in concentrating. chronic sleep deprivation and other choice goodies. Hydroxychloroquine may also be used for purposes not listed in this medication guide. Hydroxychloroquine is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Hydroxychloroquine sulphate 200mg side effects Hydroxychloroquine Oral Uses, Side Effects, Interactions., Plaquenil Hydroxychloroquine Uses, Dosage, Side Effects. Plaquenil erectile dysfunctionIs plaquenil used for mixed connectivity tissue disorderPlaquenil and log qt Harmful Side Effects of Blood Pressure Drug;. What Conditions does Hydroxychloroquine SULFATE Treat. drug interactions or adverse effects, nor should it be construed to indicate that use of. Conditions that Hydroxychloroquine Oral Treats. Hydroxychloroquine Oral Tablet 200Mg Drug Medication Dosage.. Plaquenil-Hydroxychloroquine sulfate 200mg Film-coated.. 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. Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Contact your doctor if you experience these side effects and they are severe or bothersome. Your pharmacist may be able to advise you on managing side effects. diarrhea. dizziness. hair loss. headache. increased skin sensitivity to sunlight. loss of appetite.