Hydroxychloroquine sulfate, USP has the following structural formula: Molecular Weight of 433.95 Each tablet, for oral administration, contains 200 mg hydroxychloroquine sulfate, USP (equivalent to 155 mg base). In addition, each tablet contains the following Inactive Ingredients: colloidal silicon dioxide, dibasic calcium phosphate, hypromellose, macrogol/PEG 3350, magnesium stearate, polysorbate 80, pregelatinized starch, talc and titanium dioxide. Plaquenil and discoid lupus Plaquenil causing tinnitus Our Plaquenil hydroxychloroquine Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. Hydroxychloroquine sulfate tablets are indicated for the treatment of chronic discoid lupus erythematosus and systemic lupus erythematosus in adults. Rheumatoid Arthritis. Hydroxychloroquine sulfate tablets are indicated for the treatment of acute and chronic rheumatoid arthritis in adults. Contraindications Hydroxychloroquine sulfate is a colorless crystalline solid, soluble in water to at least 20 percent; chemically the drug is 2-4-7-Chloro-4-quinolyl aminopentyl ethylamino ethanol sulfate 11. Hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. A number of fatalities have been reported following the accidental ingestion of chloroquine, sometimes in relatively small doses (0.75 g or 1 g in one 3-year-old child). The drug possesses antimalarial actions and also exerts a beneficial effect in lupus erythematosus (chronic discoid or systemic) and acute or chronic rheumatoid arthritis. Use of this drug is contraindicated (1) in the presence of retinal or visual field changes attributable to any 4-aminoquinoline compound, (2) in patients with known hypersensitivity to 4-aminoquinoline compounds, and (3) for long-term therapy in children. Children are especially sensitive to the 4-aminoquinoline compounds. Hydroxychloroquine sulfate tablets 400mg RA and Hydroxychloroquine How Effective is it for., Hydroxychloroquine Tablets - FDA prescribing information. Plaquenil generic vomitingPlaquenil and heavy periodsPlaquenil stopped workingHydroxychloroquine alcohol PLAQUENIL hydroxychloroquine sulfate tablets contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg administration. Inactive Ingredients Dibasic calcium phosphate USP, hypromellose USP, magnesium stearate NF, polyethylene glycol 400 NF, polysorbate 80 NF, corn starch, titanium dioxide USP, PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION. HYDROXYCHLOROQUINE - Hydroxychloroquine sulfate. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Drug Information on Plaquenil, Plaquenil Sulfate, Quineprox hydroxychloroquine includes side effects, uses, drug interactions, dosage, drug pictures, overdose symptoms, and what to avoid. Hydroxychloroquine Oral tablet 200mg Drug Medication Dosage information. Learn about the reported side effects, related class drugs, and how these medications will affect your daily lifestyle. Visit for more details. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Stop taking hydroxychloroquine and call your doctor at once if you have trouble focusing, if you see light streaks or flashes in your vision, or if you notice any swelling or color changes in your eyes.