Hydroxychloroquine is available as the brand-name drug Plaquenil. Generic drugs usually cost less than the brand-name version. Hydroxychloroquine may be used as part of a combination therapy. Plaquenil makes my stomach bleed Major issue with chloroquine Chloroquine diphosphate autophagy What Conditions Does This Treat? Originally, hydroxychloroquine was used to prevent and treat malaria and was considered very effective. Now it is generally used for rheumatoid arthritis, but it has also been shown to work well for juvenile arthritis, some lupus symptoms, and other types of autoimmune conditions. The molecular weight of hydroxychloroquine sulfate is 433.95, and molecular formula is C 18 H 26 ClN 3 O. H 2 SO 4. Hydroxychloroquine Sulfate Tablets, USP contain 200 mg hydroxychloroquine sulfate, equivalent to 155 mg base, and are for oral administration. It is available in 200 mg tablets of hydroxychloroquine phosphate each containing 155 mg of hydroxychloroquine. 1 Although commonly used in the treatment of rheumatologic diseases, it is a rare source of overdose in the United States. However, life-threatening symptoms can occur within an hour of ingestion. Hydroxychloroquine is used to treat lupus erythematosus and rheumatoid arthritis. It isn’t fully understood how this drug works to treat lupus erythematosus or rheumatoid arthritis. That means you may need to take it with other drugs. It treats malaria by killing the parasites that cause the disease. Hydroxychloroquine sulfate overdose Plaquenil-Hydroxychloroquine sulfate 200mg Film-coated., Hydroxychloroquine Sulfate Tablets, USP Can plaquenil give you lymphomaHow long for plaquenil to take effectHydroxychloroquine and myasthenia gravis Dosage forms Variable daily dosing eg, alternating or skipping doses on certain days each week may be used to obtain the recommended dose for rheumatologic uses. All doses below are expressed as hydroxychloroquine sulfate salt. Hydroxychloroquine sulfate salt 200 mg is equivalent to hydroxychloroquine base 155 mg. Hydroxychloroquine Professional Patient Advice -. Treatment of hydroxychloroquine overdose - ScienceDirect. Hydroxychloroquine Oral Route Side Effects - Mayo Clinic. Hydroxychloroquine is usually taken with food or milk to prevent stomach upset. The dosage and length of treatment are based on your medical condition and response to therapy. In children, dosage. Find patient medical information for Hydroxychloroquine Sulfate Bulk on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Hydroxychloroquine overdose must be treated quickly. You may be told to induce vomiting right away at home, before transport to an emergency room. Ask the poison control center how to induce.