Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Autofluorescence plaquenil Colordx plaquenil toxicity Hydroxychloroquine definition, a colorless crystalline solid, C18H26ClN3O, used in the treatment of malaria, lupus erythematosus, and rheumatoid arthritis. See more. 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. Dosage for Plaquenil. The adult dose of Plaquenil to suppress malaria is 400 mg on the same day each week. The pediatric weekly suppressive dosage is 5 mg/kg of body weight. The adult dose of Plaquenil to treat an acute attack of malaria is an initial dose of 800 mg followed by 400 mg in six to eight hours and 400 mg for two more days. Taking hydroxychloroquine long-term or at high doses may cause irreversible damage to the retina of your eye. Hydroxychloroquine is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Pronounce hydroxychloroquine Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria, Hydroxychloroquine Oral Uses, Side Effects, Interactions. Hydroxychloroquine nsaidPlaquenil sunburntHydroxychloroquine and tylenolChloroquine dna transfectionSimple synthesis of chloroquine Medical definition of hydroxychloroquine a drug derived from quinoline that is administered orally in the form of its sulfate C18H26ClN3O·H2SO4 to treat malaria, rheumatoid arthritis, and lupus erythematosus. Cite this Entry “Hydroxychloroquine.” Merriam-Webster. Hydroxychloroquine Medical Definition Merriam. Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses. Hydroxychloroquine Uses, Dosage & Side Effects -. Learn how to pronounce "hydroxychloroquine" with the American Pronunciation Guide "APG"! The American Pronunciation Guide is devoted to descriptive linguistics--i.e. the study of the internal. Mefloquine definition is - an antimalarial drug C17H16F6N2O similar to quinine that is administered in the form of its hydrochloride. Definition of hydroxychloroquine in the Dictionary. Meaning of hydroxychloroquine. What does hydroxychloroquine mean? Proper usage and audio pronunciation of the word hydroxychloroquine. Information about hydroxychloroquine in the dictionary, synonyms and antonyms.