Plaquenil is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America, and Southern Asia. Icd 10 plaquenil Medication for rheumatoid arthritis plaquenil Consumer information about the medication HYDROXYCHLOROQUINE - ORAL Plaquenil, includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug HYDROXYCHLOROQUINE - ORAL. PLAQUENIL® HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION PLAQUENIL h. ydroxychloroquine sulfate is a. white or practically white. DRUG INTERACTIONS. and. Pharmacokinetics of hydroxychloroquine and chloroquine during treatment of rheumatic diseases. Furst DE1. Author information 1Arthritis Clinic Research Unit, Virginia, Mason Arthritis Clinic Research, Seattle, WA 98101, USA. Hydroxychloroquine HCQ and chloroquine CQ are well absorbed 0.7-0.8 bioavailability when given orally. Plaquenil is also an antirheumatic medicine and is used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. This medicine is not effective against all strains of malaria. Dayquil drug interactions hydroxychloroquine Plaquenil Uses, Dosage & Side Effects -, PLAQUENIL HYDROXYCHLOROQUINE SULFATE TABLETS, USP DESCRIPTION Whhat kind of damage does plaquenil cause to the eye Some of these medicines that may lead to hydroxychloroquine drug interactions include Certain beta blockers, such as Bisoprolol Zebeta ® Metoprolol Lopressor ®, Toprol XL ® Propranolol Inderal ® Sotalol Betapace ® Timolol Blocadren ® Carvedilol Coreg ® Drug Interactions With Hydroxychloroquine. Pharmacokinetics of hydroxychloroquine and chloroquine during.. Vicks Dayquil Oral Interactions with Other Medication. Both adults and children should take one dose of hydroxychloroquine per week starting at least 1 week. before traveling to the area where malaria transmission occurs. They should take one dose per week while there, and for 4 consecutive weeks after leaving. The weekly dosage for adults is 310mg base 400mg salt. Hydroxychloroquine Plaquenil is considered a disease-modifying anti-rheumatic drug DMARD. It can decrease the pain and swelling of arthritis, prevent joint damage and reduce the risk of long- term disability. Hydroxychloroquine is in a class of medications that was first used to prevent and treat malaria. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others.