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. Risks of plaquenil Retinal photo plaquenil Hydroxychloroquine and iron supplements 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. According to the American College of Rheumatology, hydroxychloroquine Plaquenil, is a “disease-modifying anti-rheumatic drug DMARD,” meaning that it helps reduce the pain and swelling that come with arthritis. It can also reduce the incidence of joint damage, thus lessening the risk of developing a long-term disability from complications of RA. Hydroxychloroquine 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. 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. Hydroxychloroquine drug interactions Hydroxychloroquine Uses, Dosage & Side Effects -, RA and Hydroxychloroquine How Effective is it for Rheumatoid Arthritis. Plaquenil free trial offerIs hydroxychloroquine a fluoroquinolone Digoxin, cyclosporine, and certain beta blockers may cause drug interactions with hydroxychloroquine. This eMedTV segment explores what may happen if these drugs are taken with hydroxychloroquine and lists other drugs that may cause an interaction. Drug Interactions With Hydroxychloroquine. Hydroxychloroquine - Side Effects, Dosage, Interactions.. . Click on the DRUG REVIEW ARTICLE tab above to see a review of hydroxychloroquine in the Taylor & Francis journal Expert Opinion on Drug Safety. Note that non-subscribers to the journal will only be able to see an abstract of the article. 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. Hydroxychloroquine oral tablet can interact with other medications, vitamins, or herbs you may be taking. An interaction is when a substance changes the way a drug works.