Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. How to treat plaquenil rash Plaquenil knee weakness The study is based on ranitidine hydrochloride and hydroxychloroquine sulfate the active ingredients of Zantac and Plaquenil, respectively, and Zantac and Plaquenil the brand names. Other drugs that have the same active ingredients e.g. generic drugs are not considered. A study of FDA data drug interactions are found among 43 people who take Hydroxychloroquine sulfate and Ranitidine hydrochloride. See what the interactions are, when they happen and for which people. Hydroxychloroquine is commonly used alongside other disease-modifying drugs including methotrexate – especially for rheumatoid arthritis. However, some drugs can interact with hydroxychloroquine. Indigestion remedies for example, antacids including some over-the-counter preparations can stop hydroxychloroquine being absorbed. 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. Hydroxychloroquine and ranitidine Hydroxychloroquine Plaquenil, Hydroxychloroquine sulfate and Ranitidine hydrochloride drug. Screening criteria for ocular toxicity of plaquenilDo i need to let pharmacy know labs ok plaquenil We would like to show you a description here but the site won’t allow us. . Hydroxychloroquine Side-effects, uses, time to work. Ranitidine and Plaquenil drug interactions - eHealthMe. Does anyone know how ranitidine/otc zantac is supposed to help lupus? I've been taking it for a few years. I recently ran out for a few days but couldn't really tell any difference. I take one a day and started back yesterday. Thanks. Hydroxychloroquine Plaquenil is used to treat malaria, lupus, and rheumatoid arthritis. Learn about side effects, warnings, dosage, and more. Mar 17, 2019 Hydroxychloroquine is a quinoline medicine 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.