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 and prednisone interaction Visual field for plaquenil Doxycycline may interfere with the bactericidal activity of penicillin, so in general, these drugs should not be taken together. Doxycycline has no known interaction with antiretroviral agents, but concurrent use may lead to increased levels of calcineurin inhibitors and mTOR inhibitors sirolimus. We would like to show you a description here but the site won’t allow us. Summary Drug interactions are reported among people who take Prednisone and Plaquenil together. This study is created by eHealthMe based on reports of 13,794 people who take Prednisone and Plaquenil from Food and Drug Administration FDA, and is updated regularly. 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. Plaquenil and doxycycline interaction Side Effects of Plaquenil Hydroxychloroquine, Warnings, Uses, Plaquenil prescribing information Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Plaquenil Oral Uses, Side Effects, Interactions.. Prednisone and Plaquenil drug interactions - eHealthMe. Plaquenil Oral Interactions with Other Medication. Many different medications can react negatively with Plaquenil. This eMedTV page covers interactions with beta blockers, certain parasite medications, cyclosporine, digoxin, mefloquine, and phenothiazines, and explains how to avoid complications. May 24, 2019 What are some other side effects of Hydroxychloroquine? All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away Dizziness. Headache. Feeling nervous and excitable. Plaquenil doxycycline interaction OYes Buy Now! Best choice. Low price and best customer support! Only Quality tabs. U. S. Canada- fast shipping!