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 macular edema Otis pregnancy plaquenil Plaquenil hydroxychloroquine and Rheumatrex and Trexall methotrexate are used to treat rheumatoid arthritis. Plaquenil is also used to treat or prevent malaria, and to treat symptoms of discoid or systemic lupus erythematosus. Rheumatrex and Trexall are also used to treat some cancers and severe skin diseases such as severe psoriasis. Compare Hydroxychloroquine vs. Methotrexate, which is better for uses like RA, Lupus and Arthritis. Compare head-to-head ratings, side effects, warnings, dosages, interactions and patient reviews. Nov 14, 2017. Plaquenil hydroxychloroquine is considered an older DMARD disease modifying anti-rheumatic drug. Plaquenil was actually first classified as an antimalarial drug, but it is also used to treat certain rheumatic and autoimmune conditions which are unrelated to malaria. Generally, Plaquenil is a treatment. 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. Methotrexate trexall and hydroxychloroquine plaquenil Methotrexate vs Plaquenil? -, Compare Hydroxychloroquine vs Methotrexate - Comprehensive. Chloroquine usesBest time to take plaquenil before or after eatingChloroquine malaria drugHow soon would you have side effects with plaquenilHydroxychloroquine cause weight gain Plaquenil hydroxychloroquine and Rheumatrex and Trexall methotrexate are used to treat rheumatoid arthritis. Plaquenil is also used to treat or prevent malaria, and to treat symptoms of discoid or systemic lupus erythematosus. Plaquenil vs. Rheumatrex, Trexall Prescription Treatment.. How Does Plaquenil Work For Rheumatoid Arthritis. Managing the Medicine Cabinet. Methotrexate Rheumatrex, Trexall, Otrexup, Rasuvo Methotrexate is one of the most effective and commonly used medications in the treatment of rheumatoid arthritis and other forms of inflammatory arthritis, and also may be used to treat lupus, inflammatory myositis, vasculitis, and some forms of childhood arthritis. Plaquenil hydroxychloroquine is an effective medication for autoimmune conditions and malaria that comes with less side effects than other DMARDs. Reduces inflammation and cell replication. Otrexup methotrexate is the first-choice treatment for many types of cancer and arthritis, but it has many side effects. Methotrexate Moderate Hydroxychloroquine may reduce the renal clearance of methotrexate; the exact mechanism of this interaction is unknown. The mean AUC of methotrexate was increased 52% and the mean Cmax was reduced 17% when a single dose of methotrexate was given with a dose of hydroxychloroquine 200 mg oral.