Malaria is common in areas such as Africa, South America, and Southern Asia. This medicine is not effective against all strains of malaria. Plaquenil and blood pressure Plaquenil and itching Drugs That Prolong QT Interval And Other Arrhythmogenic Drugs. PLAQUENIL prolongs the QT interval and should not be administered with other drugs that have the potential to induce cardiac arrhythmias. Also, there may be an increased risk of inducing ventricular arrhythmias if PLAQUENIL is used concomitantly with other arrhythmogenic drugs. There are several drugs now that you can take instead of the plaquenil. these type of drugs they have now work in a different way then the methotrexate and plaquenil. most of these drugs you will still take the methotrexate. i researched these drugs before i made my decision and so for myself i started on the enbril and boy what a because of insurance issues from aug 09 until. 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. 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. Medication similar to plaquenil Are there other drugs besides methotrexate that are used to., Is there a drug that I can take to replace plaquenil? Plaquenil sun allergy 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. Hydroxychloroquine Uses, Dosage & Side Effects -. Hydroxychloroquine Plaquenil Side Effects & Dosage for Malaria. Hydroxychloroquine Compared to Alternatives -. Both Plaquenil and Rheumatrex and Trexall may interact with nonsteroidal anti-inflammatory drugs, antibiotics, or seizure medications. Plaquenil may also interact with acetaminophen, cancer medications, tuberculosis medications, birth control pills or hormone replacement therapy, arthritis medications, ACE inhibitors, antifungals, cholesterol medications, or HIV / AIDS medications. Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. This medication is also used. Plaquenil hydroxychloroquine is an antimalarial medication used to treat or prevent malaria, a disease caused by parasites, which enter the body through the bite of a mosquito. Plaquenil is also used to treat symptoms of rheumatoid arthritis and discoid or systemic lupus erythematosus. Plaquenil is available in generic form.