It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Plaquenil definition Hydroxychloroquine medcication card Plaquenil testing review of optometry I was told several years ago that plaquenil can cause a false positive for thc in urine tests. that is not true. but other medications have been implicated to potentiall cause false positives in rare cases for THC in urine testing see this article chronic use of ibuprofen and naproxen have been reported to cause false positives for. Plaquenil is the brand name for the prescription drug hydroxychloroquine. It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as. Does plaquenil hydroxychloroquine cause false positives on drug test? Answers Follow Share 3 doctors weighed in Does plaquenil hydroxychloroquine cause false positives on drug test? 3 doctors weighed in Dr. Lynne Weixel. Clinical Psychology. 1 doctor agrees. Can Plaquenil cause a false positive for THC on a drug test? For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Plaquenil false positive Hydroxychloroquine Plaquenil, Plaquenil Hydroxychloroquine - Side Effects, Dosage. Shared care guidelines hydroxychloroquineComing off plaquenilHydroxychloroquine scarring alopeciaPlaquenil oral uses Prescription Drugs Many prescription drugs have a high potential for abuse and, thus, are targeted by urine tests. Upon testing positive for a prescription drug, you will be required to provide proof of prescription in your own name. Once confirmed, your positive result will be considered false and will be reported as a negative result. Drug Testing - False Positives for Urine Testing. Does plaquenil hydroxychloroquine cause false positives.. Plaquenil Oral Uses, Side Effects, Interactions, Pictures.. This allows for false-positive test results triggered by the metabolites of certain prescription and nonprescription medications, which occurs in approximately one to 2.5 percent of cases, according to the NetWellness Consumer Health Information 1. Most of the positive results in routine tuberculosis screening of health care workers are false positives. That statistical artifact is creating headaches for employee health professionals as they try to find the best TB testing method and struggle with unexpected results. AskDocWeb Neither Prednisone nor Plaquenil Hydroxychloroquine has been reported to cause a false positive drug test for drugs of abuse. However, there are other possible causes so whenever possible a positive urine drug test should be subjected to additional testing to confirm the results.