Certain tests can be performed with your blood or urine to know if you are using drugs. One of those is the THC urine test which will search for tetrahydrocannabinol (THC) – a metabolite of marijuana. Medicamentos para la alergia que puedo tomar con hydroxychloroquine Hydroxychloroquin 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 cannaboid testing and barbituate urine testing. let me know if you have questions. THCA-A is the non-psychoactive biosynthetic precursor of THC and the main cannabinoid in fresh cannabis plant material. When heated, e.g. during smoking or baking, THCA-A is decarboxylated yielding THC 14 Fig. 1. As relevant incorporation through the bloodstream could not be verified in previous investigations. Since THC is stored in body fat, it can still give a positive result up to a month after you have stopped eating hemp seeds or hemp seeds products. 8. Other Factors. Diabetes, kidney disease and liver disease can also cause a false positive marijuana urine test result. But sometimes, this test can give a false positive when you have never used marijuana. Since laboratory people are involved in the analysis process for THC in the urine, there is a chance of human error such as wrong labeling or external contamination. A positive result will indicate a recent use of this drug. Plaquenil false positive thc Can plaquenil show positive drug test - Answers on HealthTap, Finding cannabinoids in hair does not prove cannabis. Hydroxychloroquine stops flu virusHydroxychloroquine uses in hindiHydroxychloroquine and neutropenia The below chart attempts to cover all possible sources of a false positive urine test result. Substances listed in the right column may cause a false positive for the drug/metabolite shown in the left column. Brand names are shown in brackets. Drug Testing - False Positives for Urine Testing. Causes of False Positive THC Urine Test New Health Advisor. Does taking Plaquenil cause false positive test result for THC?. Subj False positive for THC? Date 10/24/2008 Hi I have question. I am taking seroquel for sleep and lexapro. I was sick and was given amoxicillan. Can I get a false positive for THC? I would appreciate an answer because I am mandated to take drug testing and I am coming out with false positives. My freedom is on the line. Thanks, Jossey Hi Boni, yes very possible depending on the test. If you had a false positive, ask for a better test. Maybe blood draw or hair test. You may endup having to pay for it, but if it conerns getting your meds, it's important enough. We hear “false positive” as a defense from professional athletes all the time when it comes to drug screens—but unexpected results on drug tests really do happen. A urine drug screen tests for the presence of certain illegal drugs and prescription medications.