Advil, which contains ibuprofen, is generally not known to cause false positives in standard urine drug tests. Urine drug tests typically look for specific drugs or their metabolites, such as opioids, cannabinoids, benzodiazepines, amphetamines, etc. Ibuprofen, the active ingredient in Advil, is not one of the substances typically screened for in standard drug tests.
However, it is essential to be transparent with the testing facility or the healthcare provider conducting the drug test about any medications or supplements you have taken recently. This includes over-the-counter medications like Advil. Providing this information will help ensure accurate interpretation of the test results and rule out any potential interference with the test.
If you are concerned about the results or have any questions, it's best to discuss this with the healthcare provider who ordered the drug test. They can provide you with more specific information and address any concerns you may have about the test results.