Antibiotics Cause False Positives on Heroin Tests. Among the items reported as causing false positive test results are: Pain relievers such as Advil, Nuprin, Motrin and menstrual cramp medications like Midol and Trendar. All drugs containing the widely used pain reliever Ibuprofen are known to cause positive samples for Marijuana.
If you include this extra time on the tarmac, the average total elapsed time from gate to gate flying from Los Angeles, CA to Newark, NJ is 5 hours, 13 minutes.
Even though your flight from Newark (EWR) to Cancun (CUN) will cover over 1,500 miles, youâll only be airborne for three-and-a-half hours. Your plane will pass over the eastern United States as well as the Gulf of Mexico.