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.
1 About: Several airport shuttle companies will take you from Newark Liberty International Airport (EWR) to the Port Authority, Grand Central Terminal, and Bryant Park at 42nd Street and 5th Avenue. 2  Travel time is between 50 to 70 minutes, but may take longer during rush hours.