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.
It is a ten hour flight from Newark, New Jersey to Honolulu, Hawaii. Continental is the only airline that flies this route direct at this time. I have taken this flight. It is a good option for people who want to minimize their time of layovers and take off and landings.