no
No.
Poppy seeds can cause a false positive on a drug test, however it would have to be a lot of them.
It did, once, for me.
Unlikely
Propranolol
Using someone else's urine, who has used pot, for the drug test would give a false positive.
It should not cause a false positive on a drug test.
Bromfed has been reported to cause false-positive results in urine drug tests.
Valerian Root can test positive as benzodiazepines. Ephedra can test positive as an amphetamine.
Don't do the drug stupid
Midol will not cause a false positive for THC, no matter how much is taken.