Theres another option: Substitution. Either with synthetic or clean persons sample.

Take a home THC test using the first urination of the day. If youre testing positive, then consider subbing. With your test scheduled for Thursday, you would have to begin your creatine-loading yesterday in preparation to use any dilution techniques on the day of the U/A.


Read up on both the Substitution and Dilution 'sticky' threads.