You can't sub for a prenatal test. There are specific hormones in a pregnant women's urin and chemicals and ish. That would just be moronic and they're either think you're not pregnant or are subbing.

Hon, I'd dilute as much as possible as subbing isn't an option. But it also depends on when you last smoked, if it was around a month ago you should be fine..the longer the better. Keep us updated!
stars stars stars Reviewed by stars stars stars on . Pregnancy and Urine Testing Hi guys, wonder if you can give me some advice. I just recently found out I am pregnant, and I stopped smoking when I found out. I am scheduled for a urine drug test as part of my pregnancy prenatals, but what if they find a small amount of thc in my urine, from before I gave up? I'm medium build and was only smoking a weakly rolled joint once a day, for about 10 months. Are they cool about it if you have given up? Or will they be fascists and start threatening me? I'm on a visiting Rating: 5