Every person body is different. It can be 30 days to a year. Example: A client once tested negative for a year because the drug was embedded in her fat cells. You can by drug kits off Amazon to test your son monthly. Hope this helps.
Every person body is different. It can be 30 days to a year. Example: A client once tested negative for a year because the drug was embedded in her fat cells. You can by drug kits off Amazon to test your son monthly. Hope this helps.