7 years if caught by the police
Yes, methamphetamine can be detected after the first use.
Amphetamine, methamphetamine, THC, cocaine, and opiates
Yes
Marijuana can be detected in saliva for up to 30 days.
Yes
Yes, marijuana is detected in your blood stream system.
Yes.
30 days.
Yes
20 minutes later
nope
if you're implying marijuana, yes, it can be detected in a urinalysis.